JVC LT-42FX77, Service Manual

Page: 40 / 106

2-28(No.YA564<Rev.001>) (No.YA564<Rev.001>)2-27
DIGITAL PWB ASS'Y (5/17)
SFL0D381A-H2 [LT-42FX77, LT-42FX77/B]
SFL0D381A-BK [LT-42FX77/BA]
SFL0D382A-H2 [LT-42FX77/S]
ggs20012001_0724_1/18_0.0
R8796
C6250
C6254
C6253
C6252
R6339
C6306
C6295
Q6201
Q6202
R6280
R6282
R6281
CN012
CN002
R6275
R6274
L6266
R6276
C6292
X6250
L6254
R8797
C6296 C6297
L6265
C6294
R6279
R6283
Q6211
R6338
IC6301
LC6201 C6201
R6201
LC6202 C6202
R6202
LC6203 C6203
R6203
LC6204 C6204
R6204
R6206
LC6206 C6206
R6318
MAIN_CCD
R6207
LC6207 C6207
R6208
LC6208 C6208
R6213
R6210
LC6210 C6210
LC6209 C6209
R6209
LC6212 C6212
Q6212
Q6213
C6255
Q6214
K6250
C6251
R6266
R6262
R6258
R6254
R6272
R6273
R6259
R6252
R6264
R6260
R6256
R6253
R6265
R6261
R6257
R6255
R6267
R6263
IC6001
R6217
R6317
C6274
LC6216 C6216
LC6215 C6215
R6216
C6275
C6279
C6280
C6281
C6285
C6286
C6289
C6290
C6291
C6268
C6269
C6273
IC6250
R6340
R6215
LC6214 C6214
LC6213 C6213
R6214
C6302
C6311
MR
ML
BS_COUT
BS_YOUT
BS_ROUT
BS_LOUT
R6223
LC6223 C6223
R6224
LC6224 C6224
R6225
LC6225 C6225
R6226
R6292
R6291
C6298
LB_POW
K6268
R6278
K6274
K6272
K6271
LC6226
C6226
R6221
LC6221 C6221
R6222
LC6222 C6222
SUB_CCD1
R8798
R8799
R6293 R6290
R6301 R6300
R6303
R6302
R6304
C6301
R6305
R8781
EXT3DON
IC6302
Q6301
R6307
R6331
C6307
Q6303
R6320
R6321
R6324
R6323
R6319 C6308
Q6304
R6327
R6330
R6309
R6322
C6312
R6308
R6311
R6310
R6306
C6303
Q6302
R6314
R6333
R6332
R6337
R6335
D6301
R6298 R6297
RYMIN_EAD
BYMIN_EAD
YMIN_EAD
R6299
R6284
R6285
C6235 C6234
C6217 C6218
R6230
R6231
C6230
C6231
R6233
R6232
C6232
C6233
Q6250
Q6251
C6249
IC6303
R6342
C6313
R6343
R6346
R6347
C6315
C6314 R6345
R6344
Q6203
Q6204
Q6205
Q6206
R6244
R6211
R6241
R6212
R6238
R6235
R6218
R6236
R6239
R6242
R6245
C6239
C6238
C6237
C6236
R6219
L6257
L6258
L6259
IC6001
C6293
ClampSW
C6247
C6242
R6315
C9625
R6313
R6286 R6287
L6250 L6251 L6252 L6253
C6264 C6265 C6266 C6267
C6257
C6261
C6258 C6259 C6256
C6262 C6263 C6260
R6288
R6250
R6251
C6282
C6276
R6341
R6269
C6277 C6278
D6303
R6270
C6283 C6284
C6288
R6271 C6287
C6270
R6268
C6271 C6272
D6304
R6289
DIN_DL
DIN_DR
C6246
C6241
C6245
C6248
C6243 C6244
IC6251
C9626
Q6208
R6234
R6229
R6228
C6205
C6220
C6240
Q6207
R6227
R6220
R6205
C6211
C6219
Q6210
R6277
R6247
R6316
R6328 R6326 R6329 R6325 C6310 C6309
R6312 C6305 C6304
R6336
D6302
VD_A2_EAD HD_A2_EAD
R6296
R6295
R6294
27M_CLK_EAD
R6248
R6249
625IP MV02
VCCSTB3V
MV01
FBin
FBout
L6260
R6246
C6299
C6300 Q6209
R6243
R6240
R6237
C6228
C6227
C6229
0
10
1
1
1
OPEN
.1/16
OPEN
PNP
330
330
OPEN
OPEN
OPEN
22
*5
OPEN
OPEN
OPEN
0
10 10
*5
OPEN
100
OPEN
OPEN OPEN
0
OPEN OPEN
0
OPEN OPEN
0
OPEN OPEN
0
OPEN
OPEN OPEN
OPEN
0
OPEN OPEN
0
OPEN OPEN
OPEN
OPEN
OPEN
OPEN
OPEN OPEN
0
OPEN OPEN
1
OPEN
0.1/16
220
150
150
150
OPEN
OPEN
4.7k
0
0
0
0
10K
10k
10K
10K
4.7k
4.7k
4.7k
0
0
0.1/16
OPEN
OPEN
OPEN OPEN
0
OPEN
0.1/16
0.1/16
OPEN
0.1/16
0.1/16
0.1/16
OPEN
0.1/16
0.1/16
OPEN
0.1/16
0
OPEN OPEN
OPEN OPEN
0
OPEN
.1/16
OPEN
OPEN OPEN
OPEN
OPEN OPEN
OPEN
OPEN OPEN
OPEN
47k
47K
OPEN
OPEN
OPEN
*5
*5
*5
OPEN OPEN
OPEN
OPEN OPEN
OPEN
OPEN
OPEN
0
0
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
0.1/16
OPEN
OPEN
PNP
OPEN
OPEN
OPEN
PNP
OPEN
OPEN
OPEN
2.2K
OPEN
0
0
0
0
10/10
OPEN
OPEN
2.2K
OPEN
0
OPEN
OPEN
0
*4
0
0
OPEN
OPEN
OPEN
OPEN OPEN
0.1/16 0.1/16
0
0
OPEN
OPEN
0
0
OPEN
OPEN
NPN
NPN
1
OPEN
0
OPEN
OPEN
OPEN
0
OPEN
OPEN OPEN
0
100
OPEN
100
OPEN
100
100
OPEN
330
330
330
330
0.1/16
0.1/16
0.1/16
0.1/16
OPEN
OPEN
OPEN
OPEN
0.1/16
10/10
1/10
OPEN
OPEN
OPEN
390 390
OPEN OPEN OPEN
OPEN OPEN OPEN 12p
OPEN
2.2/10
OPEN OPEN OPEN
2.2/10 2.2/10 2.2/10
390
OPEN
OPEN
0.1/16
0.1/16
0
2.4k
0.1/16 0.1/16
OPEN
2.4k
0.1/16 0.1/16
0.1/16
2.4k OPEN
0.1/16
2.4k
0.1/16
0.1/16
OPEN
1K
1/10
10/10
10/10
1/10
10/10 1/10
OPEN
390
6.8k
3.3k
0.1/16
0.1/16 0.1/16
390 6.8k
3.3k
0.1/16
0.1/16
390
6.8k
4.7K
OPEN OPEN
4.7K 4.7K
OPEN OPEN
4.7K OPEN OPEN
OPEN
*4
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
3.3k
0.1/16
0.1/16
1k
6.8k
3.3k
0.1/16
0.1/16
0.1/16
BS_5V
BS_ROUT_1
YMIN_4
ADC2R_IN
BS_5V
ADY1V_IN
BYMIN_4
ADY2G_IN
ADC1B_IN
BS_5V
SUB_VY_6
YMIN_6
RYMIN_6
BYMIN_6
GND
BS_5V
GND
PWM_C1B
GND
PWM_Y1V
SUB_VY_4
ADA3V
GND
RYMIN_4
CLPH_Y1V
BS_5V
MR_1
BS_YOUT_1
PWM_Y1V
GND
GND
BS_LOUT_1
ML_1
BS_COUT_1
VCC3D
GND
CLPH_C2R
YMIN
27M_CLK_A1
27M_CLK_A1_0
GND
VCC3D
ADY2G_IN
BYMIN
GND
GND
PWM_C2R
GND
CLPH_C1B
PWM_C1B
CLPH_Y2G
PWM_Y2G
GND
BS_5V
GND
SUB_VY_5
ADC1B_IN
RYMIN
ADY1V_IN
GND
SUB_VY_2
YMIN_2
GND
SUB_VY
GND
ADC2R_IN
GND
PWM_Y2G
CLPH_Y2G
GND
ADC2R_INN
CLPH_C1B
GND
PWM_C2R
CLPH_C2R
CLPH_Y1V
GND
ADY2G_INN
ADA3V
GND
BS_5V
RYMIN_5
YMIN_5
GND
ADC1B_INN
YMIN_1
BYMIN_1
RYMIN_1
BS_5V
BYMIN_5
BS_5V
GND
GND
GND
GND
BS_5V
BS_5V
ADA3V
ADA3V
VCC3D
BS_5V
GND
ADA3V
GND
GND
ADY1V_INN
STB3.3V
BS_5V ADA3V
GND
DIN_DL_1
GND GND
DIN_DR_1
SUB CPU/
A-D CONVERT / YC SEP./
CHROMA DEMOD./
FORMAT CONVERT/
Enhancer / NR
SUB CPU/
A-D CONVERT / YC SEP./
CHROMA DEMOD./
FORMAT CONVERT/
Enhancer / NR
SHEET 16
SHEET 21
SHEET 18
OPEN
SHEET 10 SHEET 15
SHEET 22
SHEET 15,16
SHEET 16
SHEET 22
SHEET 10
SHEET 15
SHEET 10
SHEET 7,10,16,20
ANALOG PWB(2/6)
CN002
(SHEET 2)
OPEN
DIGITAL PWB CIRCUIT DIAGRAM (5/17) SHEET 11