JVC AV-N48P55 Service Manual page 67

Rear projection television
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MAIN PWB CIRCUIT DIAGRAM (2/9) SHEET 2
INPUT-1
INPUT-3
INPUT-2
INPUT-3
OPEN
J2111
QND0121-001
J2111
QND0121-001
D2101
MA8100/M/-X
J2111
QND0121-001
GND
GND
C2102
.01
J2111
QND0121-001
R2102
75
C2103
10
/50
S-VIDEO
R2103
75
GND
GND
GND
GND
C2104
10
/50
R2104
V
75
J2101
QNN0628-001
GND
C2105
2.2
/16
CB1
L
R2105
220k
J2101
QNN0628-001
GND
GND
R
J2102
QNN0629-001
GND
C2106
2.2
/16
CB1
R2106
220k
GND
D2121
MA8100/M/-X
GND
C2123
.01
R2122
J2111
R2123
75
75
QND0121-001
C2124
10
/50
S-VIDEO
GND
GND
GND
J2101
QNN0628-001
C2126
10
/50
V
R2125
R2147
75
OPEN
J2101
C2127
2.2
/16
QNN0628-001
GND
CB1
L
R2126
220k
J2102
GND
QNN0629-001
GND
C2128
2.2
/16
R
CB1
R2127
220k
GND
GND
C2144
10
/50
R2144
R2148
75
OPEN
J2101
QNN0628-001
V
GND
C2145
2.2
/16
CB1
R2145
220k
J2101
GND
QNN0628-001
L
GND
J2102
C2146
2.2
/16
QNN0629-001
R
CB1
R2146
220k
GND
GND
J2111
QND0121-001
R2259
OPEN
GND
R2258
QND0121-001
OPEN
R2261
J2111
OPEN
R2251
GND
OPEN
R2262
OPEN
C2251
R2268
D2251
OPEN
OPEN
OPEN
R2252
Q2251
OPEN
OPEN
GND
GND
GND
GND
R2263
OPEN
R2253
J2121
OPEN
QNN0638-001
R2264
GND
GND
OPEN
D2254
Q2254
OPEN
OPEN
J2121
R2254
QNN0638-001
OPEN
R2265
GND
GND
GND
OPEN
GND
J2121
R2255
OPEN
D2255
QNN0638-001
OPEN
Q2255
GND
OPEN
GND
GND
GND
S1
MAIN PWB ASS'Y (2/9)
SRP-1015A-M2: AV-N48P55/H
D2217
MA8100/M/-X
C1
SRP-1016A-M2: AV-N56P55/H
GND
Y1
D2216
MA8100/M/-X
GND
V1
D2215
MA8100/M/-X
GND
L1
D2218
MA8100/M/-X
GND
R1
D2219
MA8100/M/-X
GND
S2
C2
J1091
AV COMPULINK III
QNS0242-001
D2205
MA8100/M/-X
Y2
D2206
MA8100/M/-X
GND
V2
D2204
MA8100/M/-X
GND
L2
D2212
MA8100/M/-X
GND
R2
D2213
MA8100/M/-X
GND
V3
D2201
MA8100/M/-X
GND
L3
D2209
MA8100/M/-X
GND
R3
D2210
MA8100/M/-X
GND
R2273
R2281
OPEN
OPEN
R2282
CB1
R2274
C2254
OPEN
OPEN
OPEN
CB1
C2261
OPEN
C2252
OPEN
GND
R2275
R2283
GND
OPEN
OPEN
GND
R2284
C2253
C2262
R2276
OPEN
OPEN
OPEN
MON_V
OPEN
Q2253
D2252
OPEN
OPEN
Q2252
OPEN
D2253
OPEN
GND
GND
R2269
OPEN
C2255
MON_L
OPEN
CB1
R2277
OPEN
M_MU
Q2256
CB2
C2256
R2278
OPEN
OPEN
OPEN
R2270
OPEN
CB1
GND
GND
GND
MON_R
C2257
OPEN
(No.YA166)2-7
2-8(No.YA166)
R1097
1k
SHEET 7
COMPU
D1093
MA8082/M/-X
Y1
Y1
C1
C1
GND
V1
V1
R1
R1
S1
S1
L1
L1
SHEET 3
Y2
Y2
C2
C2
V2
V2
L2
L2
R2
R2
S2
S2
V3
V3
L3
L3
R3
R3
MON_V
MON_V
SHEET 3
MON_L
MON_L
M_MU
SHEET 7
M_MU
MON_R
SHEET 3
MON_R
SHEET 3, 9
AV_9V
S1DC
S1DC
MON_C
SHEET 3
MON_C
MON_Y
MON_Y
R2285
C2263
D2259
OPEN
OPEN
OPEN
R2288
OPEN
GND
Q2260
OPEN
D2258
R2286
OPEN
OPEN

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