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MULTI JOG

INPUT SELECTOR

ENTER STANDBY

STANDBY/ON
MASTER VOLUME
ADVANCED SURROUND STEREO/ DIRECT SIGNAL SELECT

STATION

TUNING

STANDARD

MONITOR

MIDNIGHT

LOUDNESS

TONE

QUICK SETUP DOWN

UP

LISTENING MODE TUNER EDIT CLASS BAND MPX INPUT ATT FL DIMMER

MULTI JOG

PHONES

MULTI JOG

ORDER NO.
R

RRV2727

VSX-D412-K

AUDIO/VIDEO MULTI-CHANNEL RECEIVER

VSX-D412-S
Model
VSX-D412-K VSX-D412-S VSX-D412-K VSX-D412-S KUXJI KUXJI KCXJI KCXJI

VSX-D412-K
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Type
AC120V AC120V AC120V AC120V

Power Requirement

Remarks

For details, refer to "Important symbols for good services" .

PIONEER CORPORATION

4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER CORPORATION 2003

T-ZZR FEB. 2003 printed in Japan

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SAFTY INFORMATION
A

This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician.
B
WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 ­ Proposition 65

NOTICE (FOR CANADIAN MODEL ONLY) Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts must be of identical designation. REMARQUE (POUR MODÈLE CANADIEN SEULEMENT)
C

Les symboles de fusible

(fusible de type rapide) et/ou

(fusible de type lent) sur CCI indiquent que

les pièces de remplacement doivent avoir la même désignation.

(FOR USA MODEL ONLY) 1. SAFETY PRECAUTIONS
The following check should be perfor med for the continued protection of the customer and ser vice technician.

LEAKAGE CURRENT CHECK
D

Measure leakage current to a known ear th ground (water pipe, conduit, etc.) by connecting a leakage current tester such as Simpson Model 229-2 or equivalent between the ear th ground and all exposed metal par ts of the appliance (input/output terminals, screwheads, metal overlays, control shaft, etc.). Plug the AC line cord of the appliance directly into a 120V AC 60 Hz outlet and turn the AC power switch on. Any current measured must not exceed 0.5 mA.

ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. 2. PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in the appliance have special safety related character istics. These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage, wattage, etc. Replacement par ts which have these special safety character istics are identified in this Service Manual. Electr ical components having such features are on the schematics and identified by marking with a on the parts list in this Service Manual. The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one, shown in the parts list in this Service Manual, may create shock, fire, or other hazards. Product Safety is continuously under review and new instructions are issued from time to time. For the latest infor mation, always consult the current PIONEER Service Manual. A subscription to, or additional copies of, PIONEER Ser vice Manual may be obtained at a nominal charge from PIONEER.

E

Device under test Test all exposed metal surfaces

Leakage current tester

Reading should not be above 0.5 mA

Also test with plug reversed (Using AC adapter plug as required)

Earth ground

AC Leakage Test
F

2
1 2

VSX-D412-K
3 4

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6

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[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely. When you find the procedures bearing any of the symbols, be sure to fulfill them:

1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions described in this manual.

A

2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable. In accordance with the procedures or instructions described in this manual, adjustments should be performed.

3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning, proper cleaning should be performed to restore their performances.
B

4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual, if necessary.

5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used.
C

D

E

F

VSX-D412-K
5 6 7 8

3

1

2

3

4

CONTENTS
A

B

C

D

SAFTY INFORMATION ....................................................................................................................................... 2 1. SPECIFICATIONS ............................................................................................................................................ 5 2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 6 2.1 PACKING ................................................................................................................................................... 6 2.2 EXTERIOR SECTION................................................................................................................................ 8 2.3 FRONT PANEL SECTION ....................................................................................................................... 10 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .......................................................................................... 12 3.1 BLOCK DIAGRAM ................................................................................................................................... 12 3.2 OVERALL WIRING CONNECTION DIAGRAM........................................................................................ 14 3.3 D.D & INPUT(1/4) ASSY .......................................................................................................................... 16 3.4 D.D & INPUT(2/4) ASSY .......................................................................................................................... 18 3.5 D.D & INPUT(3/4) ASSY .......................................................................................................................... 20 3.6 D.D & INPUT(4/4) ASSY .......................................................................................................................... 22 3.7 AMP & PRIMARY(1/2), TRANS2 and TRANS3 ASSYS .......................................................................... 24 3.8 AMP & PRIM.(2/2), REG., HASHIGETA, AMP INPUT and TRANS1 ASSYS.......................................... 26 3.9 VIDEO and 6CH IN ASSYS ..................................................................................................................... 28 3.10 FRONT, R.ENCODER and POWER SW ASSYS .................................................................................. 30 3.11 DIGITAL IN, H.P. and KAWA ASSYS ..................................................................................................... 32 3.12 FM/AM TUNER MODULE ...................................................................................................................... 34 4. PCB CONNECTION DIAGRAM ..................................................................................................................... 36 4.1 TRANS1, TRANS2 and TRANS3 ASSYS ................................................................................................ 37 4.2 D.D & INPUT ASSY ................................................................................................................................. 38 4.3 AMP INPUT and AMP & PRIMARY ASSYS ............................................................................................ 42 4.4 FRONT, POWER SW, H.P. and R.ENCODER ASSYS ............................................................................ 44 4.5 REGULATOR, HASHIGETA and KAWA ASSYS...................................................................................... 48 4.6 DIGITAL IN, 6CH IN and VIDEO ASSYS ................................................................................................. 50 4.7 FM/AM TUNER MODULE ........................................................................................................................ 52 5. PCB PARTS LIST ........................................................................................................................................... 53 6. ADJUSTMENT ............................................................................................................................................... 62 7. GENERAL INFORMATION ............................................................................................................................. 63 7.1 DISASSEMBLY and DIAGNOSIS ............................................................................................................ 63 7.1.1 DISASSEMBLY and PCB LOCATION................................................................................................... 63 7.1.2 U-COM BLOCKDIAGRAM .................................................................................................................... 64 7.1.3 PROTECTION CIRCUIT ....................................................................................................................... 65 7.1.4 POWER ON SEQUENCE ..................................................................................................................... 66 7.1.5 POWER OFF SEQUENCE ................................................................................................................... 67 7.2 PARTS...................................................................................................................................................... 68 7.2.1 IC .......................................................................................................................................................... 68 7.2.2 DISPLAY ............................................................................................................................................... 77 8. PANEL FACILITIES ........................................................................................................................................ 79

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4
1 2

VSX-D412-K
3 4

5

6

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8

1. SPECIFICATIONS
Amplifier Section
Continuous average power output of 100 watts* per channel, min., at 8 ohms, from 20 Hz to 20,000 Hz with no more than 0.2 %** total harmonic distortion (front). Continuous Power Output Front .................................... 100 W per channel (1kHz, 1.0 %, 8 ) Center ..................................................... 100 W (1kHz, 1.0 %, 8 ) Surround .............................. 100 W per channel (1kHz, 1.0 %, 8 ) Surround Back .................... 100 W per channel (1kHz, 1.0 %, 8 )

FM Tuner Section
Frequency Range .......................................... 87.5 MHz to 108 MHz Usable Sensitivity ....................... Mono:13.2 dBf, IHF (1.3 µV/ 75 ) 50 dB Quieting Sensitivity ......................................... Mono: 20.2 dB Stereo: 38.6 dBf Signal-to-Noise Ratio ................................. Mono: 73 dB (at 85 dBf) Stereo: 70 dB (at 85 dBf) Distortion ........................................................ Stereo: 0.5 % (1 kHz) Alternate Channel Selectivity ................................. 60 dB (400 kHz) Stereo Separation ...................................................... 40 dB (1 kHz) Frequency Response ................................. 30 Hz to 15 kHz (±1 dB) Antenna Input (DIN) .............................................. 75 unbalanced
A

Input (Sensitivity/Impedance) CD, VCR/DVR, CD-R/TAPE/MD, DVD/LD, TV/SAT ... 200 mV/47 k Frequency Response CD, VCR/DVR, CD-R/TAPE/MD, DVD/LD,TV/SAT .................................................................. 5 Hz to 100,000 Hz +03 dB ­ Output (Level/Impedance) VCR/DVR REC, CD-R/TAPE/MD REC .................... 200 mV/2.2 k Tone Control BASS ...................................................................... ± 6 dB (100 Hz) TREBLE .................................................................. ± 6 dB (10 kHz) LOUDNESS ..................................... +9 dB/+9 dB (100 Hz/10 kHz) Signal-to-Noise Ratio (IHF, short circuited, A network) CD, VCR/DVR, CD-R/TAPE/MD,DVD/LD, TV/SAT .................. 96 dB Signal-to Noise Ratio [EIA, at 1 W (1 kHz)] CD, VCR/DVR, CD-R/TAPE/MD,DVD/LD, TV/SAT .................. 79 dB

AM Tuner Section
Frequency Range ........................................... 530 kHz to 1,700 kHz Sensitivity (IHF, Loop antenna) ......................................... 350 µV/m Selectivity ................................................................................ 25 dB Signal-to-Noise Ratio .............................................................. 50 dB Antenna ...................................................................... Loop antenna

B

Miscellaneous
Power Requirements ............................................... AC 120 V, 60Hz Power Consumption VSX-D412-K ........................................................... 260W (KU) VSX-D412-S ........................................................... 340VA (KC) In Standby ............................................................................. 1 W AC Outlet ................................................ 100 W MAX. (SWITCHED) Dimensions ................................... 420 (W) x 158 (H) x 393 (D) mm (16-9/16 (W) x 6-4/16 (H) x 15-8/16 (D) in.) Weight (without package) VSX-D412-K..........................................................................9.0 kg VSX-D412-S (19.8 lb) Furnished Parts AM loop antenna ............................................................................ 1 FM wire antenna ............................................................................ 1 Dry cell batteries (AA size IEC R6P) .............................................. 2 Remote control ............................................................................... 1 Operating instructions .................................................................... 1
C

Video Section
Input (Sensitivity/Impedance) VCR/DVR, DVD/LD, TV/SAT ......................................... 1 Vp-p/75 Output (Level/Impedance) VCR/DVR ...................................................................... 1 Vp-p/75 Frequency Response +0 VCR/DVR, DVD/LD,TV/SAT ] MONITOR ........ 5 Hz to 7 MHz ­ 3 dB Signal-to-Noise Ratio .............................................................. 55 dB Cross Talk ............................................................................... 55 dB

D

Manufactured under license from Dolby Laboratories. "Dolby", "Pro Logic II" and the double D symbol 2 are trademarks of Dolby Laboratorories. "DTS" ,"ES" and "DTS Digital Surround" are trademarks of Digital Theater Systems, Inc.

Specifications and the design are subject to possible modifications without notice, due to improvements. * Measured pursuant to the Federal Trade Commission's Trade Regulation rule on Power Output Claims for Amplifiers. ** Measured by Audio Spectrum Analyzer.

Accessories
TOP MENU
RECEIVER

E
ADVANCED MASTER STANDARD SURROUND STEREO VOLUME

CD-R/ VCR/ MIDNIGHT/ LOUDNESS TUNER TAPE/MD DVR

LEVEL EFFECT

DISPLAY

¡

¢
DVD CONTROL

INPUT SELECTOR CD

RECEIVER DVD/LD TV/SAT

MUTE

STATION

4 7 8

CH SELECT

FL DIMMER

CLASS

TEST TONE

TUNING

TUNER EDIT

AM loop antenna (ATB7009)

FM wire antenna (ADH7004)

AA size IEC R6P Dry cell batteries (x2)

Remote control unit (XXD3038)

SUB TITLE

MENU

AUDIO

BAND

INPUT ATT

DVD

DVD

AV RECEIVER

MPX

SETUP

ENTER

1

3

Î

F

VSX-D412-K
5 6 7 8

5

1

2

3

4

2. EXPLODED VIEWS AND PARTS LIST
NOTES:
A

Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screws adjacent to mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.)

2.1 PACKING

B

1 3 2 7 4
C

9 5

8

/KCXJI Type 6 11 10
D

12 14

E

13

F

6
1 2

VSX-D412-K
3 4

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8

PACKING parts List
Mark No. 1 NSP 2 3 NSP 4 5 Description FM wire antenna Warranty Card AM loop antenna Dry cell batteries (AA/R6P) Operating instructions (English) Operating instructions Remote Control Unit Part No. ADH7004 ARY7045 ATB7009 VEM1031 XRB3019 Mark No. 8 NSP 9 10 11 12 13 NSP 14 Description Battery Cover Literature Bag Packing Sheet Left Pad R5 Right Pad R5 Packing Case Accessory Board Part No. AZA7378 AHG1180 AHG7069 XHA3032 XHA3033 See Contrast table(2) XHB3008
A

6 7

See Contrast table(2) XXD3038

(2) CONTRAST TABLE VSX-D412-K/KUXJI, /KCXJI and VSX-D412-S/KUXJI, /KCXJI are constructed the same except for the following :
Mark No. 6 13 Symbol and Description Operating Instructions (French) Packing Case VSX-D412-K/ KUXJI Not used XHD3322 VSX-D412-S/ KUXJI Not used XHD3323 VSX-D412-K/ KCXJI XRC3077 XHD3322 VSX-D412-S/ KCXJI XRC3077 XHD3323

B

C

D

E

F

VSX-D412-K
5 6 7 8

7

1

2

3

4

2.2 EXTERIOR SECTION
A

53 41 53

56
B

53

21

22

57
I

23 24 53 53 53 53 53 53 53 53

53 50
C

54

22 53
C

40 56
I

B 2

J

53 53 54 H 4
K L H M G

30 50

9 J
N

53 53

46

31
E

53

53

49 48 L 15

27

34

N

8 M 39(1/2)

D

53 58 53
J H

53

17 D
M L K

I 16

53 47 53 53 A1 43 28
F

D

5 C 55 51 55

25 44
A

53 39(2/2) 18 X
F E

53 29 D

C

53

20

13 K
G

3 E 26
B

53
E

VSX-D412-K / Type 36 Accessory of
Front Panel

53 53

6 F 52
A B

53

37 53 35 53 VSX-D412-S/ Type 36 VSX-D412-K/ Type

38 45
NON-CONTACT SIDE CONTACT SIDE

53 53 Refer to "2.3 FRONT PANEL SECTION".
F

8
1 2

VSX-D412-K
3 4

5

6

7

8

EXTERIOR SECTION parts List
Mark No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NSP 16 NSP 17 18 19 > 20 21 22 23 24 25 Description D.D & INPUT ASSY AMP & PRIMAR ASSY REGULATOR ASSY AMP INPUT ASSY TRANS2 ASSY HASHIGETA ASSY ····· 6CH IN ASSY DIGITAL IN ASSY ····· ····· ····· KAWA ASSY ····· VIDEO ASSY TRANS1 ASSY TRANS3 ASSY FM/AM TUNER MODULE ····· Power Transformer (T1) Fuse (FU2 : 8A) Fuse (FU1, FU701: 10A) Power Cord Cord Stopper 28P F·F·C/30V (J31) DD CN102 - FRONT CN402 Part No. XWX3044 XWZ3532 XWZ3544 XWZ3547 XWZ3555 XWZ3566 XWZ3507 XWZ3517 Mark No. 30 Description Part No.
A

23P F·F·C/30V (J36) XDD3102 AMP CN53 - REGULATOR CN801 7P F·F·C/30V (J37) XDD3103 DD CN9101 - DIGITAL IN CN1901 ····· ····· 9P F·F·C/30V (J48) XDD3106 DD CN104 - 6CH IN CN307 Insulator See Contrast table(2) Rubber Sheet Under Base 409 Insulator FFC Cover R5 Rear Panel Bonnet D412 ····· Tuner Shield R5 PCB Angle R5 Reg Support R5 Heat Sink Assy 0.4 Heat Sink Angle F Heat Sink Angle R Heat Sink 0.4 Screw 3x23 PCB Mold Energy Star Label Screw Screw Screw Screw N Label 412S Holder See Contrast table(2) ANA7094 AMR7198 XMR3047 XNC3193 See Contrast table(2) XNG3072 XNG3073 XNG3074 ANH7112 ANG7251 ANG7252 ANH7109 ABA7043 AMR2533 AAX7876 BBZ30P080FMC BBZ30P200FMC FBT40P080FZK See Contrast table(2) See Contrast table(2) XWZ3572

31 32 33 34 35 36 NSP 37 38 39 40 41 42 43 44 45 NSP 46 47 48 NSP 49 50 51 NSP 52 53 54 55 56 NSP 57 58

B

XWZ3529 XWZ3490 XWZ3552 XWZ3560 AXQ7231 XTS3058 REK1086 REK1087 ADG7024 CM-22C XDD3097

C

> >

26 27 28 29

17P F·F·C/30V (J32) XDD3098 KAWA CN5001 - FRONT CN401 7P F·F·C/30V (J33) XDD3099 KAWA CN5004 - VIDEO CN503 13P F·F·C/30V (J34) XDD3100 KAWA CN5005 - FM/AM TUNER CN201 19P F·F·C/30V (J35) XDD3101 DD CN106 - AMP INPUT CN254

D

(2) CONTRAST TABLE VSX-D412-K/KUXJI, /KCXJI and VSX-D412-S/KUXJI, /KCXJI are constructed the same except for the following :
Mark No. 36 Symbol and Description VSX-D412-K/ KUXJI AEB1111 Not used XZN3112 FBT40P080FZK Not used VSX-D412-S/ KUXJI Not used PNW2766 XZN3123 FBT40P080FNI XAL3149 VSX-D412-K/ KCXJI AEB1111 Not used XZN3112 FBT40P080FZK Not used VSX-D412-S/ KCXJI Not used PNW2766 XZN3113 FBT40P080FZI XAL3149
E

Rubber Sheet 35 Insulator Screw 57 N Label 412S
41 56 Bonnet

NSP

F

VSX-D412-K
5 6 7 8

9

1

2

3

4

2.3 FRONT PANEL SECTION
A

16 13
B

10 17

2 Q 3 U 1 O 16 16 16

6 8

16

16 15 16 16 4 P 16 16

C

9 18

16

16

7

D

11 20 14 12

E

F

10
1 2

VSX-D412-K
3 4

5

6

7

8

FRONT PANEL SECTION parts List
Mark No. 1 2 3 4 5 6 7 8 9 10 Description FRONT ASSY POWER SW ASSY H.P. ASSY R. ENCODER ASSY ····· Front Panel Sub Button Earth Plate R5 HP Pioneer Badge Led Lens 1.6 Part No. XWZ3587 XWZ3510 XWZ3513 XWZ3511 Mark No. 11 12 13 14 15 16 17 18 19 NSP 20 Description Select Knob Volume Knob Power Button Sub Panel Jog Button Screw Screw D Panel R5 W ····· C Ring Dim 8.1 Part No. See Contrast table(2) See Contrast table(2) See Contrast table(2) See Contrast table(2) See Contrast table(2) PPZ30P080FMC BBZ30P080FMC XAK3274 XBH3016
B A

See Contrast table(2) See Contrast table(2) XNG3066 See Contrast table(2) XAK3308

(2) CONTRAST TABLE VSX-D412-K/KUXJI, /KCXJI and VSX-D412-S/KUXJI, /KCXJI are constructed the same except for the following :
Mark No. 6 7 9 11 12 13 14 15 Symbol and Description Front Panel Sub Button Pioneer Badge Select Knob Volume Knob Power Button Sub Panel Jog Button VSX-D412-K/ KUXJI XMB3110 XAD3125 XAM3006 XAB3023 XAB3025 XAD3123 XAK3338 XAD3124 VSX-D412-S/ KUXJI XMB3111 XAD3133 VAM1129 XAB3024 XAB3026 XAD3129 XAK3386 XAD3131 VSX-D412-K/ KCXJI XMB3110 XAD3125 XAM3006 XAB3023 XAB3025 XAD3123 XAK3338 XAD3124 VSX-D412-S/ KCXJI XMB3111 XAD3133 VAM1129 XAB3024 XAB3026 XAD3129 XAK3386 XAD3131

C

D

E

F

VSX-D412-K
5 6 7 8

11

1

2

3

4

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
CN201 AXQ7231 7

X

K

CN101 10 7 5 4 3 2 12 IC104 3 1 IC101 TC9273F-007 (FUNCTION SEL)

A

D.D & INPUT ASSY

3 IC9201 3 1 NJM2100M 4 IC102 NJU7312AM (EXP/DSP) 6 (SL/SR) IC9702 IC9705 2 1 IC9601 2 1 NJU7313 AM IC9703 3 1 (SP config) (C) 8 7 9 5

B

8 IC9101 AK4586 (CODEC) 30 28 26 (ADC) (DAC) 27 11-13 32 39-40 IC9501 (DIR) CRYSTAL DSP 10 22 (for DECODE) 6 2 CN9101
IC9508 BS62LV 1024TC-70 (RAM for AAC) IC9504 PDN030A (ROM for DECODE) IC9502 TC74 VHC574F IC9503 TC74 VHC574F (8 16bit)

9 10 11

NJM4558MD NJM4558MD (LPF) (6dB AMP) IC9704 IC9701 2 1 2 1 (FL/FR)

2 IC1901 5 15

43 IC9703 5 7 21 (SW) 19 20

CN1901

C

J
DIGITAL IN ASSY
3 IC303 1 CN307 3

CN104 7 11 12

M
5

IC302 7 9 1

10

D
3

IC302 1 5 5

6CH IN ASSY

E

F

12
1 2

VSX-D412-K
3 4

5

6

7

8

A
CN1551 6

14.1/24.1 14.7/27.3

13.8
Q1552

U

17

CN702 IC105 uPC2570 (PRE AMP) 31 5 7

6

4

CN601 9

IC601 22 15

RY751

15

CN106

Q603

B
AMP & PRIMARY ASSY

B

IC103

H
Q601 IC106 34 5 7 8 5 24

9

IC602 26

RY753

AMP INPUT ASSY

Q653

11 33 IC107 3 1 1

C
Q651 IC601 11 24 26 RY752

Q632

6 36 Q631

D

5 IC107

7

14 CN101

1 CN302

VIDEO ASSY
Q112 9 5 7 6 3 IC301 (CONPONENT SEL)

E
Q303

L

E

L B
POWER AMP IC601, IC602

+BVH -BVH NECK+B NECK-B +BVL D702 -BVL FL AC RY51 AC IN T1 POWER TRANSFORMER

A
Q701 Q702 D701

CN101 U+5V IC51 D51-D54 T51

11

O
T+12V

CN402

FL AC +12V IC801 IC802 IC803 IC804 D801­D804 D721­D724

IC805

B
F

1

A A

CN101 -12V D+5V CN101 A+5V

E
7

VSX-D412-K
5 6 8

13

1

2

3

4

3.2 OVERALL WIRING CONNECTION DIAGRAM
A

R.ENCODER ASSY (XWZ3511)

P

O

FRONT ASSY (XWZ3587)

B

H
AMP INPUT ASSY (XWZ3547)

C

F
HASHIGETA ASSY (XWZ3566)
D

D.D & INPUT ASSY (XWX3044)

A K A 1/4, A 2/4, A 3/4, A 4/4
REGULATOR ASSY VIDEO (XWZ3544) ASSY (XWZ3490)

KAWA ASSY (XWZ3529)

E

X
FM/AM TUNER MODULE (AXQ7231)

E

L M
6CH IN ASSY (XWZ3507)

F

14
1 2

VSX-D412-K
3 4

5

6

7

8

A

Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST".

Q U
H.P. ASSY (XWZ3513)

POWER SW ASSY (XWZ3510)

B

D
TRANS3 ASSY (XWZ3560)

C
J6 J7

J3(J8)

(XTS3058)

TRANS2 ASSY (XWZ3555)

TRANS1 ASSY (XWZ3552)

B B 1/2, B 2/2
AMP& PRIMARY ASSY (XWZ3532)
J5 J4

C
J2

I
J1

FU701 : REK1087(10A/125V)

D

FU1 : REK1087(10A/125V) FU2 : REK1086(8A/125V)
E

J
DIGITAL IN ASSY (XWZ3517)
ADG7024
F

VSX-D412-K
5 6 7 8

15

1

2

3

4

3.3 D.D & INPUT(1/4) ASSY
A

A 1/4 D.D & INPUT ASSY
(XWX3044)

A 2/4

B

C

D

E

F

A 1/4 A
16
1 2

E
VSX-D412-K
3

CN802

4

5

6

7

8

A

A 4/4

M CN307

: The power supply is shown with the marked box.

A 4/4 A 4/4 A 2/4,3/4,4/4 O CN402
B C D E F
: AUDIO SIGNAL ROUTE (Analog, Lch)
(R)

A 2/4,4/4

A 2/4

A 2/4
(L)

A 2/4 , A 3/4

F

CN1002

: AUDIO SIGNAL ROUTE (Analog, Rch)

A 1/4
7

VSX-D412-K
5 6 8

17

1

2

3

4

3.4 D.D & INPUT(2/4) ASSY
A

A 2/4 D.D & INPUT ASSY
(XWX3044)

J

CN1901

A 1/4

B

A 1/4

A 1/4

C

A 4/4 A 3/4
D

E

A 1/4 A 3/4
F

A 2/4 A
18
1 2

VSX-D412-K
3 4

5

6

7

8

A

A 1/4

CN254

B

H
C D

A 1/4

A 1/4

A 1/4

A 1/4

: AUDIO SIGNAL ROUTE
(FL) (SL) (SW) (C)

E

: AUDIO SIGNAL ROUTE (Front L ch) : AUDIO SIGNAL ROUTE (Rear L ch) : AUDIO SIGNAL ROUTE (Sub Woofer) : AUDIO SIGNAL ROUTE (Center)

F

A 2/4
VSX-D412-K
5 6 7 8

19

1

2

3

4

3.5 D.D & INPUT(3/4) ASSY
A

B

C

D

E

A 1/4

F

A 3/4 A
20
1 2

VSX-D412-K
3 4

5

6

7

8

A

A 3/4 D.D & INPUT ASSY
(XWX3044)

B

C

A 2/4 A 1/4

D

E

A 2/4

: The power supply is shown with the marked box.
F

A 3/4
VSX-D412-K
5 6 7 8

21

1

2

3

4

3.6 D.D & INPUT(4/4) ASSY
A

A 2/4

A 1/4

A 4/4 D.D & INPUT ASSY
(XWX3044)

B

C

A 1/4

D

E

A 1/4
F

A 4/4 A
22
1 2

A 1/4
VSX-D412-K
3 4

5

6

7

8

A

A 1/4

B

C

D

E

F

A 4/4
VSX-D412-K
5 6 7 8

23

1

2

3

4

3.7 AMP & PRIMARY(1/2), TRANS2 and TRANS3 ASSYS
A

B 1/2

AMP&PRIMARY ASSY (XWZ3532)

B

C

D

E

F

H

CN253

B 1/2
24
1 2

B 2/2
VSX-D412-K
3 4

5

6

7

8

A
CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 49101.6 FOR IC853 MFD, BY LITTELFUSE INC.

TRANS3 ASSY (XWZ3560)

D
POWER TRANSFORMER

C
TRANS2 ASSY (XWZ3555)
REK1087 (10A)

B

U

1551

C

B 2/2
D412

D

: AUDIO SIGNAL ROUTE
(FL) (SL) (SW) (C)

CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491.125 FOR IC701 AND IC702 MFD, BY LITTELFUSE INC. CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 49101.6 FOR IC851 AND IC852 MFD, BY LITTELFUSE INC. CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491001 FOR IC603 MFD, BY LITTELFUSE INC. CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491010 FOR IC604, IC605, IC606, AND IC607 MFD, BY LITTELFUSE INC.

E

: AUDIO SIGNAL ROUTE (Front L ch) : AUDIO SIGNAL ROUTE (Rear L ch) : AUDIO SIGNAL ROUTE (Sub Woofer) : AUDIO SIGNAL ROUTE (Center)

F

· NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS ONLY.
VSX-D412-K
5 6 7

B 1/2 C D
25
8

1

2

3

4

3.8 AMP & PRIM.(2/2), REG., HASHIGETA, AMP INPUT and TRANS1 ASSYS
A

HASHIGETA ASSY (XWZ3566)

F
CN5003

B

K

CN5002

A 1/4 CN105

K

B 2/2
C

E
REGULATOR ASSY (XWZ3544)

AMP& PRIMARY ASSY (XWZ3532)

D

E

F

A 1/4 CN101

L

CN302

B 2/2 E F
26
1 2

B 1/2
VSX-D412-K
3 4

5

6

7

8

A

H
A 2/4 CN106
AMP INPUT ASSY (XWZ3547)

B

B 1/2 CN601

B 1/2

C
CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491.315 FOR IC52 MFD, BY LITTELFUSE INC.

REK1086 (8A)

TRANS1 ASSY (XWZ3552)

POWER TRANSFORMER

I

D

E

REK1087 (10A)

LIVE

NEUTRAL AC POWER CORD ADG7024

F

· NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS ONLY.
VSX-D412-K
5 6 7

B 2/2 H I
27
8

1

2

3

4

3.9 VIDEO and 6CH IN ASSYS
A

VIDEO ASSY (XWZ3490)

L
B

C

D

K

CN5004

E

F

L
28
1 2

VSX-D412-K
3 4

G CN390

E

CN803

5

6

7

8

A

: AUDIO SIGNAL ROUTE
(FL) (SL) (SW) (C)

: AUDIO SIGNAL ROUTE (Front L ch) : AUDIO SIGNAL ROUTE (Rear L ch) : AUDIO SIGNAL ROUTE (Sub Woofer) : AUDIO SIGNAL ROUTE (Center)

A 1/4
6CH IN ASSY (XWZ3507)
CN104

B

M
C

D

E

F

M
VSX-D412-K
5 6 7 8

29

1

2

3

4

3.10 FRONT, R.ENCODER and POWER SW ASSYS
A
R.ENCODER ASSY S511 : ENTER S512 : MULTI JOG DIAL S513 : MASTER VOLUME

B

P

R.ENCODER ASSY (XWZ3511)

C

K

CN5001

D

E

O
A 1/4
CN102
F

FRONT ASSY (XWZ3587)

O P
30
1 2

VSX-D412-K
3 4

5

6

7

8

A

Q
POWER SW ASSY (XWZ3510)

B

POWER SW ASSY S501 : POWER STANDBY/ON
C
MIDNIGHT/ LOUDNESS

SPEAKER

FL DIMER

MONITOR

INPUT ATT

PDG268B

FRONT ASSY S451 : SIGNAL SELECT S452 : MIDNIGHT/ LOUDNESS S453 : SPEAKER S454 : MONITOR S455 : TONE S456 : SETUP S457 : ADVANCED SURR S458 : STEREO/ DIRECT S459 : FL DIMER S460 : INPUT ATT S461 : MPX S462 : BAND S463 : STANDARD S464 : TUNING(+) S465 : TUNING(­) S466 : STATION(+) S467 : STATION(­) S468 : MULTI JOG S476 : CLASS

D

E

F

O Q
VSX-D412-K
5 6 7 8

31

1

2

3

4

3.11 DIGITAL IN, H.P. and KAWA ASSYS
A

B

C

D

E

J
F

DIGITAL IN ASSY (XWZ3517)

J
32
1 2

VSX-D412-K
3 4

A 2/4 CN9101

5

6

7

8

A

U
B 1/2 CN702

H.P. ASSY (XWZ3513)

B

L

CN303

X

CN201

C

O CN401
D E

K
KAWA ASSY (XWZ3529)

E

CN804

F

CN1001

F

K U
VSX-D412-K
5 6 7 8

33

1

2

3

4

3.12 FM/AM TUNER MODULE
A

X
B

FM/AM TUNER MODULE (AXQ7231)

FM FRONT END

(FM)

C

(FM)

(FM) (FM) (FM) (FM)

(FM)

(FM) (AM) (AM) (AM) (AM)

(FM)

D
(FM) (AM)

MW RF TUNING BLOCK

(AM)

OSC : 981 - 2052kHz 9k step

E

F

X
34
1 2

VSX-D412-K
3 4

5

6

7

8

A

: The power supply is shown with the marked box.

(TX) (AM) (FM)

: AUDIO SIGNAL ROUTE (TUNER) : AM SIGNAL ROUTE : FM SIGNAL ROUTE
B

ATF7026

(AM)

(AM)

(AM)

CN5005

(AM)

(AM)

C

(FM)

(TX) (TX)

(AM) (FM) (AM)

AM/FM IF+MPX IC

(AM)

(TX) (TX) (FM) (TX) L201

(FM) (AM)

K
D E F

ATE7003

PLL IC

X
VSX-D412-K
5 6 7 8

35

1

2

3

4

4. PCB CONNECTION DIAGRAM
A

NOTE FOR PCB DIAGRAMS :
1. Part numbers in PCB diagrams match those in the schematic diagrams. 2. A comparison between the main parts of PCB and schematic diagrams is shown below.
Symbol In PCB Diagrams Symbol In Schematic Diagrams B C E B C E Part Name

3. The parts mounted on this PCB include all necessary parts for several destinations. For further information for respective destinations, be sure to check with the schematic diagram. 4. View point of PCB diagrams.

Connector
Transistor

Capacitor

B C E B B C E C E B C E

SIDE A
Transistor with resistor

B
D G S

D

G S D

G S Field effect transistor

P.C.Board

Chip Part

SIDE B

Resistor array

3-terminal regulator

C

D

E

F

36
1 2

VSX-D412-K
3 4

5

6

7

8

4.1 TRANS1, TRANS2 and TRANS3 ASSYS
SIDE A SIDE A
A

D TRANS3 ASSY
B J6 J4 J3 J5
C883 C882 C881

B

J7
R881

TRANS3 XWZ3560

BLACK J3 BLUE J8

J5 WHITE J7

J6 RED J4

CMKS-P3X

(XNP3053-C)

ATTENTION
REMPLACER LE IC LINKS COMME INDIQUE.

TRANS1 XWZ3552

PRIMARY

(XNP3053-C)
IC852
C852

C853

R851

R853

IC851

C851

IC853

1

DREG

FL AC FL AC REG REG

DREG

REG

1

7

I

TRANS1 ASSY

(XNP3053-C)

851

B 701

C D I
VSX-D412-K
5 6 7

J21

TRANS2

B J1 J2

851

R852

CMKS-P3X

NP

NP

XWZ3555 XWZ3556

NP

R882

NP

NP

NP

C

POWER TRANSFORMER
CMKS-P3X

C

TRANS2 ASSY

D

DE CHEZ LITTELFUSE INC.

J2 J1 BLUE BROWN

E

F

C D I
37
8

1

2

3

4

4.2 D.D & INPUT ASSY
A

SIDE A

B

A D.D & INPUT ASSY

C

O

CN402

D

CN102

E

CN106
IC301 IC105 Q107 Q108 IC106 Q109 Q110 IC107 Q111 Q112 IC110 IC103 IC102 Q9603 Q9604 Q9605 Q9606 Q9610 Q9601 Q9602 IC9601 Q9609 Q0608 Q9607

CN105
Q9611 Q9601 Q

H CN254

F CN1002

F

A
38
1 2

VSX-D412-K
3 4

5

6

7

8

SIDE A

A

B

M CN307
CN104

J CN1901
CN9101

C

D

N105
IC9506 Q9611 Q9601 Q9602 IC9102 IC9505 IC9101 IC9507 IC9201 Q9201 Q9202 Q9203 Q9204

CN101
IC9501 IC9812 IC104 IC9508 IC9504

E

(XNP3056-C)

002

E CN802
Note : The pin of function IC(IC101 TC9273F-007)can be checked from side-A by the through-hole round. The pin No. is printed on the side-A.

F

A
VSX-D412-K
5 6 7 8

39

1

2

3

4

A

SIDE B

B

A D.D & INPUT ASSY
CN9101 1 1 CN104

C

D

1
E

1 CN105 IC9701
IC9705 IC970 IC9705

IC9502 IC9503 IC9811 IC101

Q9551 Q9552

CN101

IC9703 IC9702

F

A
40
1 2

VSX-D412-K
3 4

5

6

7

8

SIDE B

A

B

1

CN102

C

D

1 CN105 IC9701
C9703 702 IC9705 IC9707 IC9705 IC9704 IC112

1

CN106

E

(XNP3056-C)

F

A
VSX-D412-K
5 6 7 8

41

1

2

3

4

4.3 AMP INPUT and AMP & PRIMARY ASSYS
A

SIDE A

R261

Q252

Q254

Q255

C254

3 R266

Q256

D253

R263

R262

D252

R265 C253

D251

B

R267

R258

C251

R260

R259

8

CN254

R257

W604

UG

AG

W608

W682

W610

1

3 CN255

R269 W684 1

W736

W609

C

CMKS-P3X

1

CN253
1 16

CN254

A CN106

FL AG FR AG W612 SL AG W613 SR AG W614 C AG A.MUTE ATT Q258 OL DC D254 NECK R268 UG Q257

J35

AMP INPUT XWZ3547 XWZ3548
W611

1

R270

CN251

W605

W606

W607

W628

1

3

J22

-12V GND +12V

W629

3

R251

R252

R255

R256

R253

AG

C702

D

3 D5SBA20

J6
C707

RED BLUE J8
BOND

2 D701

D J6 D J7
Q701 IC701

R702 C706 R707 W574

Q703 GRAY R703 W576 W575 J701 H701 H702

J7
1

WHITE
W572 W550

491.125
W577

R701 E

IC701
Q701

W578 W558

VLW559

C703 W560

(XNP3053-C)
NECK+ NECKW554 W553 C701 W552 W551 R670 R672 Q631 Q632 R632 C631 R631 R640 R674 R673 D652 Q655 D631 R671

VL+

W555 W557 W556

W531

W530

C691

C652 R654

Q633 Q656 Q683 IC607 IC606

CN601

491010

W515

R665

C657

R658

Q652 Q654

R652

D632 C658

IC606

Q602 Q604 Q606 Q605 Q601 Q603 IC605 IC604

D654

C654 Q692

C662 C632 R635

R662

R668

C603 1 R645 D633 1 1 1 C613 Q601 R613 R607 R601 W507 22 22 22 22

Q651

R657 Q653

R651

R666

W503

C659

C663 26 26 26 26

C664 C637 W504 IC602

R639 R638

R644 D634

R614

Q651 Q653

Q631 Q632

IC602

R653

W501 1

C651

IC601 IC603

W502

B H
42
1 2

W505

VSX-D412-K
3 4

word surface

F

1

R655

OL ATT AMUTE AG C AG SR AG SL AG FR AG FL

R634 C633

Q656

Q654

Q652

R609 C611

C661

C656

R637

C653 C655 R659

R663

IC607

R664 C636

C635

R636

C612

R661

W512 C660

W513

W510 W511

W514

R660

R643

W506

R603

C6 W508

1

R610

Q603

C605

C606

NP

Q697 Q696 Q681 Q682

W533 jp075a

R667

C634

C638 NP R641 Q633

W534

W536

W537

W538

W539

UG NECK DC

R656

Q691

W535

W540

C666

16 16

NECK+ NECK-

ANP G

C692 D653 W529

VL+

VH-

VL-

R642

C665 R633

VH+

NP

E

R691

R669

W730

W532

Q655

D651

RISK OF FIREREPLACE FUSE AS MARKED.
R606 C602 R608 R604 Q602 R602 Q604

R605

C601

W579

J701 GRAY

W573 R708 C705

FU701

CMKS-P3X

Q704 Q702 IC702 Q703

W595 4

491.125

BLACK

5

Q253 1 1 1
1 19 19 19

W626

8

5 UG NECK DC OL C252 ATT A.MUTE AG SB AG SR AG SL AG FR AG FL AG AG C

W627

Q251

1 1 1

FAN+ FAN4 IC251 CN252 STOP
4 4 4

Q252 Q254 Q255 Q256 Q253 IC251 Q251

1

3

1

1

NP

R264

H AMP INPUT ASSY
Q257 Q258

19

16

(XNP3053-C)

B AMP&PRIMARY ASSY
CMKS-P3X
BOND Q704 R706 R705 E Q702 R704 W683 W594

D J3

1

D5SBA

IC702

J3

5

6

7

8

SECONDARY

PRIMARY
R51 T51

SIDE A
RISK OF FIRE-REPLACE FUSE AS MARKED.
J1
1 53

A

J2

BLUE
51

KN51 C57

C55

IC52
52 1

IC52 FU2
W663 W664 W665 W661 W662 5 W666 W667 W668

H54

491.500
1 D54

H55

H56

J44

H53

FU3

D52

D53

D51

W649 R53 D55 C53 L51

J12 GRAY
R52 D56 W636 Q51 4

J11 RED

J13 BLACK
W637 W638 W639 W641 W640 W642 1 1

RY51

NJM78M56

Q51

C52

IC51

D58 W635 C54 1 W634 C711

NEUTRAL
FU1

CN701 701

C 851 U 1551

C712 701 D712

C763

DREG DREG

R763

C761

FLAC FLAC REG REG REG 7

D711

SECONDARY

J21

R711

W619 jp050a

W615

CN702

J3

D J5

D J4

J47

THIS PRODUCT CONTAINS LEAD IN SOLDER AND CERTAIN ELECTRICAL PARTS CONTAIN CHEMICALS WHICH ARE KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM. HEALTH & SAFETY CODE SECTION 25249.6 - PROPOSITION 65 6

L761 W617 RY753 W758

C765

WARNING

R761

C762

CN752

CN702

W597

REAR Lch

R762 L762 jp050a W618

W734

6

C776

BLACK

J3

CMKS-P3X

J4 J5 WHITE RED
W580 W581 W582 W585 W584 W583

HP L HP G HP R MUTE HP SW U GND

C764

W596

REAR Rch

W570

C766

D5SBA20

C708

1

1

D702

H702 W579

W732 C775

W563

C703 W559 W560

W564

C704

W731

W568 VL+ W567 VHW562 W561 W565 W566 VH+

W548

L751

C753

W593

C757

W540

RISK OF FIREREPLACE FUSE AS MARKED.
R606 C602 R604 R609 C611 R602 R608 Q602 Q604

ANP G

W541

NECK-

W547

VH+

VL+

VH-

VL-

PRODUCTION CODE
W542 C615 NP R623 Q606 W543 C616 R624

ANP G

R751 L752 R622 W525

C604

D603 D601 R619 R621 Q605 R618 R616 D604

FRONT Rch
W737

W599

W519 W520

W521

W523

W524

C610 C608

R612

C609 W516 C605 W517 C606 R611 R617 C612 R610

R626

R625

IC604

491010

C607

W522

IC605
R615

R614

W518 D605 1

D752 D602 D723 D721 491001

W528

REPLACE IC LINKS AS MARKED.MFD. BY LITTELFUSE INC.

R620

D751 W526

C754

R752

C752

CAUTION

R754

C758

C613 R613 22 22

C614 W508

D606

491010

IC601

R627

IC603

W509 KN601

DREG DREG DREG DREG REG REG GND GND REG REG AC1 AC2 -VF W UP ACRY U+5V UG UG A RY +12V NC HP SW

D724

1

VSX-D412-K
5 6 7 8

R/CRY

NP

W569 VL-

XWZ3532 XWZ3533 XWZ3534 XWZ3580

C756 W571

C759

CN751

NP NP NP

1

2

3

4

CMKS-P3X

W735 W588 W587 W586 W733

W591 D755 W590 D756

RETURN AMP G

W589 W592 RY752 W549 W598

AMP&PRIMARY
L753

R755

W545 W544

CENTER FRONT Lch

ATTENTION
COMME INDIQUE. REMPLACER LE IC LINKS DE CHEZ LITTELFUSE INC.
D722

CN53

2

TUBE SIDE

2

3

D57 R54

4

9

C56

I J2 I J1

BROWN

1

3 IC51 IC51 IC51 1 NP

J51

C51

J52

B

AC IN
CN51

N

L

PRIMARY
H52

H51

LIVE
C
C769

R764

SL

SR
D
W546 C771

C
E

C755

R756 R753

FL

RY751

C751

FR

C770

J36
10 20

E
CN53

CN801

F

word surface

23

B
43

1

2

3

4

4.4 FRONT, POWER SW, H.P. and R.ENCODER ASSYS
A

SIDE A

O FRONT ASSY
471

J41
C420 C412
1

W314 W313

FRONT
CMKS-P3X
W302 W296 W295 W297 W301 V4

4

W312

B
LED V+5 STBY GND

W292 W293 W294 W271 L481 W273

W245

C

W243 W244

C486 W270 X481 S467 S466 W223 W222 S468 S476

C484

W275 W272 C409 C410 W276 X401 W274 W249 W250 W252 W251 W248 S464 402 W255 W254

W298

W299

W300

C483 W247 W246 S465 S462

W253

W256

C404

S463

S457

S458

S

W226

W227

W224

W230

W229

W225

W228

W213

S461

S460

S459

D

B CN702
1551

U H.P ASSY
HP CMKI-P3X
1551

J47

R1552

(XNP3052-C)
E

HP R KN1551 HP L R1551 R1553

Q POWER SW ASSY

R1554

JA1551

(XNP3052-C)

F

O Q U
44
1 2

VSX-D412-K
3 4

L HP GND R A MUTE HPSW uGND

1

6

5

6

7

8

SIDE A

A

X
W302 W301 V401

W315 W309 W310 W306

J42

XNP3052-C
W319 W318

404

W304 W303 W278 W279

401

1 AC RY 2 TONE 3 FENC A 4 FENC B 5 GND 6 ENC B 7 ENC A

C442 W283

28 NECK_SEL 27 9164_CS 26 CR_ST 25 CDC_PD 24 ABOOT 23 EXP_CS 22 EXP_OE 21 DIRLOCK 20 ST_EVR 19 CDC_CS 18 CDC_CK 17 CDC_DO 16 DIR_SDTO 15 CREQ 14 CCS 13 CCK 12 CDT 11 CSDO 10 FS96 9 AMP_OVL 8 AMP_DC 7 9459_ST 6 MVR_ATT 5 SYS_DT 4 SYS_CK 3 9273_CS 2 DSP_MT 1 GAIN_SEL

28

CN402

CN402

1

A
CN102

B

W317 W316

7

C402 W280 W281 W305 W261 W260 W262

402

W277 W259 W257

17 UGND 16 A. MUTE 15 SROUT 14 U+5V 13 AC_RY 12 W. UP 11 -VF 10 AC1 9 AC2 8 H/P SW 7 PLL_DO 6 T.MT 5 PLL_CE 4 T_GND 3 FM COMP 2 STEREO 1 TUNED

J32

17

CN401

1

W307

W308

W320

W311 W284

W286

J31

C405 W287

W285

CN401

J42

1

W255

L401

W282

K
CN5001

C

W265

W288

W256 W230

C404 W263 W264 W258

S458

S451

S452 W232

S453

S454

S455

S456

R.ENCODER
511
1 7

1 AC RY 2 TONE 3 FENC A 4 FENC B 5 GND 6 ENC B 7 ENC A

S512

(XNP3052-C)
D
CMKS-P3X
S511 W289

D512 S513

E

P R.ENCODER ASSY

KNIFE SPACE

(XNP3052-C)
F

O P
VSX-D412-K
5 6 7 8

45

1

2

3

4

A

SIDE B

O FRONT ASSY
R1502 C492 C413 R1501 R507 R502 R503 R504 R505 R506 R508 R509 R510 R511 R432 R430 R426 R425 R423 1 R427 R474 R424 R422 R446 5 GND 6 ENC B 7 ENC A 1 AC RY 2 TONE 3 FENC A 4 FENC B

FRONT
CMKS

28

CN402

J42

B

R445

7

C419 24 ABOOT 23 EXP_CS 22 EXP_OE 21 DIRLOCK 20 ST_EVR C511

81

D442

R469 R449 R442 R440 R438 R436 R434

R447

D408

D407

C441

J31
R414 D410

R473 R471 C531 R472 R408

19 CDC_CS 18 CDC_CK 17 CDC_DO 16 DIR_SDTO 15 CREQ 14 CCS 13 CCK 12 CDT 11 CSDO 10 FS96 R410 C406

D404 Q441 Q401 C401 D401 17 UGND 16 A.MUTE 15 SROUT 14 U+5V 13 AC_RY 12 AC_IN 11 -VF 10 AC1 9 AC2 8 H/P ON 7 PLL_DO 6 T.MT 5 PLL_CE 4 T_GND 3 FM.COMP 2 STEREO 1 TUNED C403

R518

03

J32
17

1

R403

00

R470 R450 R443 R441 R439 R437 R435 R433 R431

R444

R402

28 NECK_SEL 27 9164_CS 26 CR_ST 25 CDC_PD Q442

R405

R406

1

R404

CN401

C416

C495 R419 R417 R421 R420 R418 R456

R412

C407

R500

D403

D405 R452

R454

R453

511
J42

R455

R477 R476 R411

1

1 AC RY 2 TONE 3 FENC A 4 FENC B 5 GND 6 ENC B 7 ENC A 7

R451

C451

C415

C

9 AMP_OVL 8 AMP_DC 7 9459_ST 6 MVR_ATT 5 SYS_DT 4 SYS_CK 3 9273_CS 2 DSP_MT 1 GAIN_SEL

R401

R416

R1503

R458

R459

D

CMKS-P3X

Q401

Q441 Q442

IC401

R512

R.ENCODER
XWZ3511 XWZ3512 XWZ3582

E

D511

P R.ENCODER ASSY

(XNP3052-C)
F

O P
46
1 2

VSX-D412-K
3 4

31

IC 40 1 13

80 18 10 0 1 08

1 1

30

5

6

7

8

SIDE B

A

R542 R536 R537 R534 R538 R539 R535

FRONT
CMKS-P3X
R498 R499 R491 R492 R493 R494 R495 R496 R497

LED V+5 STBY GND

J41
Q471

471

4

C411

R475 R1504

B

1

IC 40 1

R531

R532

R487

R486

IC481 Q483

18

8 R519 R516 R517 R520

11

C414

81 80 08

1

00

1

R481

R448

C472

R482

C482

R515

50

R514

C489

C490

03

31

C418 C417

R513

R480

C416

C415

R457

R463

D406

C453

R464

R465

C451

C452

R428

R429

R451

R458

R407

R409

R459

R460

R461

501

CMKI-P3X

XWZ3513

J47
R1556

L

R C1551

uGND

HPSW

uGND

C1557 C1556 C1558

HP GND

Q1552 C1553 C1554 C1555

(XNP3052-C)

5

6

1

1 51 15 05
R547

C488

9 C481

661 1 R483 R484

Q405 C473

Q402 R540

Q481

Q482

C485 R485

XWZ3492 XWZ3493 XWZ3494 XWZ3495 XWZ3496 XWZ3497 XWZ3498 XWZ3499 XWZ3500 XWZ3501 XWZ3502 XWZ3503 XWZ3504 XWZ3505 XWZ3506

13

30

R413

C

C408 Q403 C471

XWZ3587
R466

R467

R479 R468 R462

R478

(XNP3052-C)
D
IC401 Q402 Q405 Q403 Q481 Q482 IC481 Q483 Q471

U H.P ASSY
HP

J41
R501

POWER SW.
CMKI-P3X

1551
L HP GND R A MUTE HPSW uGND Q1551 C1552 R1555

LED +5V STBY GND

4

XWZ3510

1

(XNP3052-C)

Q POWER SW ASSY

E

F

O Q U
VSX-D412-K
6 7 8

47

1

2

3

4

4.5 REGULATOR, HASHIGETA and KAWA ASSYS
A

SIDE A

S

F

HASHIGETA ASSY
CN1001
1 8 A MUTE UG U+5V SYS.DT SYS.CK EXP.DT EXP.ST EXP.CE

B

A CN105

CN1002
1 8

CN1002

E REGULATOR ASSY
T.L T.G T.R HP SW NC SP-R/C SP-A -VF AC2 AC1 AC RY W.UP T+12V W754 W753 C814 W750 W751 W752 Q803 W671 W745 Q804 W697 801 Q801 W672 1

(XNP3053-C)
CN8041

XNP3053-C

W747 W746

STBY W748 IC804 C810 C811

AG AG SWOUT +12V ADG -12V T.L T.G T.R RETURN DG D+5V DAG AD+5V UG U+5V

D809

Q802 W673 W675 W674

D

C809

W658

W655 W645 C812

NJM78M12 IC805 C813

REGULATOR

XWZ3544

W660

DG IC803 W648 W647

(XNP3053-C)

W657 W630

W643 W644

REG +B C807 W633 D +5V -12V ADG +12V UG AG SWOUT

NJM78M05

IC803 Q5001

C808 D810 C804 NJM79M12

CN803

W743

E

CMKS-P3X

W620

D802

D804

D803

D801

W632

C806

J36

ADG W622 REG +B C803 NJM78M12

R/CRY H.P SW NC +12V A RY UG UG U+5V ACRY W UP -VF AC2 AC1 REG B REG B REG G REG G REG B REG B DREG DREG DREG DREG

W600

W601

IC802

W621

10

20

1 1 W602

23 23

+12V

C805

KNIFE SPACE
CN803
F

CMKS-P3X

CN801

L CN302

B CN53

E F
48
1 2

VSX-D412-K
3 4

IC801

1 1

6 6

C802

C801

W625 REG -B

W631 -12V

IC802

CN801
W603

IC801

CN802

1 1

13 13

C

NJM78M05

ATTENTION

A MUTE UG U+5V SYS.DT SYS.CK EXP.DT EXP.ST EXP.CE 16 16

Q805 Q803 Q806 Q801 IC804 Q804 Q802

HASHIGETA XWZ3566 D I P

CMKI-P3X

CN802

A CN101

R8 01

IC805

5

6

7

8

SIDE A

SIDE B

A

K KAWA ASSY
O
CN5001
CN5001
1

K KAWA ASSY
D5002 C5009 R5008 C5004 R5004 C5005 C5006 C5007 17 UGND A MUTE SR OUT U5V AC RY WUP -VF AC1 AC2

CN401
J32

C5008

Q5002

HP SW PLL DO T MUTE PLL CE T GND FM COMP STEREO TUNED

R5005 R5006

W101
9 8 8

W102
8

IC5001

1

W100

R5007

XWZ3529

KAWA

W103 W104 W105

R5020 Q5020 R5021 Q5021 R5022 R5023 Q5022

W106 W107 W108 W109 W110 W111
WUP AC RY AC1 AC2 -VF SP A SP R/C SP B HP SW TR TG TL T+12V

8

A MUTE UGND U5V SYS DT SYS CK EXP DT EXP ST EXP OE

W117 W118 W119 W120

W112 C5002 W113 W114

CN5005

X CN201

PLL CE SYS DT SYS CK PLL DO TR TG TL T MUTE STEREO TUNED +10V FM COMP TG 1

CN5005

J34

13

R5002 13

1

1

J33

7

CN5004

PLL CE SYS DT SYS CK PLL DO TR TG TL T MUTE STEREO TUNED +10V FM COMP TG

V1 V2 V3 A MUTE SR OUT 4053A 4053INH

V1 V2 V3 A MUTE SR OUT 4053A 4053INH

CMKS-P3X

1

R5003

D5001

Q5001

L CN303
1

L5001

R5001

C5015

C5011

C5012

C5014

C5013

5001

(XNP3052-C)

(XNP3052-C)
F

C5010

5

6

1

17

W116

J32

UGND A MUTE SR OUT U5V AC RY WUP -VF AC1 AC2 HP SW PLL DO T MUTE PLL CE T GND FM COMP STEREO TUNED

Q5002

B

1

XWZ3529

KAWA

IC5001
661 1 11

CN5003 CN5002
1 13

Q5020 Q5021 Q5022
WUP AC RY AC1 AC2 -VF SP A SP R/C SP B HP SW TR TG TL T+12V A MUTE UGND U5V SYS DT SYS CK EXP DT EXP ST EXP OE

C

J34
13

D

C5001 W115 Q5001 C5003

J33
7

CN5004

E

CMKS-P3X

K
VSX-D412-K
7 8

49

1

2

3

4

4.6 DIGITAL IN, 6CH IN and VIDEO ASSYS
A

SIDE A

J

DIGITAL IN ASSY
T T R R

M 6CH IN ASSY

JA1906
OPTOUT2

JA1904
OPTOUT1

JA1903
OPTIN2

JA1902
COAX1

308

C1904

CN1901

5DV

W266

J37

B

KNIFE SPACE

CMKS-P3X

DIGITAL IN

W210 5DV

OPT3 SHIELD DGND D +5V SHIELD

CMKI-P3X

1

5

6 CH. IN

W206

W207

1

J30

9

A CN9101
C

C1357

(XNP3052-C)

CN1901

(XNP3052-C)

CN307

CN305 C309 C307

W426

L
-12V ADG +12V uG AG SW.OUT

VIDEO ASSY

A CN104

W138

D

C310 W204 W203 W141 W173 W172 W171 W170 W142

CN302

4053INH 4053A SROUT AMUTE V3 V2 V1

W139 W169 C338

6

K

R316

E CN803
Q302

1 CN301

13

Q301 C312

R 31 3

CN5004

Q302

1

Q301

(XNP3052-C)
E

F

J L M
50
1 2

VSX-D412-K
3 4

1

CN307

C1358

J48

SR AG SL 12V SW -12V SB AG C

W201

GND D D OUT GND D V +5D DISELC DISELB DISELA

W202

7

5.1ch
W199 W200 W208 C321 C331 C332 C324 W197 W198 W196

SBR

SBL

OPTIN1

C

SW

SR

SL

COAX2

JA1901

JA1907

CN309

101

W211 DG

DG W212
C1912 W238

DG W220

DG W221
C308

W216 DG W217 DG

DG W218

DG W219
W191 +5V W190

W240 5DV W241 DG C1905 W239 W237

CN1902

W234 5DV W235 5DV W236 DG

DG

W242 DG W267 5DV W168 W167 W137 W140 CN303 W177 W176 W143

W268 5DV W269 DG

CMKI-P3X

VIDEO

J33

CN303

1

CN302

+5V ADG W174-5V C314

13 +5V ADG -5V 10 ADG V1 V2 V3 FRONTV NC

7 UG SROUT 4053A 1 4053INH

W192 W175

5

6

7

8

SIDE B

A

M 6CH IN ASSY
C316 C344 C342 C343 C R340 SW R332 R334 R331 C317 C318 C319 IC302 5 5 8 C323 C322 C320 R333 CG R338 C348 C345 SR SL R337 R339 C325 C349 R347 R349 C1351 R348 L1905

J

DIGITAL IN ASSY
1291C 5191C 9091C C1927 C1926 R1911 IC1903 8 7 8 8 7 7 C1916 R1907 C1910 R1918 61 61 7 8 8 8 C1902 R1902 C1901 R1901 R1919 C1903 R1903 L1904 R1915

R346 IC304 C1350

C326

C327 5 C328

IC304 IC303 IC302

C1923

C1906 C1907 F1901 C1919

CMKS-P3X

1 1

4

7

1

IC303

C1353 C1359 5 C1354 C1352 R1351

C329 C1361 R1354

CN1901

C1918

C1922 F1903

R1352

IC305
1

R1923

R1922 R1917 C1925 R1913 C1924 R1916

R1920 R1924

C1920

J37

R335

R336

C1356

R341

C1355

C1908

R1904

J30

F1902

C1914 C1913

R1353

R342

SHIELD D +5V DGND SHIELD OPT3

R1909 C1911 R1910 C1917 R1908

DIGITAL IN
IC1903 IC1902 IC1901

R1355

C1362

XWZ3581 XWZ3517 XWZ3518 XWZ3519 XWZ3520

R1350 033C

GND D D OUT GND D V +5D DISELC DISELB DISELA 7

B

R1921

6 1

IC1901

8

IC305

9

4 1 1

5 5 8

4 1

1

2091CI

8

1

R1905 R1906 R1914

C1929 C1928

1 4

1 1

41 41

1 1

41 41

CN307

XWZ3490 XWZ3491 XWZ3583 XWZ3584

R317

C306

L

REC

VIDEO ASSY

PLAY

SW Pre

G CG C305 R304

C333

CMKI-P3X

R318

D302

R319

-12V ADG +12V uG AG SW.OUT

Q303

61

IC301 1

R311

R306 1 61

R301

C304

VIDEO

D306

C347 D301

C340

D305

8

8

9

9

9

CN302

D304 R315 R308 R309 R307 R312

R310

1

J33

SROUT 4053A

R314

C334

-5V

V1

+5V

13

V2

V3

FRONT V AGD UG

C311 303D

(XNP3052-C)
E

4053INH

ADG

1

CN303

C335

C313

7

VSX-D412-K
5 6 7 8

933C

XWZ3507

XWZ3508

SR AG SL 12V SW -12V SB AG C

XWZ3509

CMKI-P3X J48
9

4 4

5 8

1

6 CH IN

(XNP3052-C)

1

(XNP3052-C)
G G C1360 G MONI. R305 R302 TV

C
VCR
203C G R303

Q303 IC301
4053INH 4053A SROUT AMUTE V3 V2 V1

6 1

D

F

J L M
51

1

2

3

4

4.7 FM/AM TUNER MODULE
SIDE B
A

SIDE A

X FM/AM TUNER MODULE

B

C

K CN5005
Q202

CN201 (ANP7338-B)

X FM/AM TUNER MODULE
D

CN201

SIDE B

E

(ANP7338-B)
F
Q201 IC201 Q203 IC202 Q205 Q204

X
52
1 2

X
VSX-D412-K
3 4

5

6

7

8

5. PCB PARTS LIST
NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. When ordering resistors, first convert resistance values into code form as shown in the following examples. Ex.1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by J=5%, and K=10%). 560 56 x 10 1 RD1/4PU 5 6 1 J 561 47k RD1/4PU 4 7 3 J 47 x 10 3 473 0.5 RN2H R 5 0 K R50 1 RS1P 1 R 0 K 1R0 Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k 562 x 10 1 5621 RN1/4PC 5 6 2 1 F
A

Mark No.

Description

Part No.
XWX3044 XWK3071 XWZ3532 XWZ3544 XWZ3547 XWZ3552 XWZ3555 XWZ3560 XWZ3566 XWK3070 XWZ3587 XWZ3507 XWZ3510 XWZ3513 XWZ3517 XWZ3529 XWZ3511 XWZ3490 AXQ7231

Mark No.
IC9505 IC IC9502 LOGIC IC IC9503 LOGIC IC IC9506 IC IC9507 IC

Description

Part No.
TC74LVX244FT TC74VHC574F TC74VHC574F TC74VHCT244AFT TC7WU04FU TC9273F-007 ICUPC4570G2 ICUPC4570G2 ICUPC4570G2 ICUPC4570G2

B

LIST OF ASSEMBLIES
1..D.D & INPUT ASSY NSP 1..AMP & PS ASSY 2..AMP & PRIMARY ASSY 2..REGULATOR ASSY 2..AMP INPUT ASSY 2..TRANS1 ASSY 2..TRANS2 ASSY 2..TRANS3 ASSY 2..HASHIGETA ASSY 1..COMPLEX ASSY 2..FRONT ASSY 2..6CH IN ASSY 2..POWER SW ASSY 2..H.P. ASSY 2..DIGITAL IN ASSY 2..KAWA ASSY 2..R. ENCODER ASSY 2..VIDEO ASSY 1..FM/AM TUNER MODULE

NSP NSP

IC101 ANALOGSWITCH IC IC104 OP-AMP IC105 OP-AMP IC106 OP-AMP IC107 OP-AMP IC9701 OP-AMP IC9702 OP-AMP IC9703 OP-AMP IC9704 OP-AMP IC9705 OP-AMP IC9707 OP-AMP Q107 TRANSISTOR Q108 TRANSISTOR Q109 TRANSISTOR Q110 TRANSISTOR Q111 TRANSISTOR Q112 TRANSISTOR Q9101 TRANSISTOR Q9102 TRANSISTOR Q9201 TRANSISTOR Q9202 TRANSISTOR Q9203 TRANSISTOR Q9204 TRANSISTOR Q9607 TRANSISTOR Q9608 TRANSISTOR Q9609 TRANSISTOR Q9610 TRANSISTOR D101 ZENER DIODE D102 ZENER DIODE D104 ZENER DIODE D105 DIODE D106 DIODE D107 DIODE D108 DIODE D201 DIODE D202 DIODE D301 DIODE D9601 DIODE D9602 DIODE D9921 DIODE

C

NSP

ICUPC4570G2 ICUPC4570G2 ICUPC4570G2 ICUPC4570G2 ICUPC4570G2 ICUPC4570G2 2SC3326 2SC3326 2SC3326 2SC3326 2SC3326 2SC3326 DTA124EK DTC124EK 2SC3326 2SC3326 DTC124EK DTA124EK DTA124EK DTC124EK DTA124EK DTA124EK UDZS6.8B UDZS6.8B UDZS5.1B 1SS355 1SS355 DAN217 DAN217 RB501V-40 RB501V-40 1SS355 1SS181 1SS181 1SS355
D

Mark No. OTHERS

Description

Part No.

COMPLEX ASSY
J 41 (JUMPER WIRED) J 42 (JUMPER WIRED) J 47 (JUMPER WIRED) D15A04-100-2651 D15A07-075-2651 D20PYY0630E

AMP & PS ASSY
OTHERS
J 701 (AWG14 BOARD IN) J 21 (JUMPER WIRED) DB812NBO D20PYY0715E

E

A D.D & INPUT ASSY
SEMICONDUCTORS
IC9101 CODEC IC IC301 PORTEXPANDER IC9501 DSP IC103 IC9201 IC IC9812 REGULATOR IC(2.5V) IC9811 IC IC102 E-SW IC IC9601 E-SW IC IC9504 P2ROM(4MBIT) AK4586VQ BU4094BCF CS493292 M62446FP NJM2100M NJM2391DL1-25 NJM2391DL1-33 NJU7312AM NJU7313AM PD8104A

F

VSX-D412-K
5 6 7 8

53

1

2

3

4

Mark No. Description COILS AND FILTERS
A

Part No.
QTL1013 QTL1013 QTL1013 QTL1013 QTL1013 QTL1013 ATL7002 QTL1013 QTL1013 ATL7002 QTL1013 QTL1013 ATL7002 QTL1013 QTL1013 ATL7002 ATL7002

Mark No.
C142 CAPACIOR C143 CAPACIOR C144 CAPACIOR C145 CAPACIOR C146 CAPACIOR C147 CAPACIOR C148 CAPACIOR C149 CAPACIOR C150 CAPACIOR C151 CAPACIOR C152 CAPACIOR C153 CAPACIOR C154 CAPACIOR C155 CAPACIOR C156 CAPACIOR

Description

Part No.
CKSRYB223K50 CKSRYB104K16 CEAT3R3M50 CEAT3R3M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CEAT471M10 CEAT471M10 CKSRYB104K16 CKSRYB104K16 CKSRYB103K50 CKSRYB103K50 CKSRYB104K16 CKSRYB104K16 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB473K25 CKSRYB473K25 CKSRYB103K50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CKSRYB103K50 CKSRYB103K50 CEAT470M50 CEAT470M50 CKSRYF104Z25 CCSRCH101J50 CCSRCH101J50 CKSRYB103K50 CKSRYB103K50 CEAT470M50 CEAT470M50 CEAT4R7M50 CCSRCH221J50 CKSRYB472K50 CKSRYB103K50 CKSRYB103K50 CEAT470M50 CEAT4R7M50 CKSRYB102K50 CKSRYB103K50 CEAT100M50 CCSRCH220J50 CCSRCH220J50 CCSRCH471J50 CKSRYB103K50 CEAT101M10 CEAT101M10 CKSRYB103K50 CEAT101M10

L111 CHIP INDUCTOR L112 CHIP INDUCTOR L113 CHIP INDUCTOR L114 CHIP INDUCTOR L1601 CHIP INDUCTOR L1602 CHIP INDUCTOR L9101 CHIP INDUCTOR L9102 CHIP INDUCTOR L9103 CHIP INDUCTOR L9501 CHIP INDUCTOR L9502 CHIP INDUCTOR L9503 CHIP INDUCTOR L9504 CHIP INDUCTOR L9506 CHIP INDUCTOR L9507 CHIP INDUCTOR L9811 CHIP INDUCTOR L9812 CHIP INDUCTOR

B

CAPACITORS
C101 CAPACIOR C102 CAPACIOR C103 CAPACIOR C104 CAPACIOR C105 CAPACIOR
C

C1631 CAPACIOR C1632 CAPACIOR C171 CAPACIOR C172 CAPACIOR C173 CAPACIOR C174 CAPACIOR C179 CAPACIOR C180 CAPACIOR C183 CAPACIOR C184 CAPACIOR C185 CAPACIOR C199 CAPACIOR C207 CAPACIOR C208 CAPACIOR C221 CAPACIOR C222 CAPACIOR C223 CAPACIOR C224 CAPACIOR C225 CAPACIOR C226 CAPACIOR C227 CAPACIOR C228 CAPACIOR C229 CAPACIOR C230 CAPACIOR C231 CAPACIOR C232 CAPACIOR C233 CAPACIOR C234 CAPACIOR C235 CAPACIOR C236 CAPACIOR C237 CAPACIOR C238 CAPACIOR C239 CAPACIOR C240 CAPACIOR C271 CAPACIOR C304 CAPACIOR C305 CAPACIOR C9101 CAPACIOR C9102 CAPACIOR C9103 CAPACIOR C9104 CAPACIOR C9105 CAPACIOR C9106 CAPACIOR C9107 CAPACIOR C9108 CAPACIOR

CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CEAT4R7M50 CEAT4R7M50 CEAT470M50 CEAT470M50 CKSRYB103K50 CKSRYB103K50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CKSRYB103K50 CKSRYB103K50 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CEAT100M50 CKSRYB103K50 CKSRYB223K50 CKSRYB104K16 CKSRYB103K50

C106 CAPACIOR C107 CAPACIOR C108 CAPACIOR C109 CAPACIOR C110 CAPACIOR C111 CAPACIOR C112 CAPACIOR C113 CAPACIOR C114 CAPACIOR C115 CAPACIOR
D

C116 CAPACIOR C117 CAPACIOR C118 CAPACIOR C119 CAPACIOR C120 CAPACIOR C121 CAPACIOR C122 CAPACIOR C123 CAPACIOR C124 CAPACIOR C125 CAPACIOR C126 CAPACIOR C127 CAPACIOR C128 CAPACIOR C130 CAPACIOR C131 CAPACIOR C132 CAPACIOR C133 CAPACIOR C134 CAPACIOR C135 CAPACIOR C136 CAPACIOR C137 CAPACIOR C138 CAPACIOR C139 CAPACIOR C140 CAPACIOR C141 CAPACIOR

E

F

54
1 2

VSX-D412-K
3 4

5

6

7

8

Mark No.

Description

Part No.
CKSRYB103K50 CCSRCH471J50 CCSRCH471J50 CEAT2R2M50 CKSRYB104K16 CCSRCH471J50 CKSRYB104K16 CEAT101M10 CCSRCH221J50 CKSRYB103K50 CKSRYB104K16 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CEAT4R7M50 CEAT4R7M50 CEAT221M6R3 CKSRYB104K16 CEAT100M50 CEAT100M50 CKSRYB103K50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CCSRCH271J50 CCSRCH100D50 CCSRCH100D50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CCSRCH471J50 CEAT101M10 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CCSRCH471J50 CEAT100M50 CKSRYB103K50 CCSRCH471J50 CEAT100M50 CKSRYB103K50 CCSRCH471J50 CEAT2R2M50 CCSRCH331J50 CKSRYB103K50 CEAT101M10 CCSRCH471J5 CKSRYB103K50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CEAT4R7M50 CEAT4R7M50

Mark No.

Description

Part No.
CEAT4R7M50 CEAT4R7M50 CCSRCH471J50 CKSRYB223K50 CKSRYB103K50 CKSRYB103K50 CCSRCH471J50 CKSRYB222K50 CKSRYB222K50 CKSRYB102K50 CKSRYB102K50 CCSRCH820J50 CCSRCH820J50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CEAT330M25 CEAT330M25 CKSRYB222K50 CKSRYB222K50 CKSRYB102K50 CKSRYB102K50 CCSRCH820J50 CCSRCH820J50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CEAT330M25 CEAT330M25 CCSRCH471J50 CKSRYF104Z25 CCSRCH331J50 CKSRYB473K25
D

C9109 CAPACIOR C9110 CAPACIOR C9111 CAPACIOR C9112 CAPACIOR C9113 CAPACIOR C9114 CAPACIOR C9115 CAPACIOR C9116 CAPACIOR C9117 CAPACIOR C9121 CAPACIOR C9126 CAPACIOR C9160 CAPACIOR C9201 CAPACIOR C9202 CAPACIOR C9203 CAPACIOR C9204 CAPACIOR C9205 CAPACIOR C9206 CAPACIOR C9207 CAPACIOR C9208 CAPACIOR C9209 CAPACIOR C9502 CAPACIOR C9503 CAPACIOR C9504 CAPACIOR C9505 CAPACIOR C9506 CAPACIOR C9507 CAPACIOR C9508 CAPACIOR C9509 CAPACIOR C9510 CAPACIOR C9511 CAPACIOR C9512 CAPACIOR C9513 CAPACIOR C9514 CAPACIOR C9515 CAPACIOR C9516 CAPACIOR C9517 CAPACIOR C9518 CAPACIOR C9519 CAPACIOR C9520 CAPACIOR C9521 CAPACIOR C9522 CAPACIOR C9523 CAPACIOR C9524 CAPACIOR C9525 CAPACIOR C9526 CAPACIOR C9527 CAPACIOR C9528 CAPACIOR C9529 CAPACIOR C9530 CAPACIOR C9531 CAPACIOR C9551 CAPACIOR C9571 CAPACIOR C9584 CAPACIOR C9611 CAPACIOR C9612 CAPACIOR C9613 CAPACIOR C9614 CAPACIOR C9615 CAPACIOR C9616 CAPACIOR

C9617 CAPACIOR C9618 CAPACIOR C9625 CAPACIOR C9626 CAPACIOR C9636 CAPACIOR C9637 CAPACIOR C9639 CAPACIOR C9701 CAPACIOR C9702 CAPACIOR C9703 CAPACIOR C9704 CAPACIOR C9707 CAPACIOR C9708 CAPACIOR C9709 CAPACIOR C9710 CAPACIOR C9711 CAPACIOR C9712 CAPACIOR C9713 ELECT.CAPACIOR C9714 ELECT.CAPACIOR C9715 CAPACIOR C9716 CAPACIOR C9717 CAPACIOR C9718 CAPACIOR C9721 CAPACIOR C9722 CAPACIOR C9723 CAPACIOR C9724 CAPACIOR C9725 CAPACIOR C9726 CAPACIOR C9727 ELECT.CAPACIOR C9728 ELECT.CAPACIOR C9729 CAPACIOR C9730 CAPACIOR C9731 CAPACIOR C9732 CAPACIOR C9735 CAPACIOR C9736 CAPACIOR C9737 CAPACIOR C9738 CAPACIOR C9739 ELECT.CAPACIOR C9740 ELECT.CAPACIOR C9765 ELECT.CAPACIOR C9766 ELECT.CAPACIOR C9767 ELECT.CAPACIOR C9768 ELECT.CAPACIOR C9769 CAPACIOR C9770 CAPACIOR C9792 CAPACIOR C9811 CAPACIOR C9812 CAPACIOR C9813 CAPACIOR C9814 CAPACIOR C9815 CAPACIOR C9816 CAPACIOR C9817 CAPACIOR C9818 CAPACIOR

A

B

C

CCSRCH331J50 CKSRYB223K25 CKSRYB103K50 CKSRYB103K50 CEAT330M25 CEAT220M25 CEAT330M25 CEAT330M25 CEAT330M25 CEAT330M25 CEAT2R2M50 CEAT2R2M50 CEAT101M10 CEAT4R7M50 CEAT101M10 CEAT4R7M50 CEAT101M10 CCSRCH471J50 CCSRCH471J50 CKSRYB103K50 CKSRYB104K16
F E

RESISTORS
R9104 RESISTOR

> R174 METAL OXIDE VSX-D412-K
7

RS1/16S1802F RESISTORRS1LMF101

55
8

5

6

1

2

3

4

Mark No.
Other Resistors
A

Description

Part No.
RESISTORRS1LMF101 RS1/16S###J

Mark No.

Description

Part No.
1SS133 1SS133 MTZJ16 MTZJ16 1SS133 1SS133 MTZJ16 MTZJ16 1SS133 1SS133 1SS133 1SS133 D5SB20(B) D5SB20(B) MTZJ22D MTZJ5.1B S5688G S5688G S5688G S5688G 1SS133 1SS133

> R175 METAL OXIDE

OTHERS
CN101 16P SOCKET CN104 9P FFC CONNECTOR CN105 8P SOCKET CN106 19P FFC CONNECTOR CN102 28P FFC CONNECTOR CN9101 7P FFC CONNECTOR JA103 4P PIN JACK JA104 4P PIN JACK JA105 6P PIN JACK X9501 (CRYSTAL RES. 27.0MHz)
B

D603 DIODE D604 DIODE D605 ZENER DIODE D606 ZENER DIODE D631 DIODE D632 DIODE D633 ZENER DIODE D634 ZENER DIODE D651 DIODE D652 DIODE D653 DIODE D654 DIODE > D701 DIODE > D702 DIODE D711 ZENER DIODE D712 ZENER DIODE > D721 DIODE > D722 DIODE > D723 DIODE

KP200TA16L 52044-0945 KP200TA8L 52045-1945 52045-2845 52044-0745 AKB7048 AKB7048 AKB7050 VSS1086 VSS1140

X9101 (CRYSTAL RES. 12.3MHz)

B AMP & PRIMARY ASSY
SEMICONDUCTORS
IC51 REGULTOR IC

> IC601 POWER IC > IC602 POWER IC > IC603 PROTECTOR(1A) > IC604 PROTECTOR(10A)
C

NJM78M56F APC010 APC011 AEK7009 AEK7022 AEK7022 AEK7022 AEK7022 AEK7020 AEK7020 KRC101M 2SC2878 2SC2878 2SC2878 2SC2878 2SC2240 2SC2240 2SC2878 2SC2878 2SC2240 2SC2878 2SC2878 2SC2878 2SC2878 2SC2240 2SC2240 2SC1740S 2SC1740S 2SC4793D1 2S1837D1 2S1145 2SC1845 S5688G S5688G S5688G S5688G S5688G 1SS133 MTZJ5.1 1SS133 1SS133

> D724 DIODE
D752 DIODE D756 DIODE

COILS AND FILTERS
> L51 LINE FILTER
L751 F COIL L752 F COIL L753 F COIL L761 F COIL L762 F COIL ATF7018 ATH1004 ATH1004 ATH1004 ATH1004 ATH1004

> IC605 PROTECTOR(10A) > IC606 PROTECTOR(10A) > IC607 PROTECTOR(10A) > IC701 PROTECTOR(125mA) > IC702 PROTECTOR(125mA)
Q51 NPN TRANSISTOR Q601 TRANSISTOR Q602 TRANSISTOR Q603 TRANSISTOR Q604 TRANSISTOR Q605 TRANSISTOR Q606 TRANSISTOR Q631 TRANSISTOR Q632 TRANSISTOR Q633 TRANSISTOR Q651 TRANSISTOR Q652 TRANSISTOR Q653 TRANSISTOR Q654 TRANSISTOR Q655 TRANSISTOR Q656 TRANSISTOR Q691 TRANSISTOR Q692 TRANSISTOR Q701 POWER TR Q702 POWER TR Q703 TRANSISTOR Q704 TRANSISTO > D51 DIODE > D52 DIODE > D53 DIODE

SWITCHES AND RELAYS
RY751 RELAY RY752 RELAY RY753 RELAY > RY51 JOELOW POWERREL XSR3002 XSR3002 XSR3002 XSR3003

D

CAPACITORS
> C51 CKA(10000P/AC250V) > C52 CKA(10000P/AC250V)
C53 ELECT.CAPACITOR C54 CAPACITOR C55 CAPACITOR C56 CAPACITOR C57 CAPACITOR C601 CAPACITOR C602 CAPACITOR C603 CAPACITOR C604 CAPACITOR C605 CAPACITOR C606 CAPACITOR C607 AXIAL CAPACITOR C608 AXIAL CAPACITOR C609 AXIAL CAPACITOR C610 AXIAL CAPACITOR C611 CAPACITOR C612 CAPACITOR C615 CAPACITOR C616 CAPACITOR C631 CAPACITOR C632 CAPACITOR C633 CAPACITOR ACG7020 ACG7020 CET102M16 CET470M25 CKPUYF103Z25 CKPUYF103Z25 CKPUYF103Z25 CKPUYB102K50 CKPUYB102K50 CKPUYB331K50 CKPUYB331K50 CET4R7M50 CET4R7M50 CCPUCH6R8K50 CCPUCH6R8K50 CCPUCH6R8K50 CCPUCH6R8K50 CET101M16 CET101M16 CENP2R2M50 CENP2R2M50 CKPUYB102K50 CKPUYB331K50 CET4R7M50
4

E

> D54 DIODE > D55 DIODE
F

D56 DIODE D58 ZENER DIODE D601 DIODE D602 DIODE

56
1 2

VSX-D412-K
3

5

6

7

8

Mark No.

Description

Part No.
CCPUCH6R8K50 CCPUCH6R8K50 CET101M16 CENP2R2M50 CKPUYB102K50 CKPUYB102K50 CKPUYB331K50 CKPUYB331K50 CET4R7M50 CET4R7M50 CCPUCH6R8K50 CCPUCH6R8K50 CCPUCH6R8K50 CCPUCH6R8K50 CET101M16 CET101M16 CENP2R2M50 CENP2R2M50 CKPUYB102K50 CET221M10 CH7137 CH7137 CH7135 CH7135 CET100M2 CET100M2 ACG1005 ACG1005 CET101M35 CET101M10 CFTY104J50 CFTY104J50 CFTY104J50 CFTY104J50 CFTY104J50 CENP470M50 CENP470M50

Mark No.
Other Resistors

Description

Part No.
RD1/4PU###J
A

C634 AXIAL CAPACITOR C635 AXIAL CAPACITOR C636 CAPACITOR C638 CAPACITOR C651 CAPACITOR C652 CAPACITOR C653 CAPACITOR C654 CAPACITOR C655 CAPACITOR C656 CAPACITOR C657 AXIAL CAPACITOR C658 AXIAL CAPACITOR C659 AXIAL CAPACITOR C660 AXIAL CAPACITOR C661 CAPACITOR C662 CAPACITOR C665 CAPACITOR C666 CAPACITOR C691 CAPACITOR C692 CAPACITOR C701 ELECT.C4700/71 C702 ELECT.C4700/71 C703 ELECT.C3300/42 C704 ELECT.C3300/42 C705 ELECT.CAPACITOR C706 ELECT.CAPACITOR C707 CKA (0.01/AC250V) C708 CKA (0.01/AC250V) C711 ELECT.CAPACITOR C712 CAPACITOR C751 AUDIO FILM CAPACITOR C752 AUDIO FILM CAPACITOR C755 AUDIO FILM CAPACITOR C761 AUDIO FILM CAPACITOR C762 AUDIO FILM CAPACITOR C775 ELECT.CAPACITOR C776 ELECT.CAPACITOR

OTHERS
51 1PC AC SOCKET 701 7P CABLE HOLDER CN51 AC CODE SOCKET CN53 23PFFC CONNECTOR CN601 16P PLUG CN702 6PJUMPER CONNECTOR CN751 6P SPEAKER TERMINAL CN752 4P SPEAKER TERMINAL H51 FUSE CLIP H52 FUSE CLIP H53 FUSE CLIP H54 FUSE CLIP H701 FUSE CLIP H702 FUSE CLIP KN51 EARTH FITTING KN601 EARTH FITTING KP1060 XKP3047 RKP1751 52045-2345 KM200T16 52147-0610 XKE3012 XKE3010 AKR7001 AKR7001 AKR7001 AKR7001 AKR7001 AKR7001 VNF1084 VNF1084 ATT7057

B

> T51(SUB TRANS FORMER)

C TRANS 2 ASSY
SEMICONDUCTORS
> IC851 PROTECTOR(1.6A) > IC852 PROTECTOR(1.6A) > IC853 PROTECTOR(1.6A)
AEK7012 AEK7012 AEK7012
C

OTHERS
851 7P CABLE HOLDER XKP3047

TRANS ASSY D TRANS33ASSY has no service part.

E REGULATOR ASSY
SEMICONDUCTORS
IC801 REGULTORIC IC802 REGULTORIC IC803 IC IC804 IC IC805 REGULTOR IC Q801 PNP TRANSISTOR Q802 NPN TRANSISTOR Q803 PNP TRANSISTOR Q804 NPN TRANSISTOR > D801 DIODE NJM78M12F NJM79M12F NJM78M05F NJM78M05F NJM78M12F KR103M KRC102M KR103M KRC102M S5688G S5688G S5688G S5688G MTZJ6.2 MTZJ6.2
E D

RESISTORS
> R51 RESISTOR(2.2M/1/2W) > R52 CARBON RESISTOR
R53 CARBON RESISTOR R54 CARBON RESISTOR > R615 RESISTOR(0.22/5W) RCN1080 RD1/2PM270J RD1/4PU332J RD1/4PU103J XCN3001 XCN3001 XCN3001 XCN3001 XCN3001 RS2LMF392J RD1/4PUF101J RD1/4PUF101J RS1LMF4R7J RS1LMF4R7J RD1/4PUF101J RS1LMF4R7J RD1/4PUF101J RD1/4PUF101J RS1LMF4R7J RS1LMF4R7J

> R616 RESISTOR(0.22/5W) > R638 RESISTOR(0.22/5W) > R665 RESISTOR(0.22/5W) > R666 RESISTOR(0.22/5W) > R711 METAL OXIDE RESISTOR > R751 CARBON FILM RESISTOR > R752 CARBON FILM RESISTOR > R753 METAL OXIDE RESISTOR > R754 METAL OXIDE RESISTOR > R755 CARBON FILM RESISTOR > R756 METAL OXIDE RESISTOR > R761 CARBON FILM RESISTOR > R762 CARBON FILM RESISTOR > R763 METAL OXIDE RESISTOR > R764 METAL OXIDE RESISTOR

> D802 DIODE > D803 DIODE > D804 DIODE
D809 DIODE D810 DIODE

CAPACITORS
C801 ELECT.CAPACITOR C802 ELECT.CAPACITOR C803 CAPACITOR C804 CAPACITOR C805 CAPACITOR C806 CAPACITOR C807 CAPACITOR C808 CAPACITOR C809 CAPACITOR CET222M25 CET222M25 CKPUYF103Z25 CKPUYF103Z25 CET101M16 CET101M16 CKPUYF103Z25 CET101M10 CET332M16
F

VSX-D412-K
5 6 7 8

57

1

2

3

4

Mark No.

Description

Part No.
CKPUYF103Z25 CET101M10 CKPUYF103Z25 CET101M16

Mark No