Sony VPH-G90E, Service Manual

Page: 349 / 546

9-13 9-13 VPH-G90E/G90U/G90M
DC, NA DC, NA
4 4 RC ON
CN460 CN196
SUB 6V 3 3
1 1 SIRCS-NA
LED
DRIVE
SIRCS
RECEIVE
2
POWER
D301
D300
STANDBY
NA(SIRCS IN)
4
6
7
1
2
SIRCS-RC
SUB 6V
RC ON
DC PROT
OVER.C
CN191
PROTECT
DET
IC2,Q1
OVER
CURRENT
DET
Q11
50V
OVER
CURRENT
DET
IC3,Q3
-50V
Q7
DET
CURRENT
OVER
1
3
5
7
9
11
V.SUB(R)
V.SUB(G)
V.SUB(B)
H.SUB(R)
H.SUB(G)
H.SUB(B)
CN190
DD BOARD(2/2)
1,2
3
10,11
+50V
+15V
-50V
CN192
GB BOARD
M
19
23
24
V(R)
1
3
5
7
CN193
H.SUB(R)OUT
V.SUB(R)OUT
V.SUB(R)RET
H.SUB(R)RET
H.SUB(G)RET
V.SUB(G)RET
V.SUB(G)OUT
H.SUB(G)OUT
CN194
7
5
3
1
V(G)
17
14
18
H.SUB(B)RET
V.SUB(B)RET
V.SUB(B)OUT
H.SUB(B)OUT
CN195
7
5
3
1
V(B)
6
9
5
2
POWER
ON
DELAY
-50V
Q2
IC1
V SUB DRIVER
H SUB DRIVER
IC4
2
5
9
6
H(B)
18
14
17
H(G)
H(R)
24
23
19
Q12
-50V
DELAY
ON
POWER
DC(SUB OUT)
50V
15V
-50V
42
66
YA BOARD(1/4)
65
YA BOARD(4/4)
GB BOARD
SUB DY(R)
SUB DY(G)
SUB DY(B)