JVC LT-Z37EX6 Service Manual page 97

DIGITAL PWB CIRCUIT DIAGRAM (5/16) SHEET 11
SHEET16
EXT3DON
MAIN_CCD
SHEET21
SUB_CCD1
BS_LOUT
BS_ROUT
SHEET18 BS_YOUT
BS_COUT
ML
MR
MR_1
C6221
OPEN
CH
ML_1
C6222
OPEN
CH
BS_COUT_1
C6223
OPEN
CH
BS_YOUT_1
C6224
OPEN
CH
BS_ROUT_1
C6225
OPEN
CH
BS_LOUT_1
C6226
OPEN
CH
ILA CN012
OPEN
DIN_DR
GND
DIN_DL
GND
CmpVS
CmpHS
GND
GND
GND
GND
CLPH_Y2G
FBMIN
CLPH_Y1V
GND
GND
OPEN
SUB_VY
RYMINGND
RYMIN
BYMINGND
BYMIN
YMIN_GND
YMIN
GND
BS_LOUT
GND
BS_ROUT
GND
BS_YOUT
GND
BS_COUNT
GND
ML
GND
MR
LCD
CN002
QGF0508C2-40W
MR
GND
ML
GND
BS_COUT
GND
BS_YOUT
GND
BS_ROUT
GND
BS_LOUT
GND
YMIN
YMIN_GND
BYMIN
ANALOG PWB
BYMIGND
RYMIN
ASS'Y(1/6)
RYMINGND
SUB_VY
CN002
GND
(SHEET1)
GND
CLPH_Y1V
FBMIN
CLPH_Y2G
GND
GND
NC
GND
GND
CmpHS
CmpVS
GND
DIN_DL
GND
DIN_DR
GND
R6306
OPEN R6310
R6307 R6309
OPEN 0
Q6301
R6308
OPEN
R6221
OPEN
LC6221
OPEN
R6222
OPEN
LC6222
OPEN
R6319
R6223
OPEN R6323
OPEN
LC6223
OPEN
R6320 R6322
R6224
OPEN
OPEN 0
LC6224 Q6303
OPEN
R6321
OPEN
R6225
OPEN
R8781
OPEN
LC6225
OPEN
GND BS_5V
R6226
OPEN
LC6226
OPEN R6282
330
SUB_VY_2
GND
Q6202
PNP
R6283
100
GND
BS_5V
R6280
330
YMIN_2
R6201
YMIN 0
Q6201
OPEN
C6201 LC6201 R6281
OPEN
CH OPEN OPEN
GND
R6202
BYMIN 0
C6202 LC6202 BS_5V
OPEN
CH OPEN
R6236
R6203 330
0
RYMIN
R6235
100
C6203 LC6203
OPEN OPEN
CH YMIN_1
Q6203
C6236
2SA1022/BC/-X
0.1/16
GND
R6204 R8796
0
SUB_VY 0 YMIN_4
BS_5V
C6204 LC6204
OPEN
CH OPEN
R6239
330
R8797
R6206
0
OPEN BYMIN_4
R6238
C6206 LC6206 100
OPEN
OPEN
CH
BYMIN_1
Q6204
C6237
2SA1022/BC/-X
0.1/16 R8798
GND
0
RYMIN_4
BS_5V
R6242
330
R6241
100
RYMIN_1
Q6205
2SA1022/BC/-X C6238
0.1/16
GND
BS_5V
R6245
330 R8799
0
SUB_VY_4
R6244
100
C6239
0.1/16
Q6206
R6207
2SA1022/BC/-X
0
GND
C6207 LC6207
OPEN CH OPEN
R6209
0
C6209 LC6209
OPEN CH OPEN
R6210
OPEN
C6210 LC6210
OPEN
OPEN CH
R6208
R6211 OPEN
0
C6208 LC6208
R6212
OPEN 0
CH OPEN
R6213
OPEN
C6212 LC6212
OPEN CH OPEN
R6214
0
C6213 LC6213
OPEN CH OPEN
R6215
0
C6214 LC6214
OPEN OPEN
CH
R6216
DIN_DL_1
0
LC6215 R6297 R6298
C6215
0 0
OPEN
OPEN CH
R6217
DIN_DR_1
0
C6216 LC6216
OPEN CH OPEN
GND
DIGITAL
SHEET10
INPUT
BLOCK
R6314
0
IC6301
Q6302
C6303 R6318
2.2k SN74AHCT1G08V-X
0.1 HN1C0FX/Y/-X OPEN
R6311 B1 VCC A
OPEN
B
C6302
R6317
OPEN Y GND
0
PNP
GND
R6327
0
C6308
IC6302
0.1 Q6304 R6331
2.2k
SN74AHCT1G08V-X OPEN
HN1C01F/Y/-X
B1
B1
R6324 VCC A GND
OPEN
C6307 B
OPEN
R6330
Y GND
0
PNP
GND
BS_5V
K6250
NRSA02J-0R0X
B1 C6250
10 /10
C6251
0.1/16
IC6250
UPC5702GS-027-X
CLUMP1
CLUMP4
R6332
VCC VCC
OPEN R6333 OPEN
OUT1 OUT4
R6278
GND GND
OPEN
PWM1 PWM4
DCLUMP1
DCLUMP4
GND GND
R6279
CLUMP2
0
CLUMP3
VCC VCC
OUT2 OUT3
GND GND
PWM2 PWM3
R6296
0
R6252 0
C6252
1
B1 YMIN_5 YMIN_6
R6254 150
R6295 R6256 0
0 C6253
1
BYMIN_6
B1 BYMIN_5
R6258 150
R6294
R6260 0
0 C6254
1
B1 RYMIN_5 RYMIN_6
R6262 150
R6250
OPEN
R6264 0
Q6250
NPN R6248
NRSA63D-223X
SUB_VY_6
D6302
R6266 220
MA111-X
Q6251
NPN
C6249
R6337 1
10K
C6255 R6335
1 NRSA63D-221X
SUB_VY_5 GND
B1
SHEET16
(No.YA462)2-27 2-28(No.YA462)
DIGITAL PWB ASS'Y(5/16)
SFL0D361A-H2 [LT-Z37EX6]
SFL0D364A-H2 [LT-Z37EX6/A,LT-Z37EX6/S]
SFL0D361A-BK [LT-Z37EX6/B]
IC6001
BS_5V
L6266 L6256 L6255 L6265
JCC5060
*1 OPEN OPEN *1
C6294 C6295
NBZ0007-107X
NBZ0007-107X
ADY2G_DVDD ADCY2G
B1 B1
C6268
R6291
0.1/16
47K C6296 C6297
ADY2G_DGND ADCY2G
10 /10 10 /10
ADY2G_AVDD1 ADCY2G
L6257
GND R6230
K6261 ADY2G_AVDD2 ADCY2G
0
OPEN
NQR0489-002X
R6292 ADY2G_IN ADCY2G
C6298 ADY2G_IN C6269 OPEN
47k
OPEN
ADY2G_IB ADCY2G
R6268
GND
2.4k
0.5%
ADY2G_IBG ADCY2G
GND B1
ADY2G_VRT ADCY2G
C6273
ADY2G_VRB ADCY2G
0.1/16
ADY2G_VCOM ADCY2G
K6265
NRSA02J-0R0X
ADY2G_AGND1 ADCY2G
C6230
ADY2G_AGND2 ADCY2G
OPEN
PWM_Y2G
PWM_Y2G ADCY2G
CLPH_Y2G
CLPH_Y2G ADCY2G
ADC1B_DVDD ADCC1B
C6274
K6262
0.1/16
OPEN
ADC1B_DGND ADCC1B
ADC1B_AVDD1 ADCC1B
R6231 L6258
ADC1B_AVDD2 ADCC1B
0 OPEN
ADC1B_IN
ADC1B_IN ADCC1B
OPEN
C6275
ADC1B_IB ADCC1B
R6269
K6272 2.4k
0.5%
*1
B1 ADC1B_IBG ADCC1B
ADC1B_VRT ADCC1B
C6279
ADC1B_VRB ADCC1B
0.1/16
ADC1B_VCOM ADCC1B
K6266
NRSA02J-0R0X
2SC3837K/NP/-X
ADC1B_AGND1 ADCC1B
C6231
BS_5V
ADC1B_AGND2 ADCC1B
PWM_C1B OPEN
PWM_C1B ADCC1B
CLPH_C1B
C6217 C6218
CLPH_C1B ADCC1B
.1 .1
ADC2R_DVDD ADCC2R
C6280
0.1/16
GND
R6253 GND ADC2R_DGND ADCC2R
ADC2R_AVDD1 ADCC2R
10K PWM_Y2G
Q6211 L6259
K6263 R6232
ADC2R_AVDD2 ADCC2R
NQR0489-002X 0 OPEN
R6255 ADC2R_IN ADCC2R
CLPH_Y2G
ADC2R_IN C6281 OPEN
ADC2R_IB ADCC2R
4.7k ADY2G_IN
R6270
R6257 2.4k
PWM_C1B
0.5%
ADC2R_IBG ADCC2R
10K Q6212
B1
ADC2R_VRT ADCC2R
C6285
R6259 ADC2R_VRB ADCC2R
CLPH_C1B 0.1/16
ADC2R_VCOM ADCC2R
4.7k ADC1B_IN
K6267
R6261
PWM_C2R NRSA02J-0R0X
ADC2R_AGND1 ADCC2R
10K Q6213 C6232
ADC2R_AGND2 ADCC2R
PWM_C2R OPEN
R6263 PWM_C2R ADCC2R
CLPH_C2R
CLPH_C2R
CLPH_C2R ADCC2R
4.7k ADC2R_IN
R6265 ADY1V_DVDD ADCY1V
PWM_Y1V
C6286
10k 0.1/16
Q6214
ADY1V_DGND ADCY1V
R6267 ADY1V_AVDD1 ADCY1V
CLPH_Y1V
L6260
K6264 R6233
ADY1V_AVDD2 ADCY1V
4.7k 0
NQR0489-002X OPEN
ADY1V_IN ADCY1V
ADY1V_IN ADY1V_IN OPEN
C6287
ADY1V_IB ADCY1V
R6271
2.4k
GND
0.5%
B1 ADY1V_IBG ADCY1V
ADY1V_VRT ADCY1V
C6291
ADY1V_VRB ADCY1V
CH CH CH CH
0.1/16
ADY1V_VCOM ADCY1V
K6268
NRSA02J-0R0X
ADY1V_AGND1 ADCY1V
C6233
ADY1V_AGND2 ADCY1V
OPEN
PWM_Y1V
PWM_Y1V ADCY1V
CLPH_Y1V
CLPH_Y1V ADCY1V
R6284 0
HD_A2 A2
VD_A2 A2
VCC3D
R6285 0
C6235 C6234 R6272
OPEN OPEN OPEN
FB ADC
GND GND
R6273
OPEN
R6218 R6219 R6275
GND
CLK_A2 A2
OPEN 0 0
CLK_HPLL0 A2
FD_A2 A2
R6276
GND 0
27M_CLK_A1
CLK_A1 A1
VCC3D
R6299 R6274
L6254 22 22
NRSA02J-0R0X
27M_CLK_A1_0
B1
C6292
X6250
OPEN VDD OUT
NAX0580-001X
EN/DL GND
GND
SHEET22
SHEET10
YMIN_EAD
SHEET10
BYMIN_EAD
RYMIN_EAD
SHEET7,10,16,20
LB_POW
SUB CPU/
A-D CONVERT / YC SEP./
CHROMA DEMOD./
FORMAT CONVERT/
Enhancer / NR