Sony VPL-PX32 Service Manual page 103

VPL-PX32
K(AUDIO AMP)
IC2900
CN2900 AUDIO AMP
1 L/R
1 R IN R OUT 10
9
3 SP-MUTE
2 INV.INR L OUT 8
TO
QA BOARD
4 INV.INL
CN809
Q2900,2901
SP-MUTE
CN2901
1 AUDIO +B
11
TO
GA BOARD
CN2105
KS(SUB AUDIO AMP)
IC2950
CN2951 AUDIO AMP
4 L
9 IN-L L-OUT 2
8 FB
7 R
12 IN-R R-OUT 19
10 13 FB
Q2950,2951
9 SP-MUTE
TO SP-MUTE
IC2951
QA BOARD
CN810 1 AUDIO+B
VCC VCC
K, KS, H K, KS, H
MAIN+ D3500,3501
D3506,3508
MAIN D3510,3515
MAIN-
D3520,3523
D3525,3526,3528
D3532
D+5V
KEY MATRIX
S3500-3507
KEY MATRIX
S3508,3509
S3512-3515
CN2952
L SP+ 1 1 L SP+
L SP- 2 2 L SP-
SW
R SP+ 3 3 R SP+
R SP- 4 4 R SP- Q3542 R
CN3502
1 L SP+
L 2 L SP-
CN3503
1 R SP+
R 2 R SP-
6-11 6-11
Q3540
SW
Q3541 CN3500
LIGHT ON 1
SW
P.SAVE LED 2
D3541
LAMP LED 3
D3540
TEMP LED 4
D3543
POWER LED 5
12
KEY0 6
TO
Y BOARD
KEY1 7 CN3001
SUB+5V 9
D+5V 10
12
D3509 D3507
G
D3529 D3527
D3544
ON/STBY
H(CONTROL PANEL)
K, KS, H BLOCK