Sony VPH-G90U Service Manual page 503

CAG (2/3) BOARD
VPH-G90J/G90E/G90U/G90M
A B
BLKG.P+WIDE.P
12V
R502 R521
470 470
C503
:RN-CP :RN-CP
0.1
25V
B:CHIP
C502
47
R504
16V
2.2k
:AL-CP
R503
:RN-CP
220
8.8
:CHIP
Q502
2SA1462
8.2
BUFFER
R505
3.2
B:CHIP
TP501 TP502 4.7k
S_2
S_2 :RN-CP
3.2 D501
(3.1) 1S2837
G
2.5(2.7) DC LEVEL SHIFT
VIDEO OUT
R501 Q501
220
2SA1669
:CHIP
BUFFER
12V
C560
0.1
25V
IC560(1/2)
B:CHIP R571
NJM082BM-T1 1k
2.2
BUFFER :CHIP 1.5
(0) 8
3
1 0(1.9) 2.2
BKG
R560
2
1k :CHIP
R572
4
1k
0
:CHIP
(1.9)
C562
R573
0.1
1k
25V
:CHIP
B:CHIP
-12V R564
1.0k
:RN-CP
1.3
5
7
R567 6
R561 1k 1.0
10k :CHIP
:RN-CP
-6 1.3 IC560(2/2)
C561
(-5.8)
NJM082BM-T1
0.1
BUFFER
25V
B:CHIP R563 Q563
220 2SC2712G
:CHIP BUFFER
-6.5
(-5.5)
R562
10k R566
:RN-CP 10k
:RN-CP
C572
0.1
25V
B:CHIP
WIDE.P
C
CAG (2/3) CAG (2/3)
C513
0.1
25V
+12V
B:CHIP
+12V
R506 R508
C506 680 680
:CHIP :CHIP
0.1
25V C511 C512
B:CHIP R507 R509 10
0.1
680 680 16V
25V
C505 :CHIP :CHIP :TA-CP B:CHIP
0.1 R510
25V
47
:CHIP
3.3
R511
2.9
(3.1)
220
(2.8)
:CHIP
2.9(3)
Q511
2SC3357
OR
D581
1S2837
DC LEVEL SHIFT
D525
C571
1S2837
5V 0.1
25V Q325 PROT
B:CHIP
IC570
TC4W53FU
BKG/BLKG SW
R581 2.2
220
Q581
:CHIP
2SA1462
VDD Q527
OUTPUT
BUFFER
Q551
1.5 1.5 2SC2712G
CH1
2SC3357
INH BUFFER
-1.7
BUFFER
CH2
VEE R526
2.7
2.2k
CONT (2.3)
GND :CHIP
0.2
0 -1.5
0.2(0.1)
(0) (-0.2) (-1.3)
C573
3.2 D527
0.1 -1.5
-5V 25V (-1.6) 1S2837
B:CHIP DC SHIFT
R523 R527
2.2k 10k
-1.7
:CHIP :CHIP
R524
4.7k R525
:CHIP 22k :CHIP
Q525
C525 C526
2SC3545
10 0.1
16V 25V
BUFFER
:AL-CP B:CHIP
Q540
2SA1162
-1.6
BUFFER
R540
:CHIP
-12V
C527
0.1
25V
B:CHIP
10-141 10-141
D E
C515 C514 C516
10 10
0.1
16V 25V 16V
:TA-CP B:CHIP :TA-CP
Q510
2SC3357
OR
11
3.3(3.1)
TP511 TP512
S_3 S_3
D511
1S2837
OR
G1 SIGNAL
D512
UDZ3.9B
DC OFFSET
G
K SIGNAL
TP551
GND
C551
R553 R551
0.1
220 1.2k
25V
:CHIP :CHIP
B:CHIP
-1.2
(-1.1)
R554 R552
1.0k 12k
1/2W :CHIP
:CHIP
C552
0.1
25V
B:CHIP
R541
2.2k
C540
:CHIP
0.1
25V
B:CHIP
-2.2
R542
220 8.2k
:CHIP
-12V
CAG
(2/3)
(GREEN PRE AMP)
B-%SX1640<AEP>-CAG-2
F G
1
2
3
4
5
H