JVC LT-52GZ79 Service Manual page 35

DIGITAL PWB CIRCUIT DIAGRAM (2/12)
DIGITAL PWB(9/12)
MAIN_CCD
R6221
MR_1 OPEN
C6221 LC6221
OPEN OPEN
CH
R6222
ML_1 OPEN
C6222 LC6222
OPEN CH OPEN
BS_COUT_1
R6223
OPEN
C6223 LC6223
OPEN OPEN
CH
BS_YOUT_1 R6224
OPEN
C6224 LC6224
OPEN OPEN
CH
BS_ROUT_1 R6225
OPEN
C6225 LC6225
OPEN
OPEN CH
R6226
BS_LOUT_1 OPEN
C6226 LC6226
OPEN OPEN
CH
CN012
OPEN GND
DIN_DR 1
GND 2
DIN_DL 3
GND 4
ILA
CmpVS 5
CmpHS
6
GND 7
NC 8
GND 9
NC 10
NC 11
GND 12
NC 13
GND 14
CLPH_Y2G 15
FBMIN 16
CLPH_Y1V 17
NC 18
GND 19
OPEN 20
NC
GND 21
SUB_VY 22
RYMINGND 23
RYMIN 24
BYMINGND 25
BYMIN 26
YMIN_GND 27
28
YMIN
GND 29
BS_LOUT 30
GND 31
BS_ROUT 32
GND 33
BS_YOUT 34
GND 35
36
BS_COUNT
GND 37
ML 38
GND 39
MR 40
CN002
QGF0508C2-40W
MR 1
GND 2
ML 3
LCD
GND 4
BS_COUT 5
GND 6
BS_YOUT 7
8
GND
BS_ROUT 9
GND 10
BS_LOUT 11
GND 12
YMIN 13
YMIN_GND 14
BYMIN 15
BYMIGND 16
RYMIN 17
RYMINGND 18
SUB_VY 19
ANALOG PWB(2/6)
GND 20
21
NC
CN002
GND 22
NC 23
CLPH_Y1V 24
FBMIN 25
CLPH_Y2G 26
GND 27
NC 28
29
GND
NC 30
NC 31
GND 32
NC 33
GND 34
CmpHS 35
CmpVS 36
37
GND
DIN_DL_1
DIN_DL 38
GND 39
DIN_DR_1
DIN_DR 40
GND
R6306
C6303 Q6302 R6314
OPEN R6310
0.1/16 IMX1-XW 0
2.2k
OR HN1C01F/Y/-X
R6311
R6309 B1
R6307 OPEN
OPEN 0
C6302
OPEN
R6308
OPEN
Q6301
PNP
R6319 Q6304 R6327
C6308
OPEN R6323 IMX1-XW
0.1/16 0
2.2k OR HN1C01F/Y/-X
R6324
B1
R6320 R6322 OPEN
OPEN 0
C6307
OPEN
R6321
OPEN
Q6303
PNP
R6201
YMIN
0
C6201 LC6201
OPEN OPEN
CH
BS_5V
R6202
BYMIN 0 BS_5V2
K6251
C6202 LC6202 NRSA02J-0R0X
OPEN OPEN
CH
R6236
R6203 330 C6317
10/10
RYMIN 0
B1
R6235 100
C6203 LC6203
OPEN CH OPEN
YMIN_1 GND
Q6203
2SA1022/BC/-X C6236
R6204 OR 0.1/16
SUB_VY 0 GND C6252
RT1A3906-X
1/16
C6204 LC6204 BS_5V2 YMIN_4 B1 YMIN_5
OPEN OPEN
CH
C6253
R6239
1/16
330
BYMIN_4 B1 BYMIN_5
R6206
OPEN R6238 100
C6206 LC6206 BYMIN_1
OPEN OPEN
CH Q6204
2SA1022/BC/-X C6237
C6254
0.1/16
OR RT1A3906-X
GND 1/16
B1 RYMIN_5
BS_5V2
R6339
OPEN
R6242
Q6250
330
NPN
R6241 100
RYMIN_1
Q6205
2SA1022/BC/-X
OR RT1A3906-X C6238
RYMIN_4
0.1/16 Q6251
GND NPN
BS_5V2
R6338
OPEN
R6282
330
SUB_VY_2
R6283 100 C6255
C6318 1/16
R6207 SUB_VY_4 ASIG_A033
0.1/16
0
Q6202 B1
PNP
C6207 LC6207
OPEN CH OPEN GND
BS_5V2
R6208
0
C6208 LC6208
R6245
OPEN CH OPEN 330
R6209
0 R6244 100
C6239
C6209 LC6209
0.1/16
OPEN CH OPEN
Q6206
2SA1022/BC/-X
R6210 C6315
OR RT1A3906-X
OPEN GND OPEN
C6210 LC6210
OPEN
OPEN CH R6211
GND
OPEN
R6212
OPEN
R6213
OPEN
C6212 LC6212
OPEN CH OPEN
R6214
0
C6213 LC6213
OPEN OPEN
CH
R6215
OPEN
C6214 LC6214 NQR0646-001X
OPEN CH
R6216
0
C6215 LC6215
OPEN CH OPEN
R6217
0
C6216 LC6216
OPEN
OPEN CH
GND
DIGITAL PWB(1/12)
DIGITAL INPUT
BLOCK
(No.YA665<Rev.001>)2-21
DIGITAL PWB ASS'Y (2/12)
SFL0D403A-H2 [LT-52GZ79, LT-52GZ79/E]
SFL0D403A-H8 [LT-52GZ79/BA]
SFL0D404A-H2 [LT-52GZ79/S]
IC6301
R6318
TC7SET08F-X OPEN
VCC A
B
R6317
Y GND
0
GND
IC6251
ADA3V_004
BS_5V
L6266
*5
IC6302
R6331
TC7SET08F-X OPEN
C6294
B1 NEX60JM-227X
5 4
B1 B1
GND
VCC A
B C6296 C6297
R6291
10 /10 10 /10
R6330 47K
Y GND GND
0
1 2 3
R6292 C6298
47k OPEN
GND
GND
GND
ADA3V BS_5V ADA3V BS_5V
BS_5V
ADY2G_INN
K6250
NRSA02J-0R0X
B1 C6250 BS_5V_010
10 /10
C6251
0.1/16 ADC1B_INN
IC6250
ADA3V BS_5V ADA3V BS_5V
UPC5702GS-027-X
CLUMP1
CLUMP4
VCC VCC
R6332 R6333
OUT1 OUT4
OPEN OPEN
GND GND
R6278
ADC2R_INN
PWM1 PWM4 OPEN
DCLUMP1
DCLUMP4
GND GND
R6279
CLUMP2
OPEN
CLUMP3
VCC VCC
ADY1V_INN
OUT2 OUT3
GND GND BS_5V
Q6211
PWM2 PWM3
2SC3837K/NP/-X C6323
C6217 C6218
OR 2SC5477-X 0.1/16 0.1/16 10/10
B1
C6319
R6252 0.1/16
0 R6253
GND GND GND
10k PWM_Y2G
R6254
YMIN_6
150 R6255 GND
Q6213 CLPH_Y2G
4.7k 2SC3837K/NP/-X
R6256 ADY2G_IN
0 R6257 OR 2SC5477-X
10k Q6212 PWM_C1B
R6258
BYMIN_6 2SC3837K/NP/-X
OR 2SC5477-X
150 R6259 GND
CLPH_C1B
4.7k ADC1B_IN
R6260
0 R6261
PWM_C2R
R6262 10k C6322
RYMIN_6
0.1/16
150 R6263 GND
ADA3V CLPH_C2R
4.7k ADC2R_IN
R6264
0 R6265
PWM_Y1V
10k
R6266
SUB_VY_6
R6267
D6301 220 4.7k
CLPH_Y1V
*4
C6249
1 /10
B2 B2 B2 B2 B2 B2 B2 B2
R6343
R6284
OPEN 0
R6285
IC6303
OPEN
VCC3D C6235 C6234
TC7SH86FU-X
OPEN OPEN
R6342
0
VCC3D_001
B VCC GND GND
C6313
A
0.1/16
GND Y GND
GND
GND
VCC3D
C6314 R6345
OPEN OPEN
GND
B1
C6292
OPEN
GND
DIGITAL PWB(4/12) DIGITAL PWB(1/12)
2-22(No.YA665<Rev.001>)
ASSY NO. - MODEL LIST
SFL-0D393A ... LT-42GZ78A
LT-42GZ78BA
LT-42GZ78TA
SFL-0D394A ... LT-42GZ78SA
SFL-0D395A ... LT-47GZ78A
LT-47GZ78BA
LT-47GZ78TA
SFL-0D396A ... LT-47GZ78SA
SFL-0D397A ... LT42GZ78NASK
SFL-0D398A ... LT47GZ78NASK
SFL-0D403A
... LT-52GZ79A
LT-52GZ79EA
LT-52GZ79BA
SFL-0D404A ... LT-52GZ79SA
SUB CPU/A-D CONVERT/
ADA3V
YC SEPARATE/CHROMA DEMOD./
FORMAT CONVERT/ENHANCE/NR/
JCC5068
L6265
RGB PROCESS/OSD MIX
*5
IC6001
C6295
NEX60JM-227X ADA3V_001
115 ADY2G_DVDD ADCY2G
C6268
JCC5068
0.1/16
236 ADY2G_DGND ADCY2G
R6293 OPEN
IC6001
R6290 OPEN 677 ADY2G-ADD1 ADCY2G
ADY2G_INN ADCY2G
552
K6271 R6230
641 ADY2G_AVDD2 ADCY2G
*5 0
C6269 651
455 ADY2G_IN ADCY2G
ADY2G_IN OPEN
652
ADY2G_IB ADCY2G
R6268 640
653
2.4k
0.5%
654
B1
551 ADY2G_IBG ADCY2G
L6257 655
NRSA63J-0R0X
116 ADY2G_VRT ADCY2G
C6273 656
237 ADY2G_VRB ADCY2G
0.1/16
657
ADY2G_VCOM ADCY2G
350
658
CH
349 ADY2G_AGND1 ADCY2G 659
C6230
ADY2G_AGND2 ADCY2G
454 660
PWM_Y2G 22p
242 PWM_Y2G ADCY2G 661
CLPH_Y2G
458 CLPH_Y2G ADCY2G 662
ADC1B_DVDD ADCC1B 663
467 GND
C6274
0.1/16 664
4 ADC1B_DGND ADCC1B
K6272 R6301 OPEN 665
649 ADC1B_AVDD2 ADCC1B
*5 R6300 OPEN
666
6 ADC1B_INN ADCC1B
R6231 667
365 ADC1B_AVDD1 ADCC1B
0
ADC1B_IN C6275 668
133 ADC1B_IN ADCC1B
OPEN 669
364 ADC1B_IB ADCC1B
R6269
670
2.4k
0.5% 671
B1 563 ADC1B_IBG ADCC1B
L6258
672
NRSA63J-0R0X
468 ADC1B_VRT ADCC1B
C6279 673
ADC1B_VRB ADCC1B
5
0.1/16 674
253 ADC1B_VCOM ADCC1B
675
CH
ADC1B_AGND1 ADCC1B 676
132
C6231
252 ADC1B_AGND2 ADCC1B
PWM_C1B 22p
131 PWM_C1B ADCC1B
CLPH_C1B 679
251 CLPH_C1B ADCC1B
GND 680
456 ADC2R_DVDD ADCC2R
C6280
681
0.1/16
ADC2R_DGND ADCC2R 682
553
R6303 OPEN
678 ADC2R_AVDD1 ADCC2R 683
R6302 OPEN
ADC2R_INN ADCC2R
554 684
R6232
643 ADC2R_AVDD2 ADCC2R 685
0
ADC2R_IN C6281
457 ADC2R_IN ADCC2R 686
OPEN
ADC2R_IB ADCC2R 687
R6270 119
2.4k
688
0.5%
B1
239 ADC2R_IBG ADCC2R 689
L6259
NRSA63J-0R0X
352 ADC2R_VRT ADCC2R 690
C6285
240 ADC2R_VRB ADCC2R 691
GND
0.1/16
ADC2R_VCOM ADCC2R
120 692
CH 693
642 ADC2R_AGND1 ADCC2R
C6232 694
118 ADC2R_AGND2 ADCC2R
22p 695
PWM_C2R
354 PWM_C2R ADCC2R
CLPH_C2R 696
121 CLPH_C2R ADCC2R
ADY1V_IN
697
ADY1V_DVDD ADCY1V
8
C6286 698
0.1/16
367 ADY1V_DGND ADCY1V 699
K6274
ADY1V_AVDD2 ADCY1V
*5 564 700
ADA3V_003 R6304
650 ADY1V_AVDD1 ADCY1V 701
OPEN
469 ADY1V_VRB ADCY1V 702
R6233
C6301
ADY1V_IN 0 0.1/16 703
254 ADY1V_IN ADCY1V
C6287 OPEN 704
135 ADY1V_IB ADCY1V
R6271
2.4k
0.5%
B1 255 ADY1V_IBG ADCY1V 705
L6260
R6305 NRSA63J-0R0X
7 ADY1V_VRT ADCY1V 706
GND GND OPEN
C6291
366 ADY1V_INN ADCY1V 707
0.1/16
K6268 134 ADY1V_VCOM ADCY1V 708
OPEN
CH 709
470 ADY1V_AGND1 ADCY1V
C6289 C6290 C6233 710
0.1/16 OPEN 565 ADY1V_AGND2 ADCY1V
22p
PWM_Y1V 711
PWM_Y1V ADCY1V
249
CLPH_Y1V 712
361 CLPH_Y1V ADCY1V
713
714
715
716
717
GND
718
243 HD_A2 A2
719
123 VD_A2 A2
VCC3D 720
R6272 721
OPEN
FB ADC 722
460
723
R6273
724
OPEN
725
R6218 R6219 R6275
726
244 CLK_A2 A2
OPEN OPEN OPEN
CLK_HPLL0 A2 727
356
728
556 FD_A2 A2
R6276
729
OPEN
GND
27M_CLK_A1
360 CLK_A1 A1
GND
L6254
R6274
OPEN
22
27M_CLK_A1_0
NOTE.
4 3
VDD OUT X6250
NAX0824-002X *4:MA111-X OR 1SS355W-X
EN/DL GND OR
NAX0580-001X *5:NQR0499-001X
1 2
PNP:2SA1530A/QR/-X
OR 2SA812A/5-6/-X
SUB CPU/A-D CONVERT/ NPN:2SC3928A/QR/-X
YC SEPARATE/CHROMA DEMOD./ OR 2SC1623A/5-6/-X
FORMAT CONVERT/ENHANCE/NR/
RGB PROCESS/OSD MIX
DIGITAL PWB(4/12,6/12,7/12)
LB_POW
ggs20019001a_12/4_1/14_0.0