W+12 - JVC AV-56WP30 Service Manual

MAIN PWB CIRCUIT DIAGRAM [5/12]
COM_Y
COM_YG
AV
SELECTER COM_B
BLOCK
COM_BG
COM_R
COM_RG
W-K1
Y171
X
9V
REGULATOR
BLOCK
5V
MICOM
SCL0
BLOCK
SDA0
BSD_V
HD BSD_H
SYNC
R053 X
BLOCK NTSUBV2
NTSUBH2
R054 X
CN0AE
BSD_Y
BSD_YG
BSD_CB
BSD_CBG
BSD_CR
BSD_CRG
BSD_HS
BSD_VS
BLANKER
R055 R056 R057
X X X
GND
Y_MAIN
C.DECODER
CB_MAIN
BLOCK
CR_MAIN
C134
LC131
1/25
PC V1/V3
NQR0169-001 CF1
R131
PC_Y 0
R143
COMPONENT SW
100
C131
R132
47/25
X
IC301_GND IC131_GND Y
H L
4.6V 4.6V
R133
C138
120
*4 GND
R134
0
PC_PB L 3.2V
4.6V
C132
3.2V
47/25 PB
VCC GND
R135
C139
120
*4 H 3.2V
4.6V
R139
GND
X
PC_PR
4.6V 4.6V
L PR H
R136
C140
C133
0
*4
47/25
IC131
R137
M52055FP-X
R142 X
120
R138 X
MAIN PWB
(5/12)
(COMPONENT SW)
SSB-1053A-M2
No.52007
AV-56WP30 AV-56WP30
AV SELECTER RGB PROCESS BLOCK
BLOCK
SELECTER
BLOCK
Q151
*5
BUFFER
R157
47
MAIN_Y
R017
C135
X R145
1/16
470
CB1
MAIN_YG
YCONP_SW
R195
X CB_SW
C136
Q152
1/16
*5
CB1
R196 X BUFFER
CR_SW R158
0
C137 MAIN_CB
1/16
R146
CB1 R147
X
R197 680
X
MAIN_CBG
R140 R141 R144
2.2K 2.2K *2.2K
Q153
*5
BUFFER
R159
0
MAIN_CR
R148
R149
X 680
MAIN_CRG
Y151
R161
X
2.2k
C149
100/16
C148
.1/25
VCC
C170 X CB1
YIN
C176
R150 X
GND
C171 X CB1
.01
PBIN
C177
R151 X
GND
C172 X CB1 .01
PRIN
C178
R152 X
VCC
C173 1/16 CB1
.01
V1_YIN
R153 220
GND
C174 1/16 CB1
V1_PBIN
R154 220
GND
C175 1/16 CB1 V1_SW
V1_PRIN
R198
270 R199
1k
VAS
Y160
Y102
0 Y154
0
0
Y161
Y101
0
0
Y155
Y162 R166
Y158 0
470
0
0
Y159 Y163
0 0
2-13 2-14
AV
C021 R022
NCF11EZ-105X 100
R021
10k
R020 IC021
47k
H
H TC4W66F-X
R-Y GAIN SW
Q021
*1
INVERTER
R023
100
R024
R025
390
1.8k
Q161
X
BUFFER
R018 R168
R019
X X
X
R170
X
R169
X
R171
X
R172
X
R160
X R173
X
R183
MONSW 100
L1OUT
IC151
L2OUT
R184
R185
MM1519XQ L3OUT
100
100
R174
DVCC
COMPONENT
SW 100
SCL
SDA
R186
ADDRESS
100
DGND
C162
V3_L3 .1/25
V3_L2 C160
100/16
V3_L1
V3_SW R191
R187
X
220k
R188 K151
220k 0
R189
220k
R190
100
C153
X
C154
X
X
C161
X
0
AV SELECTER
BLOCK
No.52007
NOTE
*1 : 2SC2412K/QR/-X
*2 : 2SA1037AK/QR/-X
*3 : 1SS355-X
*4 : QRN143J-0R0X
X : NON MOUNT
MAIN_Y
MAIN_Y
MAIN_YG
MAIN_YG
MAIN_CB
MAIN_CB
MAIN_CBG
MAIN_CBG
MAIN_CR
MAIN_CR
MAIN_CRG
MAIN_CRG
SUB_Y
SUB_YG
SUB_YG
IP
BASE
SUB_CB
BLOCK
SUB_CBG
SUB_CBG
SUB_CR
SUB_CRG
SUB_CRG
Y_SW
HD
SYNC
BLOCK
SELBSD
V1_V3
AV
SELECTER
BLOCK