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ORDER NO.

RRV2130

AUDIO/VIDEO MULTI-CHANNEL RECEIVER

VSX-D498
÷ Refer to the service manual RRV2086 for VSX-D508/KUXJI and VSX-D508/KCXJI.
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Type
KUXJI KCXJI

Model Power Requirement VSX-D498 Remarks



AC120V AC120V

PIONEER ELECTRONIC CORPORATION

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

c PIONEER ELECTRONIC CORPORATION 1999
T ­ ZZE APR. 1999 Printed in Japan

VSX-D498

1. CONTRAST OF MISCELLANEOUS PARTS
NOTES : ÷ Parts marked by " NSP " are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part. ÷ The Therefore, when replacing, be sure to use parts of identical designation. ÷ Screw adjacent to mark on the product are used for disassembly. ÷ Reference Nos. indicate the pages and Nos. in the service manual for the base model.

7 CONTRAST TABLE for VSX-D498/KUXJI
VSX-D498/KUXJI and VSX-D508/KUXJI are constructed the same except for the following:
Ref. No. Part No. Mark Symbol and Description VSX-D508/KUXJI
PACKING Dry Cell Battery (LR6, AA) Dry Cell Battery (R6P, AA) Operating Instructions (English) Sub Instruction Manual(System Set up) Remote Control Unit (CU-VSX138) Remote Control Unit (CU-VSX157) Packing Case Battery Cover

VSX-D498/KUXJI

Remarks

P3 - 2 P3 - 2 P3 - 3 P3 - 4 P3 - 8 P3 - 8 P3 -13

NSP NSP

VEM1012 Not used ARB7157 ARH7039 AXD7178 Not used AHD7643 Not used

Not used VEM-013 ARB7192 Not used Not used AXD7226 AHD7758 RZN1156

for Remote Control Unit (CU-VSX157)

P5 -31 P5 -47

EXTERIOR SECTION Rear Panel Front Panel

ANC7700 AMB7525

ANC7837 AMB7634

7 CONTRAST TABLE for VSX-D498/KCXJI
VSX-D498/KCXJI and VSX-D508/KCXJI are constructed the same except for the following:
Ref. No. Part No. Mark Symbol and Description VSX-D508/KCXJI
PACKING Dry Cell Battery (LR6, AA) Dry Cell Battery (R6P, AA) Operating Instructions (English/French) Sub Instruction Manual(System Set up) Remote Control Unit (CU-VSX138) Remote Control Unit (CU-VSX157) Packing Case Battery Cover

VSX-D498/KCXJI

Remarks

P3 - 2 P3 - 2 P3 - 3 P3 - 4 P3 - 8 P3 - 8 P3 -13

NSP NSP

VEM1012 Not used ARE7179 ARH7039 AXD7178 Not used AHD7643 Not used

Not used VEM-013 ARE7223 Not used Not used AXD7226 AHD7758 RZN1156

for Remote Control Unit (CU-VSX157)

P5 -31 P5 -47

EXTERIOR SECTION Rear Panel Front Panel

ANC7751 AMB7525

ANC7852 AMB7634

2

AUDIO/VIDEO MUL TI-CHANNEL RECEIVER

VSX-D508
MASTER V OLUME

ST ANDBY

CLASS ST ANDBY/ON

MEMORY

MPX MODE

DSP MODE

­

ST TION A

+

TUNING SELECT

SIGNAL SELECT

MIDNIGHT

­ FREQUENCY +

DO WN

UP

SPEAKERS A PHONES B

B ASS

TREBLE

­

+

­

+

LOUDNESS

DIRECT VIDEO INPUT VIDEO L A UDIO R

VCR

D VD/LD

TV/SA T

VIDEO

CD

FM/AM

MD/T APE 1

T APE 2 MONIT OR

D VD 5.1CH

ORDER NO.

RRV2086

AUDIO/VIDEO MULTI-CHANNEL RECEIVER

VSX-D508
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Type
KUXJI KCXJI

Model VSX-D508
AC120V AC120V

Power Requirement

Remarks

CONTENTS
1. SAFETY INFORMATION ...................................... 2 2. EXPLODED VIEWS AND PARTS LIST ................ 3 3. SCHEMATIC DIAGRAM ....................................... 6 4. PCB CONNECTION DIAGRAM .......................... 26 5. PCB PARTS LIST ............................................... 39 6. ADJUSTMENT .................................................... 47 7. GENERAL INFORMATION ................................ 7.1 PARTS .......................................................... 7.1.1 IC ........................................................... 7.1.2 DISPLAY ................................................ 7.2 DISASSEMBLY ............................................ 7.3 BLOCK DIAGRAM ........................................ 7.4 REMOTE CONTROL UNIT .......................... 48 48 48 51 53 55 56

[CU-VSX138 (AXD7178)] 8. PANEL FACILITIES AND SPECIFICATIONS .... 60 PIONEER ELECTRONIC CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

c PIONEER ELECTRONIC CORPORATION 1999
T ­ IZK JAN. 1999 Printed in Japan

VSX-D508

1. SAFETY INFORMATION
This service manual is intended for qualified service technicians ; it is not meant for the casual do-ityourselfer. 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.
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 be of identical designation.

(slow operating fuse) on PCB indicate that replacement parts must

REMARQUE (POUR MODÈLE CANADIEN SEULEMENT) Les symboles de fusible (fusible de type rapide) et/ou de remplacement doivent avoir la même désignation.

(fusible de type lent) sur CCI indiquent que les pièces

(FOR USA MODEL ONLY)

1. SAFETY PRECAUTIONS
The following check should be performed for the continued protection of the customer and service technician.

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.

LEAKAGE CURRENT CHECK
Measure leakage current to a known earth ground (water pipe, conduit, etc.) by connecting a leakage current tester such as Simpson Model 229-2 or equivalent between the earth ground and all exposed metal parts 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 60Hz outlet and turn the AC power switch on. Any current measured must not exceed 0.5mA.

2. PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in the appliance have special safety related characteristics. 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 parts which have these special safety characteristics are identified in this Service Manual. Electrical components having such features are identified by marking with a on the schematics and 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 information, always consult the current PIONEER Service Manual. A subscription to, or additional copies of, PIONEER Service Manual may be obtained at a nominal charge from PIONEER.

Device under test Test all exposed metal surfaces

Reading should Leakage not be above current 0.5mA tester

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

Earth ground

AC Leakage Test

2

VSX-D508

2. EXPLODED VIEWS AND 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. · Screws adjacent to mark on the product are used for disassembly.

2.1 PACKING
5 6

(1) PACKING PARTS LIST
Mark No.
NSP 1 2 3 4 5 6 7 8 9 10 11 12 13

Description
Packing Sheet Alkaline Dry Cell Battery (LR6, AA) Operating Instructions Sub Instruction Manual (System Set up) FM Antenna AMLoop Antenna Warranty Card Remote Control Unit (CU-VSX138) ····· Polyethylene Bag (0.03×230×340) Front Pad 508 Rear Pad 508 Packing Case 508UC

Part No.
AHG7010 VEM1012 See Contrast table (2) ARH7039 ADH7004 ATB7009 See Contrast table (2) AXD7178

7 6 5 4 12(1/2) 3 11(1/2) 2

10

8

NSP

1

12(2/2)

Z21-038 AHA7236 AHA7237 AHD7643

11(2/2) 13

(2) CONTRAST TABLE
VSX-D508/KUXJI and KCXJI are constructed the same except for the following :
Mark No.
3 3 7

Symbol and Description
Operating Instructions (English) Operating Instructions (English/French) WarrantyCard

Part No. KUXJI Type
ARB7157 Not used ARY7023

KCXJI Type
Not used ARE7179 ARY7024

Remarks

NSP

3

VSX-D508

2.2 EXTERIOR
32 57 57 26 60 57 31 28 57 52 57 16 57 57 57

Note 1 : +2 Torque is 12 ­ 0 kg · cm 57
L

(KCXJI Type Only) 71 61
K D

11 57 58 60

1
69

4 12

57

57

20

53 1 19 54 66 57

57 68 24 35 65 64 29
G F

23

13

34
F

67

8
I

7 55 10
K J

27 57 65 63
C H G

17

55

5 57 62

57 57 40
I

57
J

57 58

57

39

38

57 57

57

33

18 57

40 57 E

57

1

B

57

21
D

30 36 2

53
E L

6 57

44 50

3

57 59

37 39 25 C 59 59 22

57
A

70

49 42 56

43 51

B Accessories of

H 59 53 A

Front Panel 508 (No. 47)

9 46 47 57 41

4

VSX-D508

(1) EXTERIOR PARTS LIST
Mark No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 NSP NSP 26 27 28 29 30 31 32 33 34 35

Description
INPUT Assy FRONT Assy POWER SW Assy REAR SP Assy AMP Assy HEADPHONE Assy TRANS 1 Assy TRANS 2 Assy FRONT VIDEO Assy BARRIER Assy F.SP.CONNECT Assy R.C.SP.CONNECT Assy VIDEO Assy ····· ····· FRONT SP. Assy DOLBY DIGITAL Assy Power Transformer (T1) Fuse (FU1 : 10A) Fuse (FU2 : 7A) FFC 21P (J2) FFC 15P (J4) FFC 13P (J5) FFC 17P (J8) FFC 26P (J3) AC Power Cord 8P Shield Cable (J6) Cord Stopper Tuner Holder B Under Base D5 Rear Panel Bonnet Case Trans Frame DSP Shield Heat Sink Assy D5

Part No.
AWX7207 AWX7212 AWX7222 AWX7250 See Contrast table (2) AWX7229 AWX7231 AWX7232 AWX7239 AWX7284 AWX7285 AWX7286 AWX7234

Mark No.
36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 NSP NSP NSP 61 62 63 64 65 66 67 68 69 70 71

Description
Insulator Locking Card Spacer PCB Mold Card Spacer Binder Volume Knob 508 Sub Panel 508 Function Button Power Button ····· Display Window R508 Front Panel 508 ····· Name Plate LED Lens ····· ····· Screw Screw Screw ····· Screw Screw Screw Screw Binder (BK-1) Heat Sink Angle F Heat Sink Angle R Heat Sink D5 Screw FET Assy FM/AM TUNER Unit Sheet FET Angle Foot Assy Fuse (FU701 : 10A)

Part No.
PNW2766 AEC7160 AMR2533 DEC1770 RNE1277 AAB7179 AAD7482 AAD7483 AAD7440 AAK7579 AMB7525 PAM1776 PNW2019

NSP NSP NSP NSP NSP NSP

NSP NSP

AWX7243 AWX7333 See Contrast table (2) REK1087 VEK1027 ADD7100 ADD7102 ADD7103 ADD7107 ADD7118 ADG7024 ADX7242 CM-22C AAD7490 ANA7079 See Contrast table (2) AZN7762 ANG7193 ANG7196 ANH7095

ABA7009 ABA7043 ABA7044 BBZ30P080FZK BBZ30P200FMC BPZ30P080FMC FBT40P080FZK ZCA-BK1 ANG7194 ANG7195 ANH7090 BBZ30P080FMC AWX7228 AXX7046 AEE7026 ANG7186 REC1263 See Contrast table (2)

NSP

(2) CONTRAST TABLE
VSX-D508/KUXJI and KCXJI are constructed the same except for the following :
Mark No.
5 18 31 31 71

Symbol and Description
AMP Assy Power Transformer (T1) Rear Panel 508U Rear Panel 508C Fuse (FU701 : 10A)

Part No. KUXJI Type
AWX7223 ATS7234 ANC7700 Not used Not used

KCXJI Type
AWX7331 ATS7235 Not used ANC7751 REK1087

Remarks

5

1

2

3

4

VSX-D508

3. SCHEMATIC DIAGRAM
A

3.1 OVERALL WIRING CONNECTION DIAGRAM

FM/AM TUNER UNIT (AXX7046)

O
FRONT VIDEO ASSY (AWX7239)

P P 1/3- P 3/3
DOLBY DIGITAL ASSY (AWX7333)

B

A A 1/2, A 2/2
INPUT ASSY (AWX7207)

C

N
VIDEO ASSY (AWX7234)
D

6
1 2 3 4

5

6

7

8

VSX-D508

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

A

I B
FRONT ASSY (AWX7212)

C

POWER SW ASSY (AWX7222)

HEADPHONE ASSY (AWX7229)

K TRANS 1 ASSY (AWX7231)
POWER TRANSFORMER (T1) (KUXJI TYPE : ATS7234) (KCXJI TYPE : ATS7235)

B

J

TRANS 2 ASSY (AWX7232)

L
BARRIER ASSY (AWX7284)

M
FET ASSY (AWX7228)

D D 1/2, D 2/2
AMP ASSY (KUXJI TYPE : AWX7223) (KCXJI TYPE : AWX7331)
J52 J51 FU1 REK1087 (10A) KCXJI FU2 VEK1027 (7A) TYPE ONLY FU701 REK1087 (10A)

C

F
R.C.SP. CONNECT ASSY (AWX7286)

E
F.SP. CONNECT ASSY (AWX7285)

AC POWER CORD : ADG7024 AC120V 60Hz

D

H
REAR SP ASSY (AWX7250)
5 6

G
FRONT SP. ASSY (AWX7243)
7
7 8

1

2

3

4

VSX-D508

3.2 INPUT ASSY (1/2)
A

A 1/2 INPUT ASSY(1/2)
(AWX7207) · FUNCTION BLOCK

O CN602

B

JA102 (2/2) AKB7113

JA101 (2/2) AKB7113

JA101 (1/2) AKB7113

JA102 (1/2) AKB7113

JA103 (1/2) AKB7113

C

TO FM/AM TUNER UNIT

JA103 (2/2) AKB7113

D

A 2/2

8

A 1/2
1

D 1/2
2

406

B CN202
3 4

5

6

7

8

VSX-D508

A 2/2
L ch C ch FL ch

: AUDIO SIGNAL ROUTE : AUDIO SIGNAL ROUTE (CENTER) : AUDIO SIGNAL ROUTE (FRONT)

A

P 1/3
CN9801

B

J

352

C

N
CN507

P 1/3
CN9802

D

B CN202
5 6 7

A 1/2
8

9

1

2

3

4

VSX-D508

3.3 INPUT ASSY (2/2)
A

A 2/2 INPUT ASSY(2/2)
(AWX7207) · E. VOL BLOCK

A 1/2

IC301 LC7535M (LC7536M)

3k

120p

12k

B

A 1/2

A 1/2
C

12k
IC303 LC7535M (LC7536M)

3k 3k

68p

68p

12k

D

10

A 2/2
1

2

3

4

5

6

7

8

VSX-D508

FL ch

: AUDIO SIGNAL ROUTE (FRONT)

A

B

12k

A 1/2

3k 3k

IC302 LC7535M (LC7536M)

120p

120p

12k

C

D

5

6

7

A 2/2
8

11

1

2

3

4

VSX-D508

A

3.4 FRONT and POWER SW ASSEMBLIES A 1/2

CN111

B

FRONT ASSY (AWX7212)

B

C
C

MASTER VOLUME

POWER SW ASSY (AWX7222)

P 2/3
CN9371
D

12

B C
1

2

3

4

5

6

7

8

VSX-D508

D 2/2

CN401

A

B

FRONT ASSY S201 : MIDNIGHT S202 : DSP MODE S205 : ­ BASS S206 : + S207 : ­ TREBLE S208 : + S209 : A SPEAKERS S210 : B S211 : LOUDNESS S212 : DIRECT S213 : (DOLBY) S214 : SIGNAL SELECT S217 : TV/SAT S218 : VIDEO S219 : CD S220 : TUNER S221 : VCR S222 : DVD/LD S223 : MD/TAPE S224 : AUX S229 : CLASS S230 : MEMORY S231 : MPX MODE S233 : ­ S234 : + CHANNEL LEVEL S235 : CHANNEL SELECT S250 : MASTER VOLUME

C

D

5

6

7

B
8

13

1

2

3

4

VSX-D508 3.5 AMP (1/2), F.SP.CONNECT, R.C.SP.CONNECT, FRONT SP. and REAR SP ASSEMBLIES
A
4.7/50

4.7/50

B

CN112

4.7/50

A 1/2

18p

4.7/50

C

4.7/50

D

D 2/2
JA413 AKB7111

D 1/2 AMP ASSY(1/2)
(KUXJI TYPE : AWX7223) (KCXJI TYPE : AWX7331)

D 2/2

14

D 1/2
1

2

3

4

5

6

7

8

VSX-D508

FL ch

D 2/2

: AUDIO SIGNAL ROUTE (FRONT)

A

0.1

E

F.SP. CONNECT ASSY (AWX7285)

G

FRONT SP. ASSY (AWX7243)

0.1

0.1 AKE7006

B

22k
1.2k

JA653 AKB7111

C
0.1 AKE7041

H
0.1

REAR SP ASSY (AWX7250)

F

R.C.SP. CONNECT ASSY (AWX7286)
D

CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE NO. ICP-N25, MFD BY ROHM CO., LTD. FOR IC404 and IC405.

D 2/2

5

6

D 1/2 E F G H
7 8

15

1

2

3

4

VSX-D508 3.6 AMP (2/2), HEADPHONE, TRANS 2, TRANS 1, BARRIER and FET ASSEMBLIES D 1/2 B CN203
A

D 2/2
AMP ASSY(2/2) (KUXJI TYPE : AWX7223) (KCXJI TYPE : AWX7331)

B
+43.1

­43.1

C

HP

: AUDIO SIGNAL ROUTE (HEAD PHONE)

D

HEADPHONE ASSY (AWX7229)

16

D 2/2 I
1

2

3

1000/25

I

ATT1223

4

5

6

7

8

VSX-D508

M FET ASSY (AWX7228)
A

L

BARRIER ASSY (AWX7284)

+66.1

B
KUXJI TYPE
NP REK1087 10A

KCXJI TYPE

A 1/2
­66.1

CN115

J
VEK1027 7A

TRANS 2 ASSY (AWX7232)
MAIN TRANS.

MAIN TRANS.

C

AC OUTLET

K

TRANS 1 ASSY (AWX7231)
CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE NO. ICP-N70, MFD BY ROHM CO., LTD. FOR IC351 - IC354.

REK1087

LIVE AC120V 60Hz NEUTRAL AC POWER CORD ADG7024

10A ATF7018

D

· NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS ONLY.

5

6

D 2/2 J K L M
7 8

17

1

2

3

4

VSX-D508

3.7 VIDEO ASSY
A

N

VIDEO ASSY (AWX7234)

B

C

NJM4558D-D NJM4558D-D

A 1/2
CN110
NJM4558D-D

D

NJM4558D-D

18

N
1

2

3

4

1

2

3

4

VSX-D508

3.8 FRONT VIDEO ASSY
A

CN601 AKB7085

O

FRONT VIDEO ASSY (AWX7239)
PCB BINDER 601 VEF1040 Y20 ADX7248

A 1/2
CN105
B

C

D

1

2

3

O
4

19

1

2

3

4

VSX-D508

3.9 DOLBY DIGITAL ASSY (1/3)
A
: AUDIO SIGNAL ROUTE

B

A 1/2

CN108

P 3/3

C

D

20

P 1/3
1

2

3

4

5

6

7

8

VSX-D508

A

P 1/3 DOLBY DIGITAL ASSY(1/3)
(AWX7333) · INPUT & CODEC BLOCK

P 2/3

P 2/3
B

C

P 2/3
D

A 1/2
5

CN113

6

7

P 1/3
8

21

1

2

3

4

VSX-D508 3.10 DOLBY DIGITAL ASSY (2/3)
A

B

C

D

22

P 2/3
1

2

3

4

5

6

7

8

VSX-D508

P 1/3

P 2/3 DOLBY DIGITAL ASSY(2/3)
(AWX7333) · DSP & CONTROL BLOCK
A

B

C

P 1/3 P 3/3

D

B

CN201

5

6

7

P 2/3
8

23

1

2

3

4

VSX-D508 3.11 DOLBY DIGITAL ASSY (3/3) P 1/3
A

B

C

P 1/3 P 2/3
D

24

P 3/3
1

2

3

4

5

6

7

8

VSX-D508

P 3/3 DOLBY DIGITAL ASSY(3/3)
(AWX7333) · FILTER & MUTE BLOCK
: AUDIO SIGNAL ROUTE

A

P 1/3

B

C

D

5

6

7

P 3/3
8

25

1

2

3

4

VSX-D508

4. PCB CONNECTION DIAGRAM
4.1 INPUT and FRONT VIDEO ASSEMBLIES
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 D D G S G S D G S C E B C E

SIDE A
Transistor with resistor

Field effect transistor

P.C.Board

Chip Part

SIDE B

Resistor array

3-terminal regulator

D 406
B

J 352

A INPUT ASSY

C

O FRONT VIDEO ASSY

D

(ANP7267-B)

P CN980
Q1351 IC107 IC108 IC104-IC106 IC110

26

A O
1

SIDE A
2 3 4

5

6

7

8

VSX-D508

A

FM/AM TUNER UNIT B CN202
B

C

(ANP7266-A)

D

P CN9802

P CN9801
IC102 IC103

N CN507
Q104-Q107 Q101-Q103 IC101

SIDE A
5 6 7

A
8

27

1

2

3

4

VSX-D508

A

A INPUT ASSY
B

C

D

IC109

IC307-IC309

SIDE B
28

A
1

2

3

4

5

6

7

8

VSX-D508

A

B

C

(ANP7266-A) 07-IC309 IC301-IC303 IC304-IC306 IC310 D

SIDE B

5

6

7

A
8

29

1

2

3

4

VSX-D508 4.2 FRONT and POWER SW ASSEMBLIES D CN401
A

B

C POWER

Q202

Q205 Q204

Q203

Q201

SW ASSY

C

D

30

B C
1

IC201 2 3 4

5

6

7

8

VSX-D508

A CN111
A

(ANP7266-A)

B FRONT ASSY
P CN9371 SIDE A
Q201 Q207 Q206

B

SIDE B
C

B FRONT ASSY
(ANP7266-A)

D

IC201 5 6 7

B C
8

31

1

2

3

4

VSX-D508

4.3 AMP, HEADPHONE and FET ASSEMBLIES
A

M FET ASSY
Q1452

(ANP7267-B)

Q1451

J
(ANP7267-B)

I
B

HEADPHONE ASSY

351 356

J SIDE A
353

B
CN203

D AMP ASSY
C

A
CN112

D

Q403 IC405

Q401 Q407 Q401

Q1404 Q1405 Q405 IC401 Q406 Q402 Q408 Q1402 IC1

32

D I M
1

2

3

4

5

6

7

8

VSX-D508

K J52

K J51

A

LIVE NEUTRAL

B

AC IN

F 691

C

E 686

D
(ANP7267-B) Q1436 Q1435 IC701 Q701 Q715 Q1403 Q1401 Q451 Q457 Q453 Q454 Q456 Q458 IC402 IC711 IC404 Q452 Q1433 Q711-Q714 Q1434

02

IC1403

5

6

7

D
8

33

1

2

3

4

VSX-D508

4.4 F.SP.CONNECT, R.C.SP.CONNECT, FRONT SP. and REAR SP ASSEMBLIES
A

G FRONT SP. ASSY

Q631 Q628 Q626

Q630 Q627

B

Q629

D 408
(ANP7267-B)

E F.SP.

CONNECT ASSY
(ANP7267-B)

F
(ANP7267-B)

R.C.SP. CONNECT ASSY

D 402
C

SIDE A

H REAR SP
ASSY
(ANP7266-A) Q652 Q651

H REAR SP
ASSY
D

SIDE B
(ANP7266-A)

34

E F G H
1

2

3

4

1

2

3

4

VSX-D508

4.5 TRANS 2, TRANS 1 and BARRIER ASSEMBLIES
A

L

BARRIER ASSY

(ANP7267-B)

J

TRANS 2 ASSY

(ANP7267-B)

B

A CN115

IC354

D 404
IC351 IC353

D 405
C

POWER TRANSFORMER (T1)

K TRANS 1
ASSY
(ANP7267-B)

J52

J51

D SIDE A

D

1

2

3

J K L
4

35

1

2

3

4

VSX-D508

4.6 DOLBY DIGITAL ASSY
A

P DOLBY DIGITAL ASSY

B CN201
IC9701 IC9703 Q9605 Q9606

A
CN113
IC9604 Q9602 Q9604 IC9705 IC9601 IC9602 Q9611 Q9614

B

IC9704 IC9603 Q9608 Q9610 Q9202 IC9201 Q9615 Q9201 IC9702 Q9616

A
CN108
IC9391

Q9402

Q9325 Q9324

C

Q9401 IC9301 IC9323

IC9401 IC9311

Q9321

IC9321

IC9101 IC9151

IC9322

D

(ANP7296-B)

36

P
1

SIDE A
2 3 4

1

2

3

4

VSX-D508

P DOLBY DIGITAL ASSY

A

B

C

D

(ANP7296-B)

SIDE B
1 2 3

P
4

37

1

2

3

4

VSX-D508

4.7 VIDEO ASSY
A
IC501 Q501-Q505 Q506 IC502 IC503

N VIDEO ASSY
B

(ANP7267-B)

A CN110

SIDE A

C

D

38

N
1

2

3

4

VSX-D508

5. PCB PARTS LIST
NOTES: ¶Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part. ¶The 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 × 101 = 561 ........................................................ RD1/4PU 5 6 1 J 47k = 47 × 103 = 473 ........................................................ RD1/4PU 4 7 3 J 0.5 = R50 ..................................................................................... RN2H Â 5 0 K 1 = 1R0 ..................................................................................... RS1P 1 Â 0 K Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k = 562 × 101 = 5621 ...................................................... RN1/4PC 5 6 2 1 F

LIST OF WHOLE PCB ASSEMBLIES
Mark
NSP NSP NSP NSP NSP NSP

PCB Assemblies KUXJI Type
INPUT ASSY INPUT ASSY FRONT ASSY POWER SW ASSY REAR SP ASSY AMP ASSY AMP ASSY FET ASSY HEADPHONE ASSY TRANS 1 ASSY TRANS 2 ASSY VIDEO ASSY FRONT VIDEO ASSY FRONT SP. ASSY BARRIER ASSY F.SP.CONNECT ASSY R.C.SP.CONNECT ASSY DOLBY DIGITAL ASSY AWK7469 AWX7207 AWX7212 AWX7222 AWX7250 AWK7477 AWX7223 AWX7228 AWX7229 AWX7231 AWX7232 AWX7234 AWX7239 AWX7243 AWX7284 AWX7285 AWX7286 AWX7333

Part No. VSX-D508 KCXJI Type
AWK7469 AWX7207 AWX7212 AWX7222 AWX7250 AWK7501 AWX7331 AWX7228 AWX7229 AWX7231 AWX7232 AWX7234 AWX7239 AWX7243 AWX7284 AWX7285 AWX7286 AWX7333

Remarks

NSP NSP NSP

PARTS LIST
Mark No. Description Parts No. Mark No.
Q102 Q103 Q104 Q105 Q106 Q1351 D101 D102 D103 D104 D105 D106 D107 D108 D109 D110

Description
TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE CHIP ZENER DIODE

Parts No.
KRC103M KRA103M 2SC1740S KRA101M KRC103M 2SC2878 S5566G(TPB2) S5566G(TPB2) S5566G(TPB2) S5566G(TPB2) S5566G(TPB2) S5566G(TPB2) S5566G(TPB2) S5566G(TPB2) 1SS355 UDZS5.1B

A

INPUT ASSY
IC101 IC102 IC103 IC104 IC105 IC106 IC107 IC108 IC109 IC301 IC302 IC303 IC304 IC305 IC306 IC307 IC308 IC309 IC310 Q101 ANALOG SW ARRAY IC E-SW IC E-SW IC REGULATOR IC REGULATOR IC REGULATOR IC REGULATOR IC REGULATOR IC OP-AMP IC E-VR IC E-VR IC E-VR IC OP-AMP IC OP-AMP IC OP-AMP IC OP-AMP IC OP-AMP IC OP-AMP IC OP-AMP IC TRANSISTOR TC9274N-001 LC4966 LC4966 NJM78M15FA NJM79M15FA NJM78M12FA NJM7805FA NJM7805FA UPC4570G2 LC7535M LC7535M LC7535M UPC4570G2 UPC4570G2 UPC4570G2 UPC4570G2 UPC4570G2 UPC4570G2 UPC4570G2 2SC1740S

SEMICONDUCTORS

CAPACITORS
C127 C128 C129 C130 C1300 ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CEAT2R2M50 CEAT2R2M50 CEAT4R7M50 CEAT4R7M50 CEAT100M50

39

VSX-D508
Mark No.
C1301 C1302 C1303 C1306 C1307 C131 C1310 C1311 C1312 C1313 C1314 C1315 C1316 C1319 C132 C1322 C133 C134 C135 C1351 C1352 C1353 C1354 C1355 C1356 C136 C137 C138 C139 C140 C141 C142 C143 C144 C145 C146 C147 C148 C149 C150 C151 C153 C154 C155 C157 C300 C301 C302 C303 C304 C305 C306 C307 C308 C309 C312 C313 C316 C318 C319

Description
ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR

Parts No.
CEAT100M50 CEAT1R0M50 CEAT1R0M50 CKSQYB103K50 CKSQYB103K50 CCSQCH101J50 CKSQYB103K50 CKSQYB103K50 CCSQCH680J50 CCSQCH680J50 CEAT470M25 CEAT470M25 CCSQCH561J50 CCSQCH561J50 CCSQCH101J50 CCSQCH561J50 CCSQCH101J50 CEAT101M25 CEAT101M25 CKSQYB102K50 CEAT4R7M50 CKSQYB222K50 CEAT4R7M50 CKSQYB103K50 CKSQYB103K50 CEAT101M25 CEAT101M10 CEAT101M10 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CEAT470M35 CKSQYB103K50 CEAT332M35 CEAT222M35 CEAT332M16 CEAT101M16 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CEAT100M50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CCSQCH102J50 CCSQCH102J50 CKSQYB683K25 CKSQYB683K25 CEAT1R0M50 CEAT1R0M50 CEAT100M50 CEAT100M50 CEAT1R0M50 CEAT1R0M50 CKSQYB103K50 CKSQYB103K50 CCSQCH121J50 CKSQYB103K50 CKSQYB103K50

Mark No.
C320 C321 C322 C323 C324 C325 C326 C327 C328 C329 C330 C331 C334 C335 C338 C339 C340 C341 C342 C343 C344 C345 C346 C347 C348 C349

Description
ELECT. CAPACITOR ELECT. CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR

Parts No.
CEAT470M25 CEAT470M25 CCSQCH102J50 CCSQCH102J50 CKSQYB683K25 CKSQYB683K25 CEAT1R0M50 CEAT1R0M50 CEAT100M50 CEAT100M50 CEAT1R0M50 CEAT1R0M50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50 CCSQCH121J50 CCSQCH121J50 CEAT470M25 CEAT470M25 CCSQCH102J50 CCSQCH102J50 CKSQYB683K25 CKSQYB683K25 CEAT1R0M50 CEAT1R0M50

RESISTORS
All Resistors RS1/10S&&&J

OTHERS
120 121 122 CN105 CN108 CN110 CN111 CN112 CN113 CN114 CN115 JA101 JA102 JA103 PCB BINDER PCB BINDER PCB BINDER CONNECTOR POST 15P PLUG CONNECTOR 26P CONNECTOR 14PJUMPER CONNECTOR 7P PLUG CONNECTOR 5P JUMPER CONNECTOR PIN JACK(6P) PIN JACK(6P) PIN JACK(6P) VEF1040 VEF1040 VEF1040 B5B-PH-K-S KM200TA15 52045-1745 52045-2645 52147-1410 KM200TA7 52045-1345 52147-0510 AKB7113 AKB7113 AKB7113

B

FRONT ASSY
IC201 Q201 Q202 Q203 Q204 Q205 Q206 Q207 D201 D202 CONTROL MCU TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR DIODE DIODE PDG230A 2SA933S 2SA933S KRC101M KRC101M KRC101M 2SC1740S 2SC1740S 1SS355 1SS355

SEMICONDUCTORS

40

VSX-D508
Mark No.
D203 D204 D205 D206 D207 D208 D209 D210 D211 D212 D213 D214 D215 D216 D217 D218 D219 D220 D221 D225 D226 D227 D228 D229

Description
DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE CHIP ZENER DIODE CHIP ZENER DIODE DIODE

Parts No.
1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 1SS355 UDZS5.1B UDZS5.1B 1SS355

Mark No.
C206 C207 C208 C209 C210 C211 C212 C214 C217 C220 C221 C222 C227

Description
ELECT. CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR CHIP CAPACITOR ELECT. CAPACITOR

Parts No.
CEAT2R2M50 CKSQYF104Z25 CEAT2R2M50 CKSQYB473K50 CKSQYB473K50 CKSQYB103K50 CEAT470M25 CKSQYB104K25 CCSQCH102J50 CCSQCH101J50 CCSQCH101J50 CCSQCH101J50 CEJA221M6R3

RESISTORS
R225 RESISTOR ARRAY (100K)RA9T104J R230 RESISTOR ARRAY (10K) RA8T103J Other Resistors RS1/10S&&&J

OTHERS
201 204 CN201 CN202 CN203 V201 X201 REMOTE RECEIVER UNIT CABLE HOLDER (4P) 15P CONNECTOR 26P CONNECTOR 21P CONNECTOR FL TUBE CERAMIC RESONATOR (7.7MHz) GP1U27X 51063-0405 52044-1545 52045-2645 52045-2145 AAV7062 ASS1055

COIL
L201 RADIAL INDUCTOR LFA2R2J

SWITCHES
S201 S202 S205 S206 S207 S208 S209 S210 S211 S212 S213 S214 S217 S218 S219 S220 S221 S222 S223 S224 S229 S230 S231 S233 S234 S235 S250 SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH SWITCH ROTARY ENCODER ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASG1034 ASX7004

C

POWER SW ASSY
D291 LED BR3371XJ30A

SEMICONDUCTOR SWITCH
S291 SWITCH ASG1034

RESISTORS
All Resistors RS1/10S&&&J

OTHERS
291 CABLE HOLDER(4P) 51063-0405

D

AMP ASSY

(1) CONTRAST TABLE
AWX7223 and AWX7331 are constructed the same except for the following :
Mark Symbol and Description H751, H752 FUSE CLIP Part No. AWX7223 Not used AWX7331 AKR1004 Remarks

(2) PARTS LIST FOR AWX7223 SEMICONDUCTORS
IC401 IC402 IC403 IC404 IC405 AUDIO IC AUDIO IC AUDIO IC IC PROTECTOR IC PROTECTOR PAC007A PAC007A PAC008A ICP-N25 ICP-N25

CAPACITORS
C201 C202 C203 C204 C205 CERAMIC CAPACITOR CKSQYB103K50 ELECT. CAPACITOR CEAT471M6R3 CERAMIC CAPACITOR CKSQYB103K50 EDL CAPACITOR(0.047F/5.5V) ACH7017 ELECT. CAPACITOR CEAT470M50

41

VSX-D508
Mark No.
IC701 IC711 Q1401 Q1402 Q1403 Q1404 Q1405 Q1434 Q1435 Q1436 Q401 Q402 Q403 Q404 Q405 Q406 Q407 Q408 Q451 Q452 Q453 Q454 Q455 Q456 Q457 Q458 Q701 Q711 Q712 Q713 Q714 Q715 D1401 D1403 D1404 D1405 D1435 D401 D402 D405 D406 D407 D408 D409 D410 D411 D412 D451 D452 D455 D456 D457 D458 D459 D460 D461 D462 D701 D702 D703

Description
REGULATOR IC OP-AMP IC TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE ZENER DIODE DIODE DIODE

Parts No.
NJM78M56FA NJM4558D-D 2SC2878 2SC2240 2SC2878 2SC1740S 2SC1740S 2SC2878 KRC101M KRA103M 2SC2878 2SC2878 2SC2240 2SC2240 2SC2705 2SC2705 2SC2878 2SC2878 2SC2878 2SC2878 2SC2240 2SC2240 2SC2705 2SC2705 2SC2878 2SC2878 KRC101M 2SC1845 2SA992 KRC103M KRA103M KRC103M 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 MTZJ5.1A S5688G 1SS133

Mark No.
D704 D711 D712 D713 D714 D715 D716

Description
DIODE DIODE DIODE ZENNER DIODE ZENNER DIODE DIODE DIODE

Parts No.
1SS133 D5SBA20 D5SBA20 MTZJ18B MTZJ18B 1SS133 1SS133

COILS AND FILTERS
L1432 L1433 L701 COIL COIL LINE FILTER ATH1004 ATH1004 ATF7018

SWITCHES AND RELAYS
RY401 RY701 S701 RELAY LOWPOWER RELAY SLIDE SWITCH ASR7001 ASR7016 ASH7002

CAPACITORS
C1401 C1402 C1403 C1404 C1405 C1407 C1408 C1409 C1410 C1411 C1412 C1413 C1414 C1415 C1416 C1417 C1418 C1419 C1420 C1432 C1433 C1440 C401 C402 C403 C404 C405 C406 C411 C412 C413 C414 C415 C416 C421 C422 C423 C424 C427 C428 C429 C430 C436 C437 C438 CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR FILM CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR AUDIO FILM CAPACITOR AUDIO FILM CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPLACIOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR FILM CAPACITOR FILM CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CKCYB331K50 CEHAQ4R7M50 CEANP2R2M2A CEANP2R2M2A CEHAQ101M25 CKCYB471K50 CCCSL101K2H CKCYB471K50 CCCSL101K2H CCCSL221J50 CKCYB471K2H CEAT4R7M2A CEAT4R7M2A CEANP2R2M50 CFTLA334J50 CKCYB102K50 CKCYB102K50 CEAT221M10 CCCSL180J50 CFTYA104J50 CFTYA104J50 CGCYX104M25 CKCYB331K50 CKCYB331K50 CEAT4R7M50 CEAT4R7M50 CEANP2R2M2A CEANP2R2M2A CEHAQ101M25 CEAT101M25 CEHAQ1R0M50 CEAT1R0M50 CCCSL221J50 CCCSL221J50 CEAT4R7M2A CEAT4R7M2A CEANP2R2M50 CEANP2R2M50 CFTLA334J50 CFTLA334J50 CKCYB102K50 CKCYB102K50 CEAT101M10 CCCSL470J50 CCCSL470J50

42

VSX-D508
Mark No.
C451 C452 C453 C454 C455 C456 C461 C462 C463 C464 C465 C466 C471 C472 C473 C474 C475 C476 C477 C478 C479 C480 C486 C490 C701 C702 C703 C704 C705 C706 C707 C711 C712 C713 C714 C715 C716 C717 C718 C719

Description
CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR FILM CAPACITOR FILM CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CKA (10000pF/AC250V) CKA (10000pF/AC250V) CERAMIC CAPACITOR CERAMIC CAPACITOR CKA (0.01F/AC250V) CKA (0.01F/AC250V) ELECT. CAPACITOR ELECT. CAPACITOR

Parts No.
CKCYB331K50 CKCYB331K50 CEAT4R7M50 CEAT4R7M50 CEANP2R2M2A CEANP2R2M2A CEAT101M25 CEAT101M25 CEAT1R0M50 CEAT1R0M50 CCCSL221J50 CCCSL221J50 CEAT4R7M2A CEAT4R7M2A CEANP2R2M50 CEANP2R2M50 CFTLA334J50 CFTLA334J50 CKCYB102K50 CKCYB102K50 CCCSL470J50 CCCSL470J50 CEAT101M10 CEAT1R0M50 CEAT470M25 CEAT102M25 CKCYF103Z50 ACG7020 ACG7020 CKCYF103Z50 CKCYF103Z50 ACG1005 ACG1005 CEAT101M2A CEAT101M2A

Mark No.

Description

Parts No.

R703 CARBON FILM RESISTOR RD1/2PM270J R704 RESISTOR(2.2M/ 1/2W) RCN1080 Other Resistors RD1/4PU&&&J

OTHERS
1 2 401 402 403 404 405 407 408 409 411 412 701 CN401 CN701 H701 H702 H703 H704 J10 J14 J18 J19 JA413 KN704 T701 HEAT SINK B HEAT SINK B PCB BINDER 13P CABLE HOLDER PCB BINDER 6P CABLE HOLDER CABLE HOLDER(10P) CABLE HOLDER(10P) 12P CABLE HOLDER 5P CABLE HOLDER PCB BINDER PCB BINDER AC SOCKET 1-P 21P CONNECTOR AC CORD SOCKET FUSE CLIP FUSE CLIP FUSE CLIP FUSE CLIP JUMPER WIRE JUMPER WIRE BOARD IN WIRE BOARD IN WIRE PIN JACK(1P) EARTH METAL FITTING POWER TRANSFORMER ANH1021 ANH1021 VEF1040 51048-1300 VEF1040 51048-0600 51052-1000 51052-1000 51048-1200 51048-0500 VEF1040 VEF1040 AKP1060 52045-2145 RKP1751 AKR1004 AKR1004 AKR1004 AKR1004 D20PYY1415E D20PYY0520E DB020ND0 DB925ND0 AKB7111 VNF1084 ATT1223

E F G

F.SP.CONNECT ASSY
686 13P CABLE HOLDER 51048-1300

OTHERS
ELECTROLYTIC CAPACIT ACH7018 (8200µF/71V) ELECTROLYTIC CAPACIT ACH7018 (8200µF/71V) ELECT. CAPACITOR CEAT1R0M50 ELECT. CAPACITOR ELECT. CAPACITOR CEAT1R0M50 CEAT4R7M50

R.C.SP.CONNECT ASSY
691 12P CABLE HOLDER 51048-1200

OTHERS

RESISTORS
R1409 R1410 R1412 R1432 R1433 R1436 R1437 R1448 R415 R416 R419 R420 R423 R424 R465 R466 R469 R470 R473 R474 CARBON FILM RESISTOR CARBON FILM RESISTOR RESISTOR (0.22/5W) CARBON FILM RESISTOR CARBON FILM RESISTOR METAL OXIDE RESISTOR METAL OXIDE RESISTOR METAL OXIDE RESISTOR CARBON FILM RESISTOR CARBON FILM RESISTOR CARBON FILM RESISTOR CARBON FILM RESISTOR RESISTOR (0.22/5W) RESISTOR (0.22/5W) CARBON FILM RESISTOR CARBON FILM RESISTOR CARBON FILM RESISTOR CARBON FILM RESISTOR RESISTOR (0.22/5W) RESISTOR (0.22/5W) RD1/4MUF331J RD1/4MUF331J ACN7094 RD1/4PMF4R7J RD1/4PMF4R7J RS1LMF4R7J RS1LMF4R7J RS1LMF561J RD1/4MUF331J RD1/4MUF331J RD1/4MUF820J RD1/4MUF820J ACN7094 ACN7094 RD1/4MUF331J RD1/4MUF331J RD1/4MUF820J RD1/4MUF820J ACN7094 ACN7094

FRONT SP. ASSY
Q626 Q627 Q628 Q629 Q630 Q631 D626 D627 D628 TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR DIODE DIODE DIODE KRA103M KRA103M KRA103M KRC101M KRC101M KRC101M 1SS133 1SS133 1SS133

SEMICONDUCTORS

COILS
L627 L628 COIL COIL ATH1004 ATH1004

43

VSX-D508
Mark No. Description Parts No. Mark No. Description Parts No.

RELAYS
RY626 RY627 RY628 RELAY RELAY RELAY ASR7001 ASR7001 ASR7001

J

TRANS 2 ASSY
IC351 IC352 IC353 IC354 D351 D352 D354 D355 D356 D357 IC PROTECTOR IC PROTECTOR IC PROTECTOR IC PROTECTOR DIODE DIODE DIODE DIODE ZENER DIODE ZENER DIODE ICP-N70 ICP-N70 ICP-N70 ICP-N70 S5688G S5688G S5688G S5688G MTZJ20A MTZJ9.1B

SEMICONDUCTORS

CAPACITORS
C627 C628 AUDIO FILM CAPACITOR AUDIO FILM CAPACITOR CFTYA104J50 CFTYA104J50

RESISTORS
R626 R627 R628 R629 R630 METAL OXIDE RESISTOR METAL OXIDE RESISTOR METAL OXIDE RESISTOR CARBON FILM RESISTOR CARBON FILM RESISTOR RS1LMF561J RS1LMF561J RS1LMF561J RD1/4PMF4R7J RD1/4PMF4R7J

CAPACITORS
C355 C356 C357 C358 C359 ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CEAT470M50 CEAT470M25 CEAT470M50 CEAT101M35 CEAT101M10

R631 METAL OXIDE RESISTOR RS1LMF4R7J R632 METAL OXIDE RESISTOR RS1LMF4R7J Other Resistors RD1/4PM&&&J

OTHERS
CN626 CN627 PLUG(13P) SPEAKER TERMINAL 8-P AKM7006 AKE7006

RESISTORS
R358 METAL OXIDE RESISTOR RS1LMF182J Other Resistors RD1/4PU&&&J

H

REAR SP ASSY
Q651 Q652 D651 D652 TRANSISTOR TRANSISTOR DIODE DIODE KRA101M 2SC1740S 1SS355 1SS355

OTHERS
351 352 353 356 357 358 CN354 CN355 J9 CABLE HOLDER(6P) 5P CABLE HOLDER 6P CABLE HOLDER CABLE HOLDER(4P) PCB BINDER PCB BINDER 4P PLUG 4P PLUG JUMPER WIRE 51052-0600 51048-0500 51048-0600 51052-0400 VEF1040 VEF1040 KM200TA4 KM200TA4 D20PYY0545E

SEMICONDUCTORS

COIL
L651 COIL ATH1004

RELAYS
RY651 RY652 RELAY RELAY ASR7001 ASR7001

K

TRANS 1 ASSY
J51 J52 LEAD WIRE UNIT LEAD WIRE UNIT DB035NB0 DB135NB0

CAPACITORS
C651 AUDIO FILM CAPACITOR CFTYA104J50

OTHERS

RESISTORS
R651 METAL OXIDE RESISTOR R652 CARBON FILM RESISTOR R657 METAL OXIDE RESISTOR Other Resistors RS2LMF271J RD1/4LMF4R7J RS1LMF4R7J RS1/10S&&&J

L

BARRIER ASSY
CN681 CN682 4P SOCKET 4P SOCKET KP200TA4L KP200TA4L

OTHERS

OTHERS
CN651 CN652 JA653 PLUG(12P) SPEAKER TERMINAL 6-P PIN JACK(1P) AKM7007 AKE7041 AKB7111

M

FET ASSY
Q1451 Q1452 POWER MOS FET POWER MOS FET IRF9540A IRF540A

SEMICONDUCTORS

I

HEADPHONE ASSY
R1461 R1462 METAL OXIDE RESISTOR RS3LMF331J METAL OXIDE RESISTOR RS3LMF331J

RESISTORS

RESISTORS
R1451 CARBON FILM RESISTOR RD1/4PMF101J R1452 CARBON FILM RESISTOR RD1/4PMF101J Other Resistors RD1/4PM&&&J

OTHERS
JA1461 HEADPHONE JACK RKB1014

OTHERS
1451 CABLE HOLDER(10P) 51052-1000

44

VSX-D508
Mark No. Description Parts No. Mark No. Description Parts No.

N

VIDEO ASSY
IC501 IC502 IC503 Q501 Q502 Q505 Q506 D501 D502 D503 D505 D506 D507 D508 D509 D510 VIDEO SW IC OP-AMP IC OP-AMP IC TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR ZENER DIODE ZENER DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE NJM2296D NJM4558D-D NJM4558D-D 2SC3377 2SA1515 2SA933S KRC103M MTZJ6.2B MTZJ6.2B 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133 1SS133

O

FRONT VIDEO ASSY
C605 C606 C608 C609 C610 C611 C612 CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CGCYX104M25 CGCYX104M25 CEAT470M25 CKCYB471K50 CKCYB471K50 CKCYF103Z50 CKCYF103Z50

SEMICONDUCTORS

CAPACITORS

RESISTORS
All Resistors RD1/4PU&&&J

OTHERS
601 CN601 CN602 PCB BINDER PIN JACK(3P) CONNECTOR POST VEF1040 AKB7085 B5B-PH-K-S

CAPACITORS
C502 C503 C504 C505 C506 C509 C510 C511 C512 C513 C514 C517 C518 C521 C522 C523 C524 C525 C526 C531 C532 C533 C535 ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CEAT470M25 CEAT470M25 CEAT470M25 CCCSL221J50 CCCSL221J50 CGCYX473M25 CGCYX473M25 CEAT470M25 CEAT470M25 CKCYF103Z50 CKCYF103Z50 CEAT4R7M50 CEAT4R7M50 CEAT4R7M50 CEAT4R7M50 CKCYF103Z50 CKCYF103Z50 CKCYF103Z50 CKCYF103Z50 CKCYF103Z50 CKCYF103Z50 CKCYF103Z50 CEAT470M25

P

DOLBY DIGITAL ASSY
IC9101 IC9151 IC9201 IC9301 IC9311 IC9321 IC9322 IC9391 IC9401 IC9601 IC9602 IC9603 IC9604 IC9701 IC9702 IC9703 IC9704 IC9705 Q9201 Q9202 Q9203 Q9204 Q9321 Q9322 Q9324 Q9325 Q9401 Q9402 Q9601 Q9602 Q9603 Q9604 Q9605 Q9606 Q9607 Q9608 Q9609 Q9610 Q9611 Q9612 LOGIC IC LOGIC IC OP-AMP IC IC OCTAL BUS BUFFER IC DOLBY DIGITAL IC SRAM(256K) REGULATOR IC MULTI CH CODEC IC E-SW IC IC IC IC IC IC IC IC IC CHIP MUTING TR CHIP MUTING TR CHIP DIGITAL TRANS. DIGITAL TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR CHIP DIGITAL TRANS. DIGITAL TRANSISTOR CHIP DIGITAL TRANS. CHIP MUTING TR CHIP MUTING TR CHIP MUTING TR CHIP MUTING TR CHIP MUTING TR CHIP MUTING TR CHIP DIGITAL TRANS. DIGITAL TRANSISTOR CHIP DIGITAL TRANS. CHIP DIGITAL TRANS. DIGITAL TRANSISTOR DIGITAL TRANSISTOR TC74HCU04AF TC74HC151AF NJM2100M TC74LVX244FT TC74VHCT244AFT MB86342B CY62256VLL-70SNC PQ20WZ51 CS4226-KQ TC9164AF NJM4558MD NJM4558MD NJM4558MD NJM4558MD NJM4558MD NJM4558MD NJM4558MD NJM4558MD 2SC3326 2SC3326 DTA124EK DTC124EK DTC124EK DTC124EK DTC124EK DTA124EK DTC124EK DTA124EK 2SC3326 2SC3326 2SC3326 2SC3326 2SC3326 2SC3326 DTA124EK DTC124EK DTA124EK DTA124EK DTC124EK DTC124EK

SEMICONDUCTORS

RESISTORS
R510 METAL OXIDE RESISTOR RS1LMF151J R511 METAL OXIDE RESISTOR RS1LMF151J Other Resistors RD1/4PU&&&J

OTHERS
502 CN504 CN507 JA501 JA505 JA506 2P RCA PIN JACK PIN JACK (4P) CONNECTOR 3P RCA PIN JACK JACK JACK AKB7017 AKB7112 52045-1745 AKB7056 RKN1004 RKN1004

45

VSX-D508
Mark No.
Q9613 Q9614 Q9615 Q9616 D9601 D9602

Description
CHIP DIGITAL TRANS. CHIP DIGITAL TRANS. CHIP MUTING TR CHIP MUTING TR DIODE DIODE

Parts No.
DTA124EK DTA124EK 2SC3326 2SC3326 1SS181 1SS181

Mark No.
C9321 C9323 C9324 C9325 C9326 C9327 C9329 C9330 C9331 C9332 C9334 C9335 C9336 C9337 C9338 C9339 C9340 C9341 C9342 C9368 C9369 C9370 C9377 C9391 C9393 C9401 C9402 C9404 C9405 C9406 C9407 C9408 C9409 C9410 C9413 C9414 C9415 C9418 C9419 C9420 C9421 C9422 C9423 C9424 C9425 C9426 C9427 C9428 C9429 C9431 C9432 C9433 C9601 C9602 C9603 C9604 C9605 C9606 C9607 C9608

Description
ELECT. CAPACITOR CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR

Parts No.
CEJA221M6R3 CCSRCH221J50 CCSRCH101J50 CKSRYF104Z16 CCSRCH120J50 CCSRCH120J50 CCSRCH101J50 CKSRYF104Z16 CCSRCH101J50 CKSRYF104Z16 CCSRCH101J50 CKSRYF104Z16 CCSRCH101J50 CKSRYF104Z16 CCSRCH101J50 CKSRYF104Z16 CEJA101M10 CKSRYF104Z16 CCSRCH101J50 CCSRCH471J50 CCSRCH221J50 CCSRCH221J50 CCSRCH151J50 CEJA4R7M50 CEJA101M10 CEJA101M10 CEJA101M10 CKSRYF104Z16 CCSRCH471J50 CKSRYB223K50 CKSQYB224K16 CCSRCH180J50 CCSRCH180J50 CEJA1R0M50 CCSRCH271J50 CCSRCH471J50 CEJA101M10 CCSRCH390J50 CCSRCH390J50 CCSRCH102J50 CKSRYF104Z16 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CKSRYF104Z16 CCSRCH331J50 CCSRCH331J50 CCSRCH471J50 CKSRYF104Z16 CEJAR47M50 CCSRCH471J50 CCSRCH471J50 CEJA4R7M50 CEJA4R7M50 CCSRCH471J50 CCSRCH471J50 CKSRYF104Z16 CKSRYF104Z16

COILS
L9101 L9102 L9151 L9301 L9311 L9321 L9323 L9391 L9402 L9403 L9801 L9802 L9803 L9804 L9805 L9807 L9809 CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR CHIP SOLID INDUCTOR QTL1013 QTL1013 QTL1013 QTL1013 QTL1013 ATL7002 QTL1013 ATL7002 QTL1013 QTL1013 QTL1013 QTL1013 QTL1013 QTL1013 QTL1013 ATL7002 ATL7002

CAPACITORS
C9101 C9102 C9104 C9105 C9107 C9108 C9109 C9115 C9116 C9151 C9153 C9154 C9158 C9159 C9201 C9202 C9203 C9204 C9205 C9206 C9207 C9208 C9209 C9301 C9302 C9303 C9307 C9308 C9309 C9310 C9311 C9312 C9313 C9315 C9316 CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CKSRYB103K50 CKSRYF104Z16 CCSRCH560J50 CEJA101M10 CKSRYB103K50 CCSRCH271J50 CEJA101M10 CKSRYF104Z16 CKSRYF104Z16 CEJA101M10 CKSRYB103K50 CCSRCH271J50 CKSRYB104K16 CCSRCH101J50 CCSRCH101J50 CCSRCH101J50 CEJA4R7M50 CEJA4R7M50 CEJANP100M10 CEJANP100M10 CEJA221M6R3 CKSRYF104Z16 CKSRYF104Z16 CEJA101M10 CKSRYB103K50 CCSRCH271J50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CCSRCH471J50 CEJA101M10 CKSRYB103K50 CCSRCH271J50 CCSRCH471J50 CCSRCH471J50

46

VSX-D508
Mark No.
C9609 C9610 C9613 C9614 C9615 C9616 C9617 C9618 C9619 C9620 C9621 C9622 C9625 C9626 C9627 C9628 C9629 C9631 C9632 C9633 C9636 C9637 C9639 C9642 C9701 C9702 C9703 C9704 C9705 C9706 C9707 C9708 C9709 C9710 C9711 C9712 C9713 C9714 C9715 C9716 C9717 C9718 C9719 C9720 C9721 C9722 C9723 C9724 C9725 C9726 C9727 C9728 C9729 C9731 C9732 C9733 C9734 C9735 C9736 C9737

Description
CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. ELECT. CAPACITOR ELECT. CAPACITOR CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CHIP CERAMIC C. CERAMIC CAPACITOR CERAMIC CAPACITOR

Parts No.
CCSRCH221J50 CCSRCH221J50 CCSRCH471J50 CCSRCH471J50 CEJA4R7M50 CEJA4R7M50 CCSRCH471J50 CCSRCH471J50 CKSRYF104Z16 CKSRYF104Z16 CCSRCH221J50 CCSRCH221J50 CCSRCH471J50 CKSRYB103K50 CEJA4R7M50 CEJA4R7M50 CCSRCH271J50 CKSRYF104Z16 CKSRYF104Z16 CKSRYB122K50 CKSRYB103K50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CKSRYB682K50 CKSRYB682K50 CKSRYB222K50 CKSRYB222K50 CKSRYB104K16 CKSRYB104K16 CCSRCH151J50 CCSRCH151J50 CKSRYF104Z16 CKSRYF104Z16 CKSRYF104Z16 CKSRYF104Z16 CEJA220M25 CEJA220M25 CKSRYB682K50 CKSRYB682K50 CKSRYB222K50 CKSRYB222K50 CKSRYB104K16 CKSRYB104K16 CCSRCH151J50 CCSRCH151J50 CKSRYF104Z16 CKSRYF104Z16 CKSRYF104Z16 CKSRYF104Z16 CEJA220M25 CEJA220M25 CKSRYB682K50 CKSRYB222K50 CKSRYB682K50 CKSRYB104K16 CKSRYB104K16 CCSRCH151J50 CCSRCH102J50 CKSRYF104Z16

Mark No.
C9738 C9739 C9740 C9801 C9803 C9805 C9807

Description
CERAMIC CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR ELECT. CAPACITOR CERAMIC CAPACITOR

Parts No.
CKSRYF104Z16 CEJA220M25 CEJA220M25 CEJA101M10 CEJA220M25 CEJA220M25 CKSRYF104Z16

RESISTORS
R9391 CHIP RESISTOR R9393 CHIP RESISTOR Other Resistors RS1/16S5600F RS1/16S2001F RS1/16S&&&J

OTHERS
CN9371 CN9801 CN9802 JA9101 JA9103 JA9104 X9321 X9401 15P CONNECTOR 15P SOCKET 7P SOCKET JACK OPTICAL RECEIVE MOD. OPTICAL RECEIVE MOD. CRYSTAL RESONATOR (27.648MHz) CRYSTAL RESONATOR (18.432MHz) 52044-1545 KP200TA15L KP200TA7L VKB1077 GP1F32R GP1F32R ASS7022 RSS1052

6. ADJUSTMENT
There is no information to be shown in this chapter.

47

VSX-D508

7. GENERAL INFORMATION
7.1 PARTS
7.1.1 IC
· The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.

PDG230A (FRONT ASSY : IC201)
· System Control Microcomputer
S10/KEY1 A21 80 A22 79 A23 78 PH7/A24 77 PH6/A25 76 PH5/A26 75 PH4/A27 74 PH3/A28 73 PH2/A29 72 PH1/A30 71 PH0/A31 70 PG7/A32 69 PG6/A33 68 PG5/A34 67 PG4/A35 66 PG3/A36 65 PG2/A37 64 PG1/A38 63 PG0/A39 62 PF7/A40 61 PF6/A41 60 PF5/A42 59 PF4/A43 58 PF3/A44 57 PF2/A45 56 PF1/A46 55 PF0/A47 54 PD7/A48 53 PD6/A49 52 32 PA3/AN3 33 PA4/AN4 34 PA5/AN5 35 PA6/AN6 36 PA7/AN7 PD5/A50 51 46 PD0/A55 47 PD1/A54 48 PD2/A53 49 PD3/A52 50 PD4/A51 39 EXTAL 37 AVSS 40 XTAL 45 VFIP 44 VDD 41 VSS 38 RST 43 TEX

·Pin Arrangement (Top View)
G10 G11 G3 G4 G5 G6 G7 G8 G9 S1 S2 S3 S4 S5 S6 S7 S8 S9

G2/A2 100 G3/A3 99

G4/A4 98 G5/A5 97

G6/A6 96 G7/A7 95

G8/A8 94 G9/A9 93

G10/A10 92 G11/A11 91

G12/A12 90 VDD 89

G13/A13 88 G14/A14 87

G15/A15 86 A16 85

A17 84 A18 83

G2 G1 NC ACIN DSPDTIN AC3REQ DIR_LOCK RMC HPIN PLL_CE CODEC_C9 KEYIN1 KEYIN2 KEYIN3 DSPCK DSPDT ENC_A ENC_B A.MUTE AC3MUTE AC3CE AC3CK AC3DIN AC3DOUT ST_EVR1 ST_EVR2 PLL_DO STEREO TUNED

1 2 3 4 5 6 7 8 9

G1/A1 G0/A0 NC PE0/EC0/INT PE1/EC1/INT PE2/INT2 PE3/INT3/N PE4/RMC PE5

A19 82 A20 81

S11/KEY2 S12/KEY3 S13/KEY4 S14/KEY5 S15/KEY6 S16/KEY7 S17/KEY8 S18/KEY9 S19/KEY10 S20/KEY11 S21/KEY12 S22/KEY13 VHVL RY_A RY_B RY_A+B RY_C/R RY_HP RY_AC AC3BST AC3RST AC3_9164 ST_9274 LC4966 CDREST V.MUTE T.MUTE SVIDEO3 SVIDEO2 SVIDEO1

10 PE6/PWM 11 PE7/TO/ADJ 12 PC0/KR0 13 PC1/KR1 14 PC2/KR2 15 PC3/KR3 16 PC4/KR4 17 PC5/KR5 18 PC6/KR6 19 PC7/KR7 20 PB0/CINT 21 PB1/CS0 22 PB2/SCK0 23 PB3/SI0 24 PB4/SO0 25 PB5/SCK1 26 PB6/SI1 27 PB7/SO1 28 AVREF 29 PA1/AN0 31 PA2/AN2 30 PA1/AN1

TPOWON

42 TX

VIDEO1

VIDEO2

VREF(A/D)

VDET(A/D)

MVR_ATT

AMP_DC

AMP_OL

VIDEO3

SYS_DT

48

SYS_CK

VSX-D508

·Pin Function
No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Pin Name
G2 G1 NC ACIN DSPDTIN AC3REQ DIRLOCK RMC HPIN PLL_CE CODEC_CS KEYIN1 KEYIN2 KEYIN3 DSPCK DSPDT ENC_A ENC_B AMUTE AC3MUTE AC3CE AC3CK AC3DIN AC3DOUT ST_EVR1 ST_EVR2 PLL_DA AVref STEREO TUNED AMP_DC AMP_OL VREF VDET MVR_ATT TPOWON AVSS RST EXTAL XTAL VSS TX TEX VDD VFDP VIDEO1 VIDEO2 VIDEO3 SYS_DT SYS_CK

I/O
O O - I I I I I I O O I I I O O I I O O O O I O O O O - I I I I I I O O - - - - - - - - - O Grid output 2 Grid output 1 Connect to VDD AC pulse input Data input from CS4226-KQ Data request from MUCAP

Pin Function

Active
H H

Digital mode : DIR lock/unlock (L : Lock) Analog mode : DSP over-load detection (H : Detection) Remote control signal input (no-carrier signal) Headphone connection detection (H : connect) Chip select signal for communication with LC72131 (tuner) CS4226-KQ chip select Key scan input 1 Key scan input 2 Key scan input 3 Clock line for communication with CS4226-KQ and TC9164AF Data line for communication with CS4226-KQ and TC9164AF Rotary encoder signal input A Rotary encoder signal input B Audio mute MUCAP mute Chip select for communication with MUCAP Clock line for communication with MUCAPMUCAP Data reception line from MUCAP Data line for communication with MUCAP Strobe 1 for electric volume LC7535M Strobe 2 for electric volume LC7535M Data output signal for communication with LC72131 (tuner) Connect to VDD Stereo/Monoral signal judgment signal TUNED information DC abnormality detection of protection circuit (L : Abnormality detection) Over-load detection of protection circuit (L : Abnormality detection) Reference value (A/D) for detecting the AMP input signal level for VH/VL switch AMP input signal level detection (A/D) for VH/VL switch ATT control of master volume (L : Less than -20dB) Tuner module ON/OFF Connect to VSS Reset Connect to the oscillator (7.7MHz) Connect to VSS Open Connect to VSS +5V -30V NJM2296D control H L H H H H H L H L H H H H L

O

Clock signal for communication with LC7535M and TC9274N-001

H

49

VSX-D508

No.
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100

Pin Name
SVIDEO1 SVIDEO2 SVIDEO3 TMUTE VMUTE CDREST LC4966 ST_9174 AC3_9164 AC3RST AC3BST RY_AC RY_HP RY_C/R RY_A+B RY_B RY_A VHVL S22/KEY13 S21/KEY12 S20/KEY11 S19/KEY10 S18/KEY9 S17/KEY8 S16/KEY7 S15/KEY6 S14/KEY5 S13/KEY4 S12/KEY3 S11/KEY2 S10/KEY1 S9 S8 S7 S6 S5 S4 S3 VDD S2 S1 G11 G10 G9 G8 G7 G6 G5 G4 G3

I/O
O O O O O O O O O O O O O O O O TC4051 control (S terminal control) Tuner mute Video mute CS4226-KQ reset

Pin Function

Active
H H L L H H H L H H H H H H H H

Input switch the DVD 6ch (L: DVD 5.1ch) Strobe signal for communication with TC9174 Strobe signal for communication TC9164AF Reset the MUCAP During transfer the application data to MUCAP "H" AC relay ON/OFF Headphone relay ON/OFF Rear/Center relay ON/OFF Speaker A + B relay ON/OFF Speaker B relay ON/OFF Speaker A relay ON/OFF Power switch for AMP system (H : VH) Segment output 22/key scan output 13 Segment output 21/key scan output 12 Segment output 20/key scan output 11 Segment output 19/key scan output 10 Segment output 18/key scan output 9 Segment output 17/key scan output 8

O

Segment output 16/key scan output 7 Segment output 15/key scan output 6 Segment output 14/key scan output 5 Segment output 13/key scan output 4 Segment output 12/key scan output 3 Segment output 11/key scan output 2 Segment output 10/key scan output 1 Segment output 9 Segment output 8 Segment output 7

H

O

Segment output 6 Segment output 5 Segment output 4 Segment output 3

H

-

5V Segment output 2 Segment output 1 Grid output 11 Grid output 10 Grid output 9

O

Grid output 8 Grid output 7 Grid output 6 Grid output 5 Grid output 4 Grid output 3

H

Note :· In the power off condition (with the remote control unit key or the main unit tact key), set to "L" excepting tuner mute (pin 54). However, it nothing is done against to the input port. · When pin 10 and 11 detect "L" at the reset, be careful because it enter the microcomputer's own test mode.

50

VSX-D508

7.1.2 DISPLAY AAV7062 (FRONT ASSY : V201)
· FL Indicator Tube · Pin Assignment

· Pin Connection

· Grid Assignment

51

VSX-D508

· Anode Connection

52

VSX-D508

7.2 DISASSEMBLY
1 Remove the Bonnet. (seven screws) 2 Release three binders ( 1 ) from the Power Transformer (T1). 3 Remove all screws which fixing the Chassis.
· INPUT Assy (eight screws 2 , Card Spacer 3 ) · DSP Shield (screw 4 ) · Heat Sink (four screws 5 ) · AMP Assy (three screws 6 , Locking Card Spacer 7 ) · Power Transformer (T1) (four screws 8 ) · Rear Panel (three screws 9 ) 2 1 ×3 4 3 5 Heat Sink 7 Power Transformer (T1) 8 ×4

DSP Shield 2

2

2 6 2

INPUT Assy

Rear Panel 9

5 9

6 9 AMP Assy

4 Put the Power Transformer on the bottom side, and stand the component sideways.

Front

Power Transformer (T1)

53

VSX-D508

5

Open the Chassis and Rear Panel

It can be disgnosed under this condition. Show the principal PCB Assemblies in the illustration.

A
INPUT Assy (Side B)

D
Chassis AMP Assy (Side B)

Rear Panel

Rear View

P
Chassis DOLBY DIGITAL Assy

Front Panel

N
VIDEO Assy

B
FRONT Assy

J
TRANS 2 Assy Rear Panel

Power Transformer (T1)

K
TRANS 1 Assy

Top View

54

P I
JA1461

JA9101

JA9104 JA9103

D
RY401

G
CN627

A D
IC401, IC402, IC403 IC301, IC302, IC303

G G
RY626 RY628

A
IC102, IC103

G
RY627

7.3 BLOCK DIAGRAM

A A A
IC109 IC101

CN101 CN102 CN103

P

H

CN652

O A
IC310

CN601

H
RY651, RY652

H D

JA653

N
JA413

CN504

N

JA501 JA502

N

IC501

O

CN601

VSX-D508

55

VSX-D508

7.4 REMOTE CONTROL UNIT [CU-VSX138 (AXD7178)]
7.4.1 Exploded Views and 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. · Screws adjacent to mark on the product are used for disassembly.
2

· Parts List
Mark No.
1 2 3 4 5
9

Description
Filter Name Plate Rubber Sheet (A) Rubber Sheet (B) Spring (+) Spring (­) Spring Screw Remo-con Case (A) Remo-con Case (B) Battery Cover Main Key (FF) Main Key (STOP) Main Key (REV) Main Key (PAUSE) Main Key (PLAY) PCB

Part No.
AZA7152 AZA7304 AZA7308 AZA7307 AZB7049 AZB7050 AZB7051 AZB7052 AZN7738 AZN7326 AZN7327 AZN7666 AZN7741 AZN7665 AZN7742 AZN7664 AZW7248

15

16

12

6 7 8 9 10
13

14

11 12 13 14 15
4

NSP

16 17

3 17

1

5 6

10 7

8 11

56

SWITCHES

1

7.4.2 Schematic Diagram

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

1
Q4 R5 100k R6 100k IC1 AZC7282 P0D1 P0D0 P0C3 P0C2 P0C1 P0C0 P0B3 P0B2 P0B1 P0B0 P0A3 P0A2 GND 13 14 RESET WDOUT T2 D2 RLS-73
C4 1/50 P0D3 P0D2 P0D1 P0E3 P0E2 P0E0

D9 - D17 : CL-230HR-CD × 9 R8 - R16 : 240 × 9

R8

R9

R10

D9

D10

D11

Q2

Q3

2
1 P0D2 P0D3 INT P0E0 P0E1 P0E2 P0E3 REM VDD XOUT XIN 26 25 24 23 22 21 20 19 18 17 P0A1 P0A0 16 15 8 7 6 5 4 3 2 1 27 2 3 4 5 6 7 8 9 T1 10 11 X1 4.0MHz 12 28 R7 100k R18 0 9 T3 T4

2

R11 D12

R12 D13

R13 D14

R14

R15

R16

D15

D16

D17

Q2 - Q4 : RN4605 × 3

K01 K02 K03 K04 K05 K06 K07 K08 K09 K10 K11 K12 K13 K14 K15 K16 K17 K18 K19 K20 K21 K22 K23 K24 K25 K26 K27 K28 K29 K30 K31 K32 K33 K34 K35 K36 K37 K38 K39 K40 16 24 32 40 15 23 31 39 14 22 30 38 13 21 29 37 12 20 28 36 11 19 27 35 10 18 26 34 17 25 33 T5
No.

: AMP (POWER) : TV (POWER) : MUTING : POWER : TV FUNC. : VOL.: VOL.+ : : : : : ENT. : CH: CH+ : DVD/LD : TV/SAT : CD : VCR1 : TUNER : TV CONTROL : VCR2 : AMP : MD/TAPE :1 :2 :3 :4 :5 :6 :7 :8 :9 : 10 (0) : 11 (+10) : 12 (DISC) : DIRECT : FUNCTION : FL DIMMER : MODE CHECK : COMMANDER SET UP R3 47 C1 220/6.3 3.0V C2 47/10

3 C

3

D1 SE303A-C

R1 1.8

R2 220

C3 1/50

Q1 2SC3265

KEY No.

4

VSX-D508

4 B

57
A

D

1

2

3

4

VSX-D508

7.4.3 PCB Diagram
A

K01

K02

K04 K03 K10 K05

B

K09

K12

K08

K11 K06 K07

K13

K14

K15 K18
C

K16 K20 K22

K17 K19 K23

K21

K24

K25

K26

K27

K28

K29

K30

K31 K35

K32

K33

K34

K37 K39
D

K36

K38 K40

SIDE A
58
1 2 3

SIDE B

4

VSX-D508

7.4.4 PCB Parts List
NOTES: ¶Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part. ¶The 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 × 101 = 561 ........................................................ RD1/4PU 5 6 1 J 47k = 47 × 103 = 473 ........................................................ RD1/4PU 4 7 3 J 0.5 = R50 ..................................................................................... RN2H Â 5 0 K 1 = 1R0 ..................................................................................... RS1P 1 Â 0 K Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k = 562 × 101 = 5621 ...................................................... RN1/4PC 5 6 2 1 F

Mark No.
IC1 Q1 Q2-Q4 D1 D2 D9-D17

Description

Part No.
AZC7282 2SC3265 RN4605 SE303A-C RLS-73 CL-230HR-CD

SEMICONDUCTORS

CAPACITORS
C2 C1 C3,C4 CEAT470M10 CEAT221M6R3 CEATR10M50

RESISTORS
R1 Other Resistors RS1/8S1R8J RS1/10S J

OTHERS
X1 CERAMIC RESONATOR (4MHz) KBR-4.0M

59

VSX-D508

8. PANEL FACILITIES AND SPECIFICATIONS
8.1 PANEL FACILITIES
Front Section
1 2 3 4 56 7 9 0 8 ~! @ #$ ^

AUDIO/VIDEO MUL TI-CHANNEL RECEIVER

VSX-D508
MASTER V OLUME

ST ANDBY

CLASS ST ANDBY/ON

MEMORY

MPX MODE

DSP MODE

­

ST TION A

+

TUNING SELECT

SIGNAL SELECT

MIDNIGHT

­ FREQUENCY +

DO WN

UP

SPEAKERS A PHONES B

B ASS

TREBLE

­

+

­

+

LOUDNESS

DIRECT VIDEO INPUT VIDEO L A UDIO R

VCR

D VD/LD

TV/SA T

VIDEO

CD

FM/AM

MD/T APE 1

T APE 2 MONIT OR

D VD 5.1CH

&

*

(

)

=

_

1

STANDBY/ON button
Press to switch the receiver on or put in standby.

- TREBLE (+/­) button
Used to adjust high frequencies in the range of ±6.

2 STANDBY indicator
Lights when the receiver is in standby mode. (Please note that this receiver consumes a small amount of power (2.5 W) during the standby mode.)

= DIRECT button
Switches direct playback on or off. Use to bypass the receiver's tone control circuitry or level control for higher fidelity to the program source. When DIRECT is ON, Dolby, DSP, LOUDNESS and MIDNIGHT mode are automatically turned OFF.

3 CLASS button
Press repeatedly to switch the preset station classes.

~ Remote sensor 4 MEMORY button
Press to memorize a preset station. Point the remote control toward the remote sensor to operate the receiver.

! 5 MPX MODE button
Press to switch between auto stereo and monaural ("MONO") reception of FM broadcasts. When the broadcast signal is weak, selecting "MONO" will improve the sound quality.

button
Press to select the (Dolby) sound mode. This mode automatically switches between Dolby Digital and Dolby Pro Logic decoding according to the input signal.

@ SIGNAL SELECT button
Use to select input signals for the digital components. First press DVD/LD, TV/SAT, MD/TAPE 1, CD or VCR (( Function buttons) to select the component, then press SIGNAL SELECT repeatedly to select one of the following: ANALOG : Selects the analog (R and L) audio signals. DIGITAL : Selects the digital audio signals. This receiver automatically detects and displays the format of the signal being input. AC-3 lights when Dolby Digital signals are input, and DTS lights when DTS signals are input. (AC-3 and DTS decoding is switched automatically.)

6 TUNING SELECT button
Press to switch between STATION and FREQUENCY.

7 SPEAKERS (A/B) buttons
Use to switch the corresponding speaker system on or off. To listen to both speaker systems (A and B), press the buttons so that both A and B appear in the display (refer to "Display" ~ Speaker indicators). Only A speakers are available when using surround sound modes.

8 LOUDNESS button
Switches the loudness on or off. Use to raise the level of the low and high frequencies so they can be more easily heard when listening at low volumes.

9 BASS (+/­) button
Press to adjust low frequencies in the range of ±6.

0 Display
60

VSX-D508

· SIGNAL SELECT is fixed in the "ANALOG" position for components not assigned to one of the three digital input jacks. · Because the audio from a karaoke microphone and LD recorded with analog audio only is not output from the digital output, set SIGNAL SELECT to "ANALOG". · This receiver can only play back Dolby Digital and PCM (32kHz, 44kHz, and 48kHz) digital signal formats. With digital signal formats other than these, set SIGNAL SELECT to "ANALOG".

^ MASTER VOLUME
After turning on the desired component, rotate to adjust the volume.

& PHONES jack
Connect headphones for private listening (the speakers turn off automatically).

* STATION/FREQUENCY (+/­) button
STATION: Press to select the preset channel. FREQUENCY: Press to select the frequency.

# DSP MODE button
Press repeatedly to select a DSP sound mode (HALL 1, HALL 2, JAZZ, DANCE, THEATER 1, or THEATER 2). Use these modes to produce surround sound from standard (two channel) stereo sources.

( Function buttons
Selects the function. Each press switches the DVD/LD input between DVD/LD and DVD 5.1 channel.

$ MIDNIGHT button
Press to hear effective surround sound at low volume levels. The effect is automatically adjusted according to the volume level.

) TAPE 2 MONITOR button
Switches the TAPE 2 monitor on or off.

_ VIDEO INPUT jacks
Connect a video camera, video game system, etc. to the VIDEO INPUT jacks.

61

VSX-D508

Display
1 2 3 4 5 7 9 0 = ~

SIGNAL SELECT ANALOG DIGITAL AC-3

DSP ATT PRO LOGIC DIGITAL L C R LS S RS LFE

MIDNIGHT

H.P DIRECT MONO LOUDNESS STEREO TUNED

SP AB

dB
# $

!

@

1 SIGNAL SELECT indicators
Light to indicate the type of input signal selected for the cur