JVC TH-G31A, Service Manual

Page: 55 / 105

2-17
Printed circuit boards
D851
CN850
F861
F862
F863
F864
CN402
R889
R890
R886
R885
CN850
C894
L862
R89A
R863
R864
R855
R854
R853
R852
R861
R865
R867
R866
R860
R89D
C882
R896
R882
R881
R875
R879
R880
C892
C893
R895
R899
R89H
C889
C556
R891
R527
R873
R525
C863
L854
C555
C573
C512
C500
C538C532
C511
C536
C570
C533
C525
C522
C527
C566
C559
L104
C104
L503
C865
C885
C890
C883
C888
C886
C891
CN402
C408
L859
L858
23.CD VR
22.MON/MPD 20.GND 18.F( - ) 16.T( + ) 14.B 12.D 10.E 8.VCC 6.GND 4.MON(COM)/5V 2.RF
21.CD LD
19.SW PDIC 17.T( - ) 15.F( + ) 13.C 11
.A
9.F 7.VREF/VC 5.DVD VR 3.DVD LD
1.NC/FHM-VCC
C866
C858
C880
C878
C864
C513
C531
C510
C508
C507
C551
C539
C528
C535
C541
R530
C509
C572
C542
C564
Q503
C565
C821 C820
C861
C829
C877
C876
C875
R89K
L860
L857
L851
R89J
IC851
R851 R850
R825
L856
L855
L853
R814
R813
CN801
IC803
JK201
Q801
R801
R803
R805
R821 R819
R809
R827
R826
IC804
R811
R817
IC805
C825
TU100
L205
C235
C824
C106
C828 C853
C834 C835
C854
IC854
R556
R3J1
R3J0
JK3C2
L3D3
C3C1
C3E5
C3C9
C3E6
R557
R3H9
CF3C1
R3C0
R3E0
R3D1
R3C5
R3G0
L3C8
L3C6
L3C7
L3D2
R558
R711
C3E7
C718
C719
C715
R707
C713 C710
L701
L702
L706
JK704
JK703
2.1CH
5.1CH
C717
C733
C754
C7H0
C767
C761
C7C0
C7H4
C7C7
C7C6
C7H6
C7E1
C7B8
C755
C727
R716
C7G7
C712
C771
C735
C7G8
C728
C769
C752 C779
C750
C743
L201 L103
C103
C786
C725
C791
C793
C797
C7C3
C7C1
C7H5
C7D4
C7D7
C7E0
C7D9 C7H7
C7D2 C7D5
C790
C795
C796
C7H3
C788
C757
C760
C7H1
C7H2
C731
C734
C7G6 R7C0
R719
R7C4
R737
R750
R7C5
R7C6
R7C7
R786
R7D1
R763
R7C2
R7C1
R7C3
R733
R759
R7C8
R781
R777
R7D0
R789
R7C9C7C5
C759
R7G9
L709
L703
L707
L705
CN603
R794
R768
R753
R727
R724
R701
C7E8
C7B2
C7A8
C778
C782
C746
C742
C708
R228
R2E8
C801
C226
C227
C852
L852
R229
C107
C704
C212
C268
C216
C211
C7E9
C7F6
C7F7
C7B6
C7A9
R771
CN602
CN201
C201
C223
C202
C209
C203
C204
C205
C210
C214
C215
C213
R219
C234 R236
R235
R239
R3H0
R3H1
R1C4
R1C0
R174 R172
R163 R160
R137
R131 R130
R127
R1C2
R1C1
R1B9
R146
R164 R162
R1B4 R1B5 R151 R149
R170
R1C5
R1C3
L3C1
L3C3
L3C5
L106 R444
R407
L3C9
R453
R457
CN401
C130
C132
C131
D400
Q101
IC3C3
R240
R217
R220
R223
R224
CN602
L203
R838
R830
R831
R832
R837
R836
R835
R834
R833
C123
C232
C230
C228
C231
CN401
C224
C225
C233
C229
IC104
IC504
R197
IC852
R878
R506
R877
R868
R859
R893
R894
Q410
Q406
Q411
C412
C520 C537
C540
C543
C428
R541
R542
R543
R531
R532
R518
R523
R540
R509
R508
C526
R511
R526
R450
R449
R528
C2A9
C2A8
C2E9
C402
F501
D405
R2A5
R2A6
R521
C418
L505
C554
C553
C546
C557
C419
L402
L400
C423
C417
C426
C547
R428
R408
R404
R405
C558 C561 C560
R529
L507
L502
L204
20. IPOD VIDEO 19. IPOD VIDEO MUX 18. S
AUX L
16. S
AUX R
15. AGND 13. AGND 14. AUX
R
12. AUX
L
1
1
. RGB VIDEO
10. TV
MODE
9. 16:9/4:3 8. CVBS 7. AGND 6. Y/G 5. AGND 4. PB/B 3. 5V 2. 12V 1. PR/R 17.COMPOSITE MUTE
CN201
C3F2
C3F1
C3F4
C3F6
C3F5
C3F3
C3E3
C3C2
C3D4
C403
C113 C11 1
R3H5
R3H4
R222
R221
C206
L3D1
L3C2
1. VCC 2. VCC 3. VCC 4. VCC 5. PGND 6. PGND 7. PGND 8. DGND 9. DGND 10. DGND 1
1. P
CTL
12. 12V 13. P
SENSE
14. 7V
C702
L718
C703
C741
C777
C781
C745
C7E7
C7B1
R708
C711
C749 C707
C709
C714
C736
C737
C738
Q704
C7G2
C701
C748
C765
C774
C621
C611
C603
C622
C654
C614
TP623
C650C653
C7D1
C610
C607
C732
C716
C730
C770
C772
C753
C792
C7C2
C7D8
C7D6
C7C4
C794
C7A3
C7A1
C7A5
C7G1 C7B7
C7E2
C768
C758
C756
R720
R746
R764
C798
C7B9
R778
R7A1
C7A2
R734
R790
Q702
R7A6
R7A3
R7A2
R7A5
R7A4
C7E3
IC704
IC703
IC701
IC702
C7A4
C787
C773
TP607
TP608
TP61
1
TP612
TP606
TP605
TP604
TP602
TP603
TP601
R788
R792
TP610
Q703
Q705
PN106
R1H2
R1H1
R641
R640
15. MGND 14. MOT
OR 5V
13. 5V 12. 5 . 6V
A
1
1
. 5 . 6V
A
10. DGND 9. DGND 8. 3 . 8V 7. 3 . 8V 6. 3 . 8V 5. + 12V 4.
AGND
3. F ( - ) 2. F ( + ) 1. VKK
LM-
FM-
SP-
OPEN
GND
LM+
FM+
SP+
CLOSE
R1C6
R1C7
R1C8
R1G6
R184
R167
R171
R173
R183
R190
R191
JK3C2
R519
R517 R512 R503
R507 R504 R520 R514 R516 R515
L401
C427
C420
C407
C400
C401
C416 C405
C422
Q412
L405
L506
R432 R41
1
R416
C421
C529 ZD501
IC501
ZD500
24. IPOD DEET 23.
AUDIO RETURN
22. LINE OUT
R
21. LINE OUT
L
20. LIN IN R 19. LIN IN L 18. REMOTE SENSE 17. COMPOSITE VIDEO 16.
ACCERROR
Y
DETECT
15.
TX
14. RX 13 DGND 12. DGND 1
1
.
ACCESSOR
Y
POWR
10. ACCESSOR
Y
IDENTITY
9.
TPB-
8. USB VOUS 7.
TPB+
6. USB D- 5.
TP
A
-
4. USB D+ 3.
TP
A+
2. DGND 1. DGND
IC101
IC105
X100
CN102
30. IPOD VIDEO
28. IPOD DET
26. AGND
24. AGND
22. IPOD TX
20. DGND/I PHONE CTL
18. 6315 CLK
16. 6315 RX
14. 6315 STB
12. 5.6VA
10. VCC50 F
8. KEY
6. STBY LED
4. N.C
2. F ( + )
29. IGND
27 D IPOD L
25 D IPOD R
23. IPOD PWR
21. IPOD RX
19. TOUCH CLK/DGND
17. TOUCH RST/DGND
15. TOUCH DAT A/DGND
13. 5.6VA
11 . REMOCON
9. DGND/VOL UP
7. DGND/VOL DN
5. DGND
3. VKK
1. ( - )
R7B9
C7G4
C626
C636
C627
C625
C7G5
C633
R7A9
R730
R739
R745
R748
R7B0
R7B1
R774
R779
R783
R756
R757
R761
R762
TP609
R765
R731
R736
R735
R609
C605
C606
C785
C7F9
C7B5
C661
C660
C616
C620
C618
C6Y9
C613
C608
C630
C634
C652
C7G3
C628
C629
X602
24.576MHz
R7A8
R704
R705
R709
R710
R713
R718
R722
R7B7
R7B6
R7B8
R661 R659
R613
R610
R671
R612
R7B3
R7B4
R775
R780
R669 R668 R664
R667 R666
R665
C658
R663
TP622
TP621
R627
C1F
C1C
C1D
C1E
9.8304MHz
C101
D101
C120
IC102
R1A9
R1A8
R112
R111
R105
R123
R118
R117
C117
R119
R126
R157
R103
R104
R156
R106
R2C4
R2C5
R2C6
R2C7
R2C9
R1A7
C2C2
C2C6
C2C5
C2C7
C2C4
C563
IC502
IC400
IC106
IC2A1
R2A2
C2A6
C2A7
C2A3
C133
C2A2
R2A3
R2A1 C2A1
C2A4
R448
R451
R446
R1E3
C237
C238
R2A4
R250
L403
CN103
CN501 CN501
CN105
CN204
CN105
R154
R196
R198
R195
C109
IC100
1.DEBUG2
2.DEBUG1
3.DEBUG0
4.RESET
5.GND
3.3V
RXD
TXD
GND
L2C1
C1
16
CN204
C102
CN102
L102
R1G3
R1G4
R1G2 R1G1
R1G5
R1A1 R1
16
C134
C1B
JK251
R288
R259
R298
D271
R287
R297
R296
R267
Q279
Q280
Q278
Q285
Q283
Q286
Q272
Q273
Q284
Q282
Q281
Q274
Q275
Q276
Q277
L284
L287 L289 L285 L291
L281
L280
L279
L278
L277
L273
L276
L274
L272
L271
R286
R265
R266
R262
R295
R285
R289
R290
R269
R299
R272
R270
R260
R276
R278
R281
L290 L286 L288
D272
JK252
C274
C286
C273
C299
C285
C278
C275
C272
C271
C284
Q271
R283
IC255
R274
R280
R275
R277
L275
R279
C276
C280
C290
C289
C288
C279
C281 C282
R284
JK250
IC250
1. 5V
3. GND
5. MCLK
7. BCK
9. DAT A
11 . SDA
2. 5V
4.RESET
6.GND
8.RLCK
10.SCL
CN103
1. MIC INPUT
9. DGND
13. PTB R
11 . PTB L
7. VCC50
5. VCC50
3. MIC DET
2. AGND
12. AGND
10. USB P
8. USB N
6. VCC50
4. VCC50
IC850
R142
1. TX2+
3. TX2-
7. TX0+
9. TX0-
13. CEC
15. SCL
19. HP DET
4. TX1+
6. TX1-
10. TXC+
12. TXC-
16. SDA
18. 5V
2. GND
5. GND
8. GND
11. GND
17. GND
14. RESERVE
1. RX2+
3. RX2-
7. RX0+
9. RX0-
13. CEC
15. SCL
19. HP DET
4. RX1+
6. RX1-
10. RXC+
12. RXC-
16. SDA
18. 5V
2. GND
5. GND
8. GND
11. GND
17. GND
14. RESERVE
Main board (forward side)
( Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) )
LD314
LD303
R380
W325
LD302
VR301
LD301
LD313
R399
LD312
R378
C3A4
C3A3
R381
R382
R396
SW302
R395
W326
W328
W301
LD31
1
SW303
R383
R394
LD310
SW305
R385
LD309
R393
W319
W329
W314
R392
R391
SW306
SW304
SW307
LD308
LD306
LD304
LD305
LD307
R386
R384
R387
R388
R390
R389
RC01
C304
R341
R332
C302
TP319
TP318
TP317
TP329
TP321
TP335
TP336
TP332
TP333
TP334
TP327
TP340
TP324
TP325
TP337
TP338
TP339
TP341
TP326
TP342
TP343
TP323
TP322
TP330
TP331
TP320
TP328
ZD302
W305
W309
W315
W313
R363
R362
R364 R367 R339
R366 R340
R337
C308
IC301
C331
R330
C303
R351
W323
W311
C301
R331
DIS301
W322
C3A2
C313
C307
W302
W312
W321
TP31
1
TP310
CN302
1.ST
-BY
2.PWR-KEY 3.GND
PN331
PN331
C314
W317
W316
W334
Q304
L301
R376
Q305
R377
W327
CN302
1. FL(-)
2. FL(+)
3. VKK
4. 5V_USB
5. DGND
6. STBY
7. VOL_DOWN
8. KEY
9. VOL_UP
10. 5V
11. REMOCON
12. 5.6VA
13. 5.6VA
14. 6315_STBY
15. TOUCH_DAT
16. 6315_RX
17. TOUCH_RST
18. 6315_CLK
19. TOUCH_CLK
20. NC
W332
W330
W333
W331
C3A1
C309
C310
D301
W304
W308
W324
W307
W303
W306
W320
W318
W310
R379
R398
R397
Q303
T
imer board
( Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) )