Text preview for : Pioneer GEX-6100TV.pdf part of Pioneer TV tuner
Back to : Pioneer GEX-6100TV.pdf | Home
ORDER NO.
CRT2874
GEX-6100TV/UC
HIDE-AWAY TV TUNER
HIDE-AWAY TV TUNER
GEX-6100TV
EW
UC
GEX-6100TVP
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 2002
K-ZZA.MAY 2002.printed in Japan
1
2
3
4
SAFETY INFORMATION
UC
A
CAUTION 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. 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
B
C
D
2
1 2
GEX-6100TV/UC
3 4
5
6
7
8
[ 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.
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.
B
C
D
GEX-6100TV/UC
5 6 7 8
3
1
2
3
4
CONTENTS
SAFETY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2. EXPLODED VIEWS AND PARTS LIST . . . . . . . . . . . . . . . . . . . . . 2.1 PACKING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.2 EXTERIOR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . 3.1 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(GEX-6100TV/UC) . . 3.3 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(GEX-6100TVP/EW) . 4. PCB CONNECTION DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . 4.1 TV TUNER PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2 CONNECTOR PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7. GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.1 DIAGNOSIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.1.1 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.1.2 CONNECTOR FUNCTION DESCRIPTION . . . . . . . . . . . . . . . . 7.2 IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8. OPERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 .5 .6 .6 .8 10 10 12 18 24 24 26 27 32 35 35 35 36 37 39
A
B
C
D
4
1 2
GEX-6100TV/UC
3 4
5
6
7
8
1. SPECIFICATIONS
A
- GEX-6100TV/UC General
Power source ............................................................................................................................................ 9.0 V DC Grounding system .............................................................................................................................. Negative type Max. current consumption .............................................................................................................................. 0.5 A Dimensions ............................................................................................................ 82 (W) × 28 (H) × 166 (D) mm ............................................................................................................[3-1/4 (W) × 1-1/8 (H) × 6-1/2 (D) in.] Weight ............................................................................................................................................ 0.35 kg [0.8 lbs] Backup current ............................................................................................................................................... 0 mA
TV tuner
Reception channel/TV system .............................................................. US/M: VHF 2 -- 13 ch, UHF 14 -- 69 ch Color system ....................................................................................................................................NTSC compatible Usable sensitivity .................................................................................................................... 14 dBµ (75 , mono) Video S/N ................................................................................ Over 37 dB (59 dBµ RF input, White Peak 100%) Video S/N 30 dB usable sensitivity ............................................................................................................ 46 dBµ Antenna input ........................................................................................................ 1 ch ( 3.5 mm Mini plug type) Antenna cable ...................................................................................................................................... 6 m [236 in.]
B
Note:
· Specifications and the design are subject to possible modification without notice due to improvements.
- GEX-6100TVP/EW General
Power source ............................................................................................................................................ 9.0 V DC Grounding system .............................................................................................................................. Negative type Max. current consumption .............................................................................................................................. 0.5 A Dimensions ............................................................................................................ 82 (W) × 28 (H) × 166 (D) mm Weight .......................................................................................................................................................... 0.35 kg Backup current ............................................................................................................................................... 0 mA
TV tuner
Reception channel/TV system .................... COUNTRY 1: (CCIR/B, G, H) : VHF 2 -- 12 ch, UHF 21 -- 69 ch (For each Country Group) COUNTRY 2: (ITALY/B, G, H) : VHF A -- H2 ch, UHF 21 -- 69 ch COUNTRY 3: (UK, IRELAND/I) : VHF A -- K ch, UHF 21 -- 69 ch COUNTRY 4: (OIRT/D, K) : VHF R1 -- R12 ch, UHF 21 -- 69 ch Color system .................................................................................................................................... PAL compatible Usable sensitivity .................................................................................................................... 14 dBµ (75 , mono) Video S/N ................................................................................ Over 37 dB (59 dBµ RF input, White Peak 100%) Video S/N 30 dB usable sensitivity ............................................................................................................ 46 dBµ Antenna input ........................................................................................................ 1 ch ( 3.5 mm Mini plug type) Antenna cable .................................................................................................................................................... 6 m
C
Note:
· Specifications and the design are subject to possible modification without notice due to improvements.
D
GEX-6100TV/UC
5 6 7 8
5
1
2
3
4
2. EXPLODED VIEWS AND PARTS LIST
NOTES : · Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.
· Screw adjacent to mark on the product are used for disassembly. · For the applying amount of lobricants or glue, follow the instructions in this manual. (In the case of no amount instructions,apply as you think it appropriate.) "
A
2.1 PACKING
B
C
D
6
1 2
GEX-6100TV/UC
3 4
5
6
7
8
(1) PACKING SECTION PARTS LIST
Mark No. 1 * 2 3 4 5 6-1 6-2 6-3 Description Cord Assy Accessory Assy Polyethylene Bag Fastener(Rough) Fastener(Soft) Polyethylene Bag Owner's Manual Warranty Card Part No. CDE6817 CEA2657 CEG1101 CNM6888 CNM6889 CEG1116 See Contrast table(2) See Contrast table(2) Mark No. * 6-4 7 8 9 10 11 12 Description Card Carton Sub Carton Contain Box Air Cushioned Bag Antenna Assy Antenna Unit Part No. See Contrast table(2) See Contrast table(2) CHG4725 See Contrast table(2) CEG1143 CXB9219 CZX5019
A
*
(2) CONTRAST TABLE GEX-6100TV/UC and GEX-6100TVP/EW are constructed the same except for the following:
Mark NO 6-2 * * 6-3 6-4 7 9 Symbol and Description Owner's Manual Warranty Card Card Carton Contain Box CRD3641 Not used ARY1048 CHG4723 CHL4723 GEX-6100TV/UC GEX-6100TVP/EW CRD3657 CRY1157 Not used CHG4724 CHL4724
B
Owner's Manual,Installation Manual
Part No.
CRD3641 CRD3657 English, French, Spanish English, Spanish, German, French, Italian, Dutch
Language
C
D
GEX-6100TV/UC
5 6 7 8
7
1
2
3
4
2.2 EXTERIOR
A
B
C
D
8
1 2
GEX-6100TV/UC
3 4
5
6
7
8
(1) EXTERIOR SECTION PARTS LIST
Mark No. 1 2 3 4 5 6 7 8 9 10 11 Description Screw Cord Assy Chassis Case Insulator Tuner Unit Terminal(CN2201) Terminal(CN2601) Jack(CN2150) Jack(CN2153) Pin Jack(CN2703) Part No. BSZ30P060FMC CDE6843 CNA2504 CNB2748 CNM7712 See Contrast table(2) CKF1064 CKF1064 CKN1032 CKN1032 CKS1825 Mark No. 12 13 14 15 16 17 18 19 20 21 22 Description Connector(CN2701) Connector(CN2704) Connector(CN2705) Holder Holder Shield Shield Holder Insulator Screw Front End(FE2201) Part No. CKS4587 CKS4587 CKS4598 CNC6746
A
CNC9253 CNC9885 CNC9886 CND1097 CNM7680 ISS26P055FUC See Contrast table(2)
(2) CONTRAST TABLE GEX-6100TV/UC and GEX-6100TVP/EW are constructed the same except for the following:
Mark 6 22 NO Symbol and Description Tuner Unit Front End(FE2201) GEX-6100TV/UC CWM8251 CWB1093 GEX-6100TVP/EW CWM8249 CWB1094
B
C
D
GEX-6100TV/UC
5 6 7 8
9
1
2
3
4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
- GEX-6100TV/UC
A
TV TUNER PCB
TV30V REG.
TV9V 2
TV5V REG.
4 Q2601 TV30V TV9V TV5V
IC 2651 TK11819M
8 Q2455 1
75 DRIVE IC 2751 NJM2267V
5
DIVER VIDEO OUT CN2703
4
CN2705
B
to AVR-W6100 series
CN2704
CN2150 CN2701
1 3 5 8 9 18 20 TV9V TV9V TVV TVAR TVAL SDA SCL TV9V
10 15 6 16 19 1 7
TV9V 1 TV9V 3 TVV 5 TVAR 8 TVAL 9 SDA 18 SCL 20
VIDEO AMP
Q2454 Q2451 CF2451 L2451 14 15 1 L2402 16 10 DET2 VOUT
VIF DET
9 PIF2 8 PIF1 5 4 3
SAWFIL CF2201
1
IFAMP
Q2201 8 IF out ANT in 1
ANT1
VOUTN DET1
IC 2401 TA1290FN
AGCOU 11 2
FE2201
AGC
14 18
TVSL 17 TVSD 19
TVSL 17 TVSD 19
VR2401
AGCDL
9 SDA 10 SCL
PNS AND AUDIO BUFFER
Q2501 8 VR2303 Q2301
IC 2501 LA2120M
11
CF2351 L2353 Q2363
MIX
2ND LOC Q2353 Q2354
TV5V
L2301
X2351 30.55MHz
17 19
2 AFOUT IFIN SMETER SD
8
11 DETIN
10 IFOUT
C
SIF(2ND)DET IC 2301 LA1145M
MULEV 7 SDSEN 18
VR2301
VR2302
B
CONNECTOR PCB
D
10
1 2
GEX-6100TV/UC
3 4
5
6
7
8
A
- GEX-6100TVP/EW
A
TV TUNER PCB
TV30V REG.
TV9V 2
TV5V REG.
4 Q2601 TV30V TV9V TV5V
IC 2651 TK11819M
8 Q2455 1
75 DRIVE IC 2751 NJM2267V
5
DIVER VIDEO OUT CN2703
4
CN2705
CN2704
to AVR-W6100 series
CN2150 CN2701
1 3 5 8 9 18 20 12 14 17 19 1 3 5 8 9 18 20 12 14 17 19 TV9V TV9V TVV TVAR TVAL SDA SCL BRSBGI BRSDK TVSL TVSD TV9V
B
ANT1
10 15 6 16 19 1 7 4 3 14 18
TV9V TV9V TVV TVAR TVAL SDA SCL BRSBGI BRSDK TVSL TVSD
VIDEO AMP
Q2454 Q2451 CF2451 L2451 14 15 1 L2402 16 10 DET2 VOUT
VIF DET
9 PIF2 8 PIF1 5 4 3
SAWFIL CF2201
1
IFAMP
Q2201 8 IF out ANT in 1
VOUTN DET1
IC 2401 TA1290FN
AGCOU 11 2
FE2201
AGC
VR2401
AGCDL
9 SDA 10 SCL
PNS AND AUDIO BUFFER
Q2501 8 VR2303 Q2301
IC 2501 LA2120M
11
CF2351 L2353 Q2363
MIX
2ND LOC Q2353 Q2354
Q2351 TV5V BRSBGI
L2301
X2351 22.70MHz Q2357 Q2358 X2352 22.20MHz Q2361 Q2362
Q2352
17 19
8 2 AFOUT IFIN SMETER SD
11 DETIN
10 IFOUT
Q2355
SIF(2ND)DET IC 2301 LA1145M
MULEV 7 SDSEN 18
IC 2352 TC7SH02FU
COI 4 Q2356 2 1
C
Q2359
VR2301
VR2302 BRSDK
X2353 21.70MHz
Q2360
B
CONNECTOR PCB
D
GEX-6100TV/UC
5 6 7 8
11
1
2
3
4
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(GEX-6100TV/UC)
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST".
A-a A-b
Large size SCH diagram
A-a
A
RF
CN2150
A-a A-b
Guide page
NOTE : Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors.
Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2 0.022 R022
C
A-a
A-b
Detailed page
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.
RF RF
C
CV MA RF PRF SIF IF
COMPOSITE VIDEO MONAURAL AUDIO RF SIGNAL VIDEO IF SIGNAL AUDIO IF SIGNAL IF SIGNAL
B
RF C
RF
PIF
IF SIF
PIF
IF
PIF PIF PIF
SIF
PIF
C
SIF
D
A
12
1 2
GEX-6100TV/UC
3 4
5
6
7
8
B
A
CN2704
CONNECTOR PCB
A
A-b
TV TUNER PCB
A
CN2701
CN2701
100µH
CV
B
MA
CN2704
CV
CN2705
to AVR-W6100 series
CV MA RF PRF SIF IF
COMPOSITE VIDEO SIGNAL MONAURAL AUDIO SIGNAL(TV AUDIO) RF SIGNAL VIDEO IF SIGNAL AUDIO IF SIGNAL IF SIGNAL
CN2703
B
MA CV
CV CV
MA
PIF
C
MA
GEX-6100TV/UC
5 6 7 8
MA MA
TUNER UNIT Consists of TV TUNER PCB CONNECTOR PCB
D
A B
13
B
A
D
A-a A-b
C
A-a
NOTE : Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors. Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2 0.022 R022
RF
14
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.
CV MA RF PRF SIF
RF
A-b B
1
IF
1
RF
CN2150
2
COMPOSITE VI MONAURAL AU RF SIGNAL VIDEO IF SIGNA AUDIO IF SIGN IF SIGNAL
2
GEX-6100TV/UC
RF
PIF IF PIF SIF
3
IF
3
1
RF
4
4
2
5
6
7
8
PIF
3
A-b
A
PIF
PIF PIF
SIF
SIF
B
PIF PIF SIF
IF
A-a A-b
C
IF
D
A-a
GEX-6100TV/UC
5 6 7 8
15
B
A
D
A-a A-b
C
16
B
TV TUNER PCB
CONNECTOR PCB
A
100µH
A-b B
CN2701
CV
1
1
A
CN2701
CN2704
B
MA
CV
CN2704
2
TUNER UNIT Consists of TV TUNER PCB CONNECTOR PCB
2
CN2705
to AVR-W6100 series
CV
COMPOSITE VIDEO SIGNAL
GEX-6100TV/UC
MA
MA
MONAURAL AUDIO SIGNAL(TV AUDIO)
RF
RF SIGNAL
PRF
VIDEO IF SIGNAL
SIF
AUDIO IF SIGNAL
IF
3
CV
3
IF SIGNAL
CN2703
>
CEK1190 2A
1
CV
CV
4
4
2
5
6
7
8
A
MA
MA
MA
B
MA
A-a A-b
C
D
PIF
3
GEX-6100TV/UC
6 7 8
A-b
17
5
1
2
3
4
3.3 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(GEX-6100TVP/EW)
A-a
A
RF
CN2150
NOTE : Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors.
Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2 0.022 R022
C
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.
RF
C
CV MA RF PRF SIF
RF
COMPOSITE VIDEO MONAURAL AUDIO RF SIGNAL VIDEO IF SIGNAL AUDIO IF SIGNAL IF SIGNAL
IF
B
RF
RF
PIF
IF SIF
PIF
IF
PIF PIF PIF
SIF
PIF
C
SIF
D
A
18
1 2
GEX-6100TV/UC
3 4
5
6
7
8
B
A
CN2704
CONNECTOR PCB
A
A-b
TV TUNER PCB
A
CN2701
CN2701
100µH
CV
B
MA
CN2704
CV
CN2705
to AVR-W6100 series
CV MA RF PRF SIF IF
COMPOSITE VIDEO SIGNAL MONAURAL AUDIO SIGNAL(TV AUDIO) RF SIGNAL VIDEO IF SIGNAL AUDIO IF SIGNAL IF SIGNAL
CN2703
B
MA CV
CV CV
MA
PIF
C
MA
GEX-6100TV/UC
5 6 7 8
MA MA
TUNER UNIT Consists of TV TUNER PCB CONNECTOR PCB
D
A B
19
B
A
D
A-a A-b
C
A-a
NOTE : Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors. Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2 0.022 R022 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.
RF
20
CV MA RF PRF SIF
RF
A-b B
1
IF
1
RF
CN2150
2
COMPOSITE VI MONAURAL AU RF SIGNAL VIDEO IF SIGNA AUDIO IF SIGN IF SIGNAL
2
GEX-6100TV/UC
RF
PIF IF PIF SIF
3
IF
3
1
RF
4
4
2
5
6
7
8
PIF
3
A-b
A
PIF
PIF PIF
SIF
SIF
B
PIF PIF SIF
IF
A-a A-b
C
IF
D
A-a
GEX-6100TV/UC
5 6 7 8
21
B
A
D
A-a A-b
C
22
B
TV TUNER PCB
CONNECTOR PCB
A
100µH
A-b B
CN2701
CV
1
1
A
CN2701
CN2704
B
MA
CV
CN2704
2
TUNER UNIT Consists of TV TUNER PCB CONNECTOR PCB
2
CN2705
to AVR-W6100 series
CV
COMPOSITE VIDEO SIGNAL
GEX-6100TV/UC
>
MA
MA
MONAURAL AUDIO SIGNAL(TV AUDIO)
RF
RF SIGNAL
PRF
VIDEO IF SIGNAL
SIF
AUDIO IF SIGNAL
IF
3
CV
3
IF SIGNAL
CN2703
CEK1190 2A
1
CV
CV
4
4
2
5
6
7
8
A
MA
MA
MA
B
MA
A-a A-b
C
D
PIF
3
GEX-6100TV/UC
6 7 8
A-b
23
5
1
2
3
4
4. PCB CONNECTION DIAGRAM
4.1 TV TUNER PCB
A
A
TV TUNER PCB
ANTENNA
SIDE A
DIVER VIDEO OUT
NOTE FOR PCB DIAGRAMS
1. The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic diagram. 2. Viewpoint of PCB diagrams
Connector Capacitor
TC2110
SIDE A
P.C.Board
Chip Part
SIDE B
B
L2402
C
B
CN2704
L2301
D
A
24
1 2
GEX-6100TV/UC
3 4
5
6
7
8
A
TV TUNER PCB
SIDE B
A
CNT
VDIV5V AGC
B
VIDEO
C
TVV
SD
REF
AFC
TVMONO
D
A
GEX-6100TV/UC
5 6 7 8
25
1
2
3
4
4.2 CONNECTOR PCB
A
B
CONNECTOR PCB
SIDE A
B
to AVR-W6100 series
A
CN2701
B
CONNECTOR PCB
SIDE B
C
D
B
26
1 2
GEX-6100TV/UC
3 4
5
6
7
8
5. ELECTRICAL PARTS LIST
NOTE: · Parts whose parts numbers are omitted are subject to being not supplied. · The part numbers shown below indicate chip components. Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS.....) CKS....., CCS....., CSZS.....
Circuit Symbol and No. Part Name Part No. Circuit Symbol and No. Part Name Part No.
L L L L L L L L L L L L L L L 2206 2207 2301 2302 2351 2352 2353 2356 2357 2401 2402 2451 2452 2453 2501 Inductor Inductor Coil Inductor Inductor Inductor Coil Inductor Inductor Inductor Coil Inductor Inductor Inductor Inductor Transformer Inductor Choke Coil 100µH Thermistor SAW Filter Filter LPF Crystal Resonator 30.55MHz Semi-fixed 47k(B) Semi-fixed 47k(B) Semi-fixed 47k(B) Semi-fixed 4.7k(B) Semi-fixed 10k(B) Fuse 2A Front End LCTC1R5K2125 LCTC1R5K2125 CTC1029 LCKA150J2520 CTF1379 CTF1379 CTE1066 LCTC2R2K2125 CTF1379 LCTA2R2J2520 CTE1148 LCKA150J2520 LCKA150J2520 LCKA150J2520 LCKA150J2520 CTX1053 LCTC220K2125 CTH1131 TN20-3U473K CTF1567 CTF1057 CTF1044 CSS1590 CCP1452 CCP1452 CCP1452 CCP1446 CCP1448 CEK1190 CWB1093
A
AB
Tuner Unit Consists of TV Tuner PCB Connector PCB
Unit Number:CWM8251(GEX-6100/UC) Unit Name:Tuner Unit
MISCELLANEOUS
IC IC IC IC IC Q Q Q Q Q Q Q Q Q Q Q Q D D D D D D D D 2301 2401 2501 2651 2751 2156 2201 2301 2353 2354 2363 2451 2454 2455 2501 2502 2601 2150 2351 2601 2701 2702 2703 2704 2705 IC IC IC IC IC Transistor Transistor Transistor Transistor Transistor Transistor Transistor Transistor Transistor Transistor Transistor Transistor Diode Diode Diode Diode Diode Diode Diode Diode Diode Diode Diode Surge Protector Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor LA1145M TA1290FN LA2120M TK11819M NJM2267V 2SC4226 2SC2735 2SA1037K 2SC2735 2SC2412K 2SC2735 2SA1037K 2SC2412K 2SA1037K 2SC2412K 2SC2412K 2SD1664 HVC136 1SS355 MA8056(H) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) MA153 MA153 RCCA-201Q43UA-PI LCTC1R0K2125 LCTC1R0K2125 LCKA150J2520 LCYB12NJ1608 CTF1470 LCYB15NJ1608 CTF1470 LCTA2R2J2520 LCTA2R2J2520 CTF1470 LCTC1R5K2125
B
L 2651 L 2652 L 2704 TH2301 CF2201 CF2351 CF2451 X 2351 VR2301 VR2302 VR2303 VR2401 VR2751 FU2701 FE2201
C
RESISTORS
R R R R R R R R R R R R R R R R R R R 2140 2150 2154 2156 2157 2158 2159 2160 2161 2166 2201 2202 2203 2204 2205 2206 2207 2208 2209 RS1/16S0R0J RS1/16S472J RS1/16S222J RS1/16S472J RS1/16S151J RS1/16S150J RS1/16S151J RS1/16S822J RS1/16S470J RS1/16S0R0J RS1/16S562J RS1/16S102J RS1/16S101J RS1/16S681J RS1/16S101J RS1/16S102J RS1/16S102J RS1/16S102J RS1/16S102J
D 2706 D 2751 D 2752 ZNR2150 L 2150 L L L L L L L L L L 2154 2155 2156 2157 2161 2201 2202 2203 2204 2205
D
GEX-6100TV/UC
5 6 7 8
27
1
2
3
4
Circuit Symbol and No. Part Name Part No.
R 2210 R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R 2211 2212 2301 2302 2303 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2353 2354 2355 2356 2357 2358 2360 2385 2386 2387 2388 2390 2402 2403 2404 2405 2406 2407 2408 2411 2451 2452 2455 2456 2457 2464 2466 2469 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2601 2651 RS1/16S331J RS1/16S0R0J RS1/16S0R0J RS1/16S331J RS1/16S473J RS1/16S823J RS1/16S562J RS1/16S682J RS1/16S223J RS1/16S154J RS1/16S682J RS1/16S563J RS1/16S822J RS1/16S103J RS1/16S103J RS1/16S333J RS1/16S683J RS1/16S273J RS1/16S272J RS1/16S0R0J RS1/16S181J RS1/16S222J RS1/16S102J RS1/16S333J RS1/16S683J RS1/16S681J RS1/16S123J RS1/16S682J RS1/16S561J RS1/16S181J RS1/16S331J RS1/16S472J RS1/16S391J RS1/16S0R0J RS1/16S103J RS1/16S913J RS1/16S104J RS1/16S104J RS1/16S0R0J RS1/16S331J RS1/16S222J RS1/16S222J RS1/16S222J RS1/16S102J RS1/16S152J RS1/16S102J RS1/16S222J RS1/16S822J RS1/16S473J RS1/16S243J RS1/16S682J RS1/16S102J RS1/16S563J RS1/16S103J RS1/16S332J RS1/16S561J RS1/16S102J RS1/16S471J RS1/16S821J RS1/16S102J RS1/16S101J RS1/16S102J RS1/16S0R0J
Circuit Symbol and No. Part Name Part No.
R 2751 R 2752 R 2753 R 2754 RS1/16S105J RS1/16S105J RS1/10S750J RS1/10S750J
A
CAPACITORS
C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 2104 2150 2154 2160 2161 2162 2166 2167 2169 2171 2172 2201 2202 2203 2204 2205 2206 2207 2209 2210 2211 2212 2213 2214 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2351 2352 2353 2354 2355 2356 2357 2358 2376 2379 2380 2381 2382 2385 2389 2403 CCSRCH5R0D50 CCSRCH470J50 CKSRYB103K50 CKSRYB103K50 CEV100M10 CCSRCH5R0D50 CCSRCK2R0C50 CCSRCKR50C50 CKSRYB103K50 CKSRYB102K50 CKSRYB102K50 CKSRYB102K50 CKSRYB105K10 CKSRYB103K50 CKSRYB103K50 CCSRCH101J50 CKSRYB103K50 CCSRCH101J50 CEV101M16 CKSRYB103K50 CKSRYB103K50 CCSRCH471J50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB223K50 CCSRCH101J50 CKSRYB105K10 CCSRCH220J50 CKSRYB473K50 CKSRYB103K50 CEV220M16 CKSRYB223K50 CKSRYB104K16 CKSRYB103K50 CKSRYB223K50 CKSRYB103K50 CKSRYB105K10 CKSRYB104K16 CEV100M10 CKSRYB104K16 CKSRYB104K16 CKSRYB103K50 CCSRCH560J50 CCSRCH121J50 CCSRCH7R0D50 CCSRCKR50C50 CKSRYB103K50 CKSRYB103K50 CEV100M10 CKSRYB103K50 CKSRYB102K50 CCSRCK2R0C50 CCSRCH101J50 CEV470M16 CKSRYB103K50 CKSRYB224K16
B
C
D
R R R R R
R 2652 R 2704
C 2404 C 2405
28
1 2
GEX-6100TV/UC
3 4
5
6
7
8
Circuit Symbol and No. Part Name Part No.
C 2407 C 2408 C 2411 C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 2412 2413 2414 2452 2453 2455 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2512 2513 2514 2601 2602 2603 2604 2605 2606 2607 2651 2652 2653 2654 2655 2656 2704 2751 2752 2753 2754 2755 2756 2758 CKSRYB473K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSQYB335K6R3 CKSRYB103K50 CEV220M16 CCSRCH101J50 CKSRYB103K50 CEV220M16 CKSRYB102K50 CKSRYB682K50 CKSRYB104K16 CEV220M16 CEV100M10 CKSRYB473K50 CKSRYB224K16 CKSRYB223K50 CKSRYB473K50 CEV100M10 CKSRYB104K16 CEV101M16 CKSRYB104K16 CEV101M10 CKSRYB473K50 CEV101M10 CKSRYB104K16 CEV101M10 CKSRYB104K16 CEV101M16 CKSRYB103K50 CKSQYB104K50 CKSRYB103K50 CEV4R7M50 CEAT102M16 CEV4R7M35 CEV4R7M35 CKSRYB103K50 CEV101M16 CEV220M16 CEV101M16 CEV220M16 CEV101M16
Circuit Symbol and No. Part Name Part No.
Q 2201 Q 2301 Q 2351 Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q D D D D D D D D D D D D 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2451 2454 2455 2501 2502 2601 2150 2351 2352 2353 2601 2701 2702 2703 2704 2705 2706 2751 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 Surge Protector Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Inductor Coil Inductor Inductor Inductor Coil Inductor Inductor Inductor Inductor Inductor Inductor Coil Inductor Inductor Inductor 2SC2735 2SA1037K 2SA1577 DTC144EU 2SC2735 2SC2412K 2SA1577 DTC144EU 2SC2735 2SC2412K 2SA1577 DTC144EU 2SC2735 2SC2412K 2SC2735 2SA1037K 2SC2412K 2SA1037K 2SC2412K 2SC2412K 2SD1664 HVC136 1SS355
A
B
1SS355 1SS355 MA8056(H) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) HZU5R6(B2) MA153 MA153 RCCA-201Q43UA-PI LCTC1R0K2125 LCTC1R0K2125 LCKA150J2520 LCYB12NJ1608 CTF1470 LCYB15NJ1608 CTF1470 LCTA2R2J2520 LCTA2R2J2520 CTF1470 LCTC1R8K2125 LCTC2R2K2125 LCTC2R2K2125 CTC1029 LCKA150J2520 CTF1379 CTF1379 CTE1066 CTF1379 LCTC2R2K2125 CTF1379 CTF1379 CTF1379 LCTA2R2J2520 CTE1149 LCTA6R8J2520 LCKA150J2520 LCKA150J2520
D 2752 ZNR2150 L 2150 L 2154 L 2155 L L L L L L L L L L L L L L L L L L L L L L L L L 2156 2157 2161 2201 2202 2203 2204 2205 2206 2207 2301 2302 2351 2352 2353 2354 2356 2357 2358 2359 2401 2402 2451 2452 2453
C
C 2759
AB
Tuner Unit Consists of TV Tuner PCB Connector PCB
Unit Number:CWM8249(GEX-6100TVP/EW) Unit Name:Tuner Unit
MISCELLANEOUS
IC IC IC IC IC 2301 2352 2401 2501 2651 IC IC IC IC IC IC Transistor LA1145M TC7SH02FU TA1290FN LA2120M TK11819M NJM2267V 2SC4226
D
IC 2751 Q 2156
GEX-6100TV/UC
5 6 7 8
29
1
2
3
4
Circuit Symbol and No. Part Name Part No.
L 2501 L 2651 L 2652 L 2704 TH2301 Inductor Transformer Inductor Choke Coil 100µH Thermistor SAW Filter Filter Filter Crystal Resonator 22.70MHz Crystal Resonator 22.20MHz Crystal Resonator 21.70MHz Semi-fixed 47k(B) Semi-fixed 47k(B) Semi-fixed 47k(B) Semi-fixed 4.7k(B) Semi-fixed 10k(B) Fuse 2A Front End LCKA150J2520 CTX1053 LCTC220K2125 CTH1131 TN20-3U473K CTF1566 CTF1057 CTF1568 CSS1589 CSS1588 CSS1587 CCP1452 CCP1452 CCP1452 CCP1446 CCP1448 CEK1190 CWB1094
Circuit Symbol and No. Part Name Part No.
R 2363 R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R 2364 2365 2366 2367 2368 2369 2371 2374 2375 2376 2377 2378 2379 2380 2382 2385 2386 2387 2388 2390 2392 2394 2397 2402 2403 2404 2405 2406 2407 2408 2411 2451 2452 2455 2456 2457 2464 2466 2469 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2601 2651 2652 2701 2702 2704 2751 2752 2753 RS1/16S393J RS1/16S273J RS1/16S221J RS1/16S332J RS1/16S102J RS1/16S333J RS1/16S683J RS1/16S681J RS1/16S393J RS1/16S273J RS1/16S221J RS1/16S332J RS1/16S102J RS1/16S333J RS1/16S683J RS1/16S681J RS1/16S123J RS1/16S682J RS1/16S561J RS1/16S181J RS1/16S151J RS1/16S151J RS1/16S151J RS1/16S101J RS1/16S472J RS1/16S391J RS1/16S0R0J RS1/16S103J RS1/16S823J RS1/16S104J RS1/16S104J RS1/16S0R0J RS1/16S221J RS1/16S222J RS1/16S222J RS1/16S222J RS1/16S102J RS1/16S152J RS1/16S102J RS1/16S222J RS1/16S822J RS1/16S473J RS1/16S243J RS1/16S682J RS1/16S102J RS1/16S563J RS1/16S103J RS1/16S332J RS1/16S561J RS1/16S102J RS1/16S471J RS1/16S821J RS1/16S102J RS1/16S101J RS1/16S102J RS1/16S101J RS1/16S101J RS1/16S0R0J RS1/16S105J RS1/16S105J RS1/10S750J RS1/10S750J
A
CF2201 CF2351 CF2451 X 2351 X 2352 X 2353 VR2301 VR2302 VR2303 VR2401 VR2751 FU2701 FE2201
RESISTORS
R R R R R R R R R R R R R R R R R R R R 2140 2150 2154 2156 2157 2158 2159 2160 2161 2166 2201 2202 2203 2204 2205 2208 2209 2210 2211 2212 2301 2302 2303 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2351 2352 2354 2355 2356 2357 2358 2360 RS1/16S0R0J RS1/16S472J RS1/16S222J RS1/16S472J RS1/16S151J RS1/16S8R2J RS1/16S151J RS1/16S822J RS1/16S470J RS1/16S0R0J RS1/16S562J RS1/16S102J RS1/16S101J RS1/16S821J RS1/16S101J RS1/16S102J RS1/16S102J RS1/16S331J RS1/16S0R0J RS1/16S0R0J RS1/16S331J RS1/16S473J RS1/16S823J RS1/16S562J RS1/16S682J RS1/16S223J RS1/16S154J RS1/16S682J RS1/16S563J RS1/16S123J RS1/16S103J RS1/16S103J RS1/16S333J RS1/16S683J RS1/16S273J RS1/16S272J RS1/16S393J RS1/16S273J RS1/16S221J RS1/16S332J RS1/16S102J RS1/16S333J RS1/16S683J RS1/16S681J
B
C
R R R R R R R R R R R R R R R R R R R R R R R R
D
R 2754
30
1 2
GEX-6100TV/UC
3 4
5
6
7
8
Circuit Symbol and No. Part Name Part No. CAPACITORS
C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 2104 2150 2154 2160 2161 2162 2166 2167 2169 2171 2172 2201 2202 2203 2204 2205 2206 2207 2209 2210 2211 2212 2213 2214 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2351 2352 2353 2354 2355 2356 2357 2358 2360 2361 2362 2363 2364 2365 2366 2368 2369 2370 2371 2372 2373 CCSRCH5R0D50 CCSRCH470J50 CKSRYB103K50 CKSRYB103K50 CEV100M10 CCSRCH5R0D50 CCSRCK2R0C50 CCSRCKR50C50 CKSRYB103K50 CKSRYB102K50 CKSRYB102K50 CKSRYB102K50 CKSRYB105K10 CKSRYB103K50 CKSRYB103K50 CCSRCH101J50 CKSRYB103K50 CCSRCH101J50 CEV101M16 CKSRYB103K50 CKSRYB103K50 CCSRCH681J50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSRYB223K50 CCSRCH101J50 CKSRYB105K10 CCSRCH220J50 CKSRYB473K50 CKSRYB103K50 CEV220M16 CKSRYB223K50 CKSRYB104K16 CKSRYB103K50 CKSRYB223K50 CKSRYB103K50 CKSRYB105K10 CKSRYB104K16 CEV100M10 CKSRYB104K16 CKSRYB104K16 CKSRYB103K50 CCSRCH101J50 CCSRCH121J50 CCSRCH100D50 CCSRCKR50C50 CKSRYB104K16 CKSRYB104K16 CKSRYB103K50 CCSRCH101J50 CCSRCH121J50 CCSRCH100D50 CCSRCKR50C50 CKSRYB104K16 CKSRYB104K16 CKSRYB103K50 CCSRCH101J50 CCSRCH121J50 CCSRCH7R0D50 CCSRCKR50C50 CKSRYB103K50
Circuit Symbol and No. Part Name Part No.
C 2377 C 2378 C 2379 C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C 2380 2381 2382 2385 2387 2389 2403 2404 2405 2407 2408 2409 2411 2412 2413 2414 2452 2453 2455 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2512 2513 2514 2601 2602 2603 2604 2605 2606 2607 2651 2652 2653 2654 2655 2656 2704 2751 2752 2753 2754 2755 2756 2758 2759 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CEV100M10 CKSRYB103K50 CKSRYB102K50 CCSRCK2R0C50 CKSRYB104K16 CCSRCH101J50 CEV470M16 CKSRYB103K50 CKSRYB224K16 CKSRYB473K50 CKSRYB103K50 CCSRCH390J50 CKSRYB103K50 CKSRYB103K50 CKSRYB103K50 CKSQYB335K6R3 CKSRYB103K50 CEV220M16 CCSRCH680J50 CKSRYB103K50
A
B
CEV220M16 CKSRYB102K50 CKSRYB682K50 CKSRYB104K16 CEV220M16 CEV100M10 CKSRYB473K50 CKSRYB224K16 CKSRYB223K50 CKSRYB473K50 CEV100M10 CKSRYB104K16 CEV101M16 CKSRYB104K16 CEV101M10 CKSRYB473K50 CEV101M10 CKSRYB104K16 CEV101M10 CKSRYB104K16 CEV101M16 CKSRYB103K50 CKSQYB104K50 CKSRYB103K50 CEV4R7M50 CEAT102M16 CEV4R7M35 CEV4R7M35 CKSRYB103K50 CEV101M16 CEV220M16 CEV101M16 CEV220M16 CEV101M16
C
D
C 2374 C 2376
GEX-6100TV/UC
5 6 7 8
31
1
2
3
4
6. ADJUSTMENT
A
- Adjustment Point
L2402 VR2401
B
VR2302 VR2301 VR2751
L2301
VR2303
- Test Point
C
AGC
VIDEO TVV SD
D
TVMONO
AFC REF
32
1 2
GEX-6100TV/UC
3 4
- TV Tuner Section (NTSC) (GEX-6100TV/UC)
Notes: 1. TV sensitivity: based on 75-ohm loaded (UN BAL) voltage and video carrier level 2. Audio carrier level: (Video carrier level) -6dB 3. Adjustments should be made with the ANT1 selected.
Step Adjustment item Input signal (input point, waveform, specs,
Output signal (measuring point,
Adjusting instrument and adjusting points
Specs.
Minimum within the allowable rotating range
Symptoms
5
Measuring point: TP. VIDEO or through-hole marked
5
and other conditions) DC meter L2402
waveform, adjusting method)
with poor adjustment Sag or ringing on the video signal
1
The DC level when the rated input is applied.
Video detection coil
Apply the RF signal of the rated level (59dBµV at 75ohms) that is
adjustment
synchronized with US11ch (P carrier: 199.25MHz) and modulated with "_ and VIDEO"
with a white signal (White 100%, audio: monaural 400Hz,
25kHz/div). Measuring point: TP. AGC or IC2401-11pin marked with " (1) Voltage with -20dBµV input: Va (2) Voltage with 50dBµV input: Vb Measuring point: TP.TVV or Q2454 emitter Sync tip to 100IRE (waveform top) "
2
AGC start adjustment
Vb = Va -0.9V
Waveform deformed due to video S/N deterioration or strong input
DC meter VR2401
3
Video output level
Oscilloscope VR2751
1.0 ± 0.1Vp-p
White luminance is too high or too low.
adjustment
6
Measuring point: TP.REF, TP.AFC or IC2301-pin 9 and pin 12 marked with " "
6
4
The DC level between the above 2 points
Audio detection coil
0
Audio distortion deteriorated or attenuated
adjustment
Center meter L2301
5
Soft mute adjustment
Measuring point: TP.TVMONO or through-hole marked with "_ and TVMONO" (1) Output level with the rated input: Vc (2) Output level with -20dBµV input Measuring point: TP.TVMONO or through-hole marked with "_ and TVMONO" Output level with the rated input (reception: Hi-Z) Measuring point: TP.SD or IC2301-Pin19 marked with " " (1) In case of 32dBµV input (2) In case of 37dBµV and 27dBµV input DC levels
Vc -20 ± 1dB Noise meter VR2301
Audio noise changed at the time of unlocked tuning or at weak electronic strength areas.
GEX-6100TV/UC
C
6
Audio output level
Noise meter VR2303 DC meter VR2302
240mVrms
Audio level is too high or too low.
adjustment
7
7
7
SD sensitivity
(1) Low to High (2) 37dBµV: H, 27dBµV: L
SEEK stop sensitivity changed
adjustment and
confirmation
8
8 B A
33
D
B
A
D
C
34
Notes: 1. TV sensitivity: based on 75-ohm loaded (UN BAL) voltage and video carrier level 2. Audio carrier level: (Video carrier level) -10dB 3. Adjustments should be made with the ANT1 selected.
- TV Tuner Section (PAL) (GEX-6100TVP/EW)
Output signal (measuring point,
Adjusting instrument and adjusting points Minimum within the allowable rotating range Symptoms with poor adjustment Sag or ringing on the video signal
1
1
Step Adjustment item Input signal (input point, waveform, specs,
Specs. waveform, adjusting method)
Measuring point: TP. VIDEO or through-hole marked with "_ and VIDEO" The DC level when the rated input is applied.
and other conditions) DC meter L2402
1
Video detection coil
Apply the RF signal of the rated level (59dBµV at 75ohms) that is
adjustment
synchronized with E8ch (P carrier: 196.25MHz) and modulated
with a white signal (White 100%, audio: monaural 400Hz,
50kHz/div). Measuring point: TP. AGC or IC2401-11pin marked with " (1) Voltage with -20dBµV input: Va (2) Voltage with 50dBµV input: Vb Measuring point: TP.TVV or Q2454 emitter Sync tip to 100IRE (waveform top) "
2
AGC start adjustment
Vb = Va -0.9V
Waveform deformed due to video S/N deterioration or strong input
DC meter VR2401
2
2
3 VR2751
Video output level
Oscilloscope
1.0 ± 0.1Vp-p
White luminance is too high or too low.
adjustment
4
Measuring point: TP.REF, TP.AFC or IC2301-pin 9 and pin 12 marked with " The DC level between the above 2 points "
Audio detection coil
0
Audio distortion deteriorated or attenuated
adjustment
Center meter L2301
GEX-6100TV/UC
Measuring point: TP.TVMONO or through-hole marked with "_ and TVMONO" (1) Output level with the rated input: Vc (2) Output level with -20dBµV input Measuring point: TP.TVMONO or through-hole marked with "_ and TVMONO" Output level with the rated input (reception: Hi-Z) Measuring point: TP.SD or IC2301-Pin19 marked with " "
5
Soft mute adjustment
Vc -20 ± 1dB Noise meter VR2301
Audio noise changed at the time of unlocked tuning or at weak electronic strength areas.
3
3
6
Audio output level
Noise meter VR2303 DC meter VR2302
240mVrms
Audio level is too high or too low.
adjustment
7
SD sensitivity
(1) Low to High (2) 37dBµV: H, 27dBµV: L
SEEK stop sensitivity changed
adjustment and
confirmation
(1) In case of 32dBµV input (2) In case of 37dBµV and 27dBµV input DC levels
4
4
5
6
7
8
7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 DISASSEMBLY
- Removing the Case (Fig.1)
Case
A
1
Remove the three screws and then remove the Case.
1
1
1
Fig.1 - Removing the Connector PCB (Fig.2)
1
Remove the solder and then straight the tabs at two locations indicated.
Connector PCB
2 3 1
B
Disconnect the connector and then remove the Connector PCB. - Removing the TV Tuner PCB (Fig.2)
2 3
Straight the tabs at two locations indicated. Remove the two screws.
1 3 2
Disconnect the connector and then remove the TV Tuner PCB.
TV Tuner PCB
Fig.2
C
D
GEX-6100TV/UC
5 6 7 8
35
1
2
3
4
7.1.2 CONNECTOR FUNCTION DESCRIPTION
A
VIDEO OUT FOR DIVERSITY UNIT
TV ANTENNA IN
B
17 18 13 7 1 8 2
19 20 14 15 16
9 10 11 12 3 4 5 6
C
1. SDA 2. GND75 3. BRSDK 4. BRSGI 5. GNDTV 6. TVV 7. SCL 8. NC 9. TVARI 10. TV9V
11. GVDTV 12. GNDV 13. NC 14. SL 15. TV9V 16. TVR 17. NC 18. SD 19. TVL 20. GNDA
D
36
1 2
GEX-6100TV/UC
3 4
5
6
7
8
7.2 IC
TA1290FN
VIDEO OUTPUT (NOISE INVERTER : OFF) VIDEO OUTPUT (NOISE INVERTER : ON)
VIDEO COIL
RF AGC DELAY
AFT OUTPUT
A
PIF INPUT 9
16
15
14
13
12 DC AMPLIFIER
RF AGC
GND
11
10
NOISE INVERTER
PREAMPLIFIER
RF AGC
AGC DETECTION
VIDEO DETECTION
3rd IF
2nd IF
1st IF
B
LIMITER AMPLIFIER
AFT DETECTION
IF AGC
1 VIDEO COIL
2 AFT COIL
3 N.C.
4 VCC
5 2nd AGC FILTER
6 1st AGC FILTER
7 N.C.
8 PIF INPUT
C
*TC7SH02FU(GEX-6100TVP/EW)
IC's marked by * are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction.
IN B 1
5
VCC
IN A 2
GND 3
4
OUT Y
D
GEX-6100TV/UC
5 6 7 8
37
1
2
3
4
A
- Front End(FE2201:CWB1093)(GEX-6100TV/UC) Front End(FE2201:CWB1094)(GEX-6100TVP/EW)
OSCILLATOR, MIXER PLL
32V 6V 5V 9V
1
ANT
2
AGC
3
TU1
4
TU2
5
NC
6
PB
7
MB
8
IF OUT
9
SDA
10
SCL
11
NC
B
C
D
38
1 2
GEX-6100TV/UC
3 4
5
6
7
8
8. OPERATIONS
A
Basic Operation
When using with a Pioneer Over Head Display AVR-W6100, please read the Over Head display's Owner's Manual.
Basic Operation of TV Tuner
1. Select the TV source on the Over Head Display.
For details, refer to the connected unit's manual.
TV 4ch
B
Each press changes the Source ...
Source
Channel
2. Select the desired band.
4
TV1
2 21
3 30
4 38
5 45
8 56
12 69
TV1 = TV2
C
D
GEX-6100TV/UC
5 6 7 8
39
1
2
3
4
A
Basic Operation
3. Select the desired channel.
4
TV1
SEEK
This product's lets you select the tuning by changing the length of the time you press the button.
Manual Tuning (step by step) Seek Tuning
B
0.5 seconds or less 0.5 seconds or more
Note:
· If you continue pressing the button for longer than 0.5 seconds, you can skip broadcasting stations. Seek Tuning starts as soon as you stop pressing the button. · To select channels with the AVR-W6100's main unit, first switch the selection mode to MANUAL/SEEK. Each time you simultaneously press the 2/3 CH button, the mode switches between MANUAL/SEEK and PRESET. Next, switch channels with a CH button.
4. Turn off the system.
C
D
40
1 2
GEX-6100TV/UC
3 4
5
6
7
8
A
Basic Operation
Preset Tuning
Up to 12 stations can be memorized in 1 Band. In regions where reception of no more than 12 station is possible, previously memorized stations may remain in memory.
· Select the desired preset channel.
4
TV1
P12
PRESET
Band
Preset Number
Selection mode
B
Note:
· To select channels with the AVR-W6100's main unit, first switch the selection mode to MANUAL/SEEK. Each time you simultaneously press the 2/3 CH button, the mode switches between MANUAL/SEEK and PRESET. Next, switch channels with a CH button.
BSSM (Best Station Sequential Memory)
The BSSM function automatically memorizes strongly transmitted broadcast stations in order from the lowest channel up.
· To switch the BSSM ON, press the CH CALL button for 2 seconds.
BSSM
JUST A MOMENT PLEASE.
C
Each press changes the Mode ...
· To cancel the process, press the CH CALL button for 2 seconds again before memorization is complete.
D
GEX-6100TV/UC
5 6 7 8
41
1
2
3
4
A
Basic Operation
Confirming Current Channel and Other Settings
If the current audio source is TV, reception information such as the channel and band is displayed. You can also display to the preset channel list.
· Select the desired mode in the following order: (CH CALL)
4
TV1
B
Each press changes the Mode ...
Channel Recall = Preset channel list = Indication OFF
(Preset channel list)
4
TV1
2 21
3 30
4 38
5 45
8 56
12 69
Channels memorized (preset) in that Band
Note:
· Recalled indications are displayed for 8 seconds.
Manual Preset Channel Setting
C
You can preset up to 12 channels per band manually.
1. Display a menu screen and select [PRESET CHANNEL SETTING] menu. (Refer to the connected unit's manual.) 2. Choose [PRESET NO.].
COUNTRY SETTING
PRESET NO .
1 [ 2ch]
D
42
1 2
GEX-6100TV/UC
3 4
5
6
7
8
A
Basic Operation
3. Select the Preset Number you want to use for presetting.
COUNTRY SETTING
PRESET NO .
3 [ 4ch]
4. Select [CHANNEL NO.].
COUNTRY SETTING
B
5. Select the channel you want to preset.
COUNTRY SETTING
6. Select [OK].
COUNTRY SETTING
C
3 7. Press the 2/3 button to preset.
COUNTRY SETTING
D
GEX-6100TV/UC
5 6 7 8
43
1
2
3
4
A
Operating the Setting Menu(GEX-6100TVP/EW)
Selecting the Country Group
In this product, channels are preset for each country group. Selecting the appropriate country group for your reception area enables reception of multiple channels.
1. Display a menu screen and select [COUNTRY SETTING] menu. (Refer to the connected unit's manual.) 2. Select the country group containing the country you are currently in to the following order.
COUNTRY SETTING
LIST
COUNTRY1
B
D NL E B P DK N S FIN IS SLO CH BIH HR YU MKD AL GR TR M A TU SELECT
Country List
Country group
COUNTRY1 = COUNTRY2 = COUNTRY3 = COUNTRY4
Country Group List and Channel Name
Country group
COUNTRY1 (CCIR Channel)
Display (Country name)
D (GERMANY) B (BELGIUM) N (NORWAY) IS (ICELAND) BIH (BOSNIA) MKD (MACEDONIA) TR (TURKEY) TU (TUNISIA) I (ITALY) GB (U.K.) PR (POLAND) NL (NETHERLANDS) P (PORTUGAL) S (SWEDEN) SLO (SLOVENIA) HR (CROATIA) AL (ALBANIA) M (MALTA) E (SPAIN) DK (DENMARK) FIN (FINLAND) CH (SWITZERLAND) YU (YUGOSLAVIA) GR (GREECE) A (AUSTRIA)
C
COUNTRY2 (ITALY Channel) COUNTRY3 (U.K. Channel) COUNTRY4 (OIRT Channel)
RSM (REPUBLIC OF SAN MARINO) IRL (IRELAND)
Note:
· You can use BSSM and other methods to memorize broadcast stations in each of the Country groups. · This product is not compatible with channels in France. · Broadcast channels and broadcast systems may vary from country to country. If reception is not possible with the appropriate country group listed above, try reception using another country group.
D
44
1 2
GEX-6100TV/UC
3 4
5
6
7
8
A
Connecting the Units
AVR-W6100
6 m [236 in.] TV tuner connection cable
B
This product
Black (ground) To vehicle (metal )body. 6 m [236 in.]
Commercially available diversity unit
6 m [236 in.] TV antenna plug 6 m [236 in.] Fuse resistor [1 A] Red (ACC) To the electric terminal controlled by the ignition switch (12 V DC) ON/OFF. Do not connect this lead to power source terminals to which power is continuously supplied. If the lead is connected to such terminals, the battery may be drained.
C
Cap When not using this terminal, do not remove the cap.
Booster amp section
Element
D
GEX-6100TV/UC
5 6 7 8
45