JVC AV-48WP34/AHA Service Manual page 85

AV JACK PWB CIRCUIT DIAGRAM [1/3]
J101
QNZ0484-006
S1
J101
VIDEO1
QNZ0484-006
COMPOSITE VIDEO
J101
QNZ0484-001
J101
QNZ0484-006 L
R
J101
QNZ0484-006
COMPOSITE VIDEO
VIDEO2
J101
QNZ0484-006
L
J101
QNZ0484-006
R
J141
QNZ0484-004
J141
QNZ0484-004
VIDEO3
COMPOSITE VIDEO
J141
QNZ0484-004
J141
L
QNZ0484-004
R
COMPOSITE VIDEO
J141
MONITOR OUT
QNZ0484-004
L
J141
QNZ0484-004
R
J101
QNZ0484-006
R101 33k
D101
*10
C102 0.01
D217
C1
R219 0
*10
R102
75 C103 10/50
Y1
R217 0
R103
S2_SW1
75 C101 R220 D220 D216
1/16 R107 150 *10 *10
NCB11CK-105X 0
C104 10/50
V1 R215 0
R104 LC101
D215
75 X
*10
C105
R108
1/50
L1
0 R216 0
C207 D218
R105
X *10
220k
R1
C106 1/50 R218 0
R106
C208 D219
220k
X *10
R211
150
R131
C126 10/50
V2
0 R206 0
D204
R125 LC121 R133
*10
75 X 0
C127
R132
1/50 L2
R207 0
0
C205 D212
X *10
R126
220k
C128 1/50 R2
R209 0
C206 D213
R127
X *10
220k
R141 33k
J141 D141
QNZ0484-004 *10
C142 0.01 C3
R205 0
D203
R142
C143
*10
75
10/50 Y3
R203 0
R143
C141
R213 D211 D202
75
1/16
150 *10 *10
NCB11CK-105X
C144
R147
10/50
0 V3
R201 0
R144
LC141 D201
75
X *10
R148
L3
0 R202 0
C203
R145 D209
C145 1/50 X
220k *10
R3
R204 0
R146
C204 D210
220k C146 1/50
X *10
R263
X
R253
X
R269 X
D254
X Q254
R264 Q256
R254
X X X
X
MUTING
R265 R270
R255
X D255 X
X
X Q255
MUTING
X
No.51914
AV-48WP30
AV-48WP30
S1
C1
Y1
S2_1
Y1_G
V1
V1_G
L1
R1
AV JACK PWB
(COMPOSITE VIDEO INPUT BLOCK)
SSB0J051A-M2
Y011
X
Y012
V_RT X
Y001
D207 X
*10 V2 Y002 Y013
X X
V2_G
Y003 Y014
X X
L2
R2
S3
C3
Y3
S2_3
Y3_G
V3
V3_G
L3
R3
R281
C261 X
X
R282
R283 X
X
5V
R284
C262
X
4.4V MON_V
X
Q253 X
BUFFER
D253
X
MON_L
R277
C255 X
X
M_MU
C256 R278
X X
MUTING
MON_R
C257
X
2-49 2-50
COMPONENT VIDEO INPUT BLOCK
(1/3)
BSD_Y
BSD_YG
BSD_B
BSD_BG
BSD_R
BSD_RG
COM_Y
COM_YG
COM_B
COM_BG
COM_R
COM_RG
BSD_H
BSD_V
V1_V3
COM_G
9V
Y004 Y005
Y1
X X
Y1_G
C1
S2_1
V1
V1_G
R1
S1
L1
V_RT
V2
V2_G
L2
R2
Y3
Y3_G
C3
S2_3
V3
V3_G
L3
S3
R3
MON_V
MON_L
M_MU
MON_R
R_GAIN
R287
X
R285 C263
D259
X X
X R288 NOTE
X
*1 : 2SC2412K/QR/-X
C264
*2 2SA1037AK/QR/-X
:
X
R289
*3 1SS355-X
Q260 X
:
X
2SC3837K/NP/-X
*4
MUTING
:
D258 R286
X X *5 UDZS5.1B-X
R290 R291
:
Q261 X X
*8 UDZS8.2B-X
X
:
MUTING
*9 UDZS9.1B-X
:
*10 UDZS10B-X
X : NON MOUNT
No.51914
BSD_Y
BSD_YG
BSD_B
BSD_BG
BSD_R
BSD_RG
COM_Y
COM_YG
COM_B
COM_BG
COM_R
COM_RG
BSD_H
BSD_V
V1_V3
BSD1
BSD2
BSD3
BSDJ
D11
D12
D13
D31
GND
D32
9V
D33
Y1
Y1_G
C1
S2-1
V1
V1_G
R1
S1
L1
V_RT
CN006
QGB1505K1-40
V2
V2_G
L2
R2
Y3
Y3_G
C3
S2-3
V3
V3_G
L3
S3
R3
AV9V
Mon_V
GND
Mon_L
M_MU
Mon_R
R_GAIN
CN007
QGB1505K1-25