JVC AV-48WP74 Service Manual page 48

MAIN PWB CIRCUIT DIAGRAM (8/12) SHEET 8
HDCP_H
SHEET 4
HDCP_V
SVP
SHEET 6
SHP
SHEET 7
COMSYNCY
SDA0
SHEET 10
SCL0
2-20
Q1231
OPEN
R1232
5.6k
COMSYNCY
R1236
C1233
5.6k
18p
NDC31HJ-180X
GND
SDA0
SCL0
-M2
HDCP_H
HDCP_V
SVP
SHP
SYNC. SEP./
DETECT/
SW
TA1318N
R1233
OPEN
C1232
Q1233
OPEN
OPEN
R1237 R1238 R1239 R1234
OPEN OPEN 5.6k
OPEN
GND GND GND
R1240
Q1232
0
2SB709A/QR/-X
GND
IC1211-3 IC1211-4
[H]
1.6Vp-p
No.52105
SHEET 12
L1211
QQL25CK-100Z
C1213
100 /16
QETN1CM-107Z
R1217
OPEN
R1218
8.2k
C1216
4.7 /16
NCF11CZ-475X
IC1211
GND
GND
C1218
N
1 /16
NCB11CK-105X
R1228
2.2k
IC1211-7
[V]
2µs/div
3.5Vp-p 0.2Vp-p
AV-48WP74
AV-56WP74
GND
C1220 C1221
OPEN OPEN
GND
R1226
10k
R1229
3.3K T
GND
IC1211-13
3.0Vp-