Sony KLV-21SG2 Service Manual page 14

LINE MUTE
Q7400
Y/PB/PR,CCP SW,VID
IC7003
Y/C
AUDIO CONTROL
L
3
BASS/TREBLE
R
5 VOL LOUD/ ATT
10 11
TO A-1
Y/CB/CR
SDA_B_5V
SCL_B_5V
L/R
V3/LV3/RV3
IC2802
SW
1
LV3
7
3
5
2 4
IC2801
SW
1
RV3
7
3
5
2 4
J9002
L
AUDIO
R
COMPONENT
INPUT2
J9003
Y
PB
PR
IC7400
COMPARATOR
3
1
2
AUDIO L
6
7
5
AUDIO R
IC7002
HP AMP
5
7
6
3
1 Q7011
Q7401
2
Q7001,7002 HP MUTE
MUTE
Q7005,7006
MUTE
IC7011
IC7009 AP
COMPARATOR
5
13 7
6 42 INL OUTL 30
14
AUDIO L
3
1
2 41 INR OUTR 29
AUDIO R
MODE
22 23 26
2
3
IC7004
FILTER W
6
5
3
2
IC7005
FILTER W
6
5
Q7003
9V
V3
IC2505
AV SW2
CROUT
25
CBOUT
26
YOUT
27
PR2
41 IN2-1
PB2
42 IN2-2
20 X2502
Y2
43 IN2-3 4MHz
SCL 30 SCL_B_5V
SDA 31 SDA_B_5V
VOUT 23
Q2558,Q2559
LEVEL SHIFT
HOUT 22
2
1 5
3
6
12 13
CLAMP SW 17
11
YG IN 16
Q2502,Q2503
IC2506
A1-2
(AV SW,AUDIO AMP)
IC7006
MIX
IC7007
AUDIO AMP
5
7 5 IN+ AUDIO L
OUT2 8
6
AUDIO R
3
1 1 INV2+ OUT1 10
2
3
1
SP MUTE
7
Q7007,7005
1
P_MUTE
7
Q7019 Q7018
Q70020
2
1
CSW H
CSW V
4 9
10
8
SYNC
J7400
L
R
CN7001 CN7601
1 HP-GND 1
AUDIO R
2 HP-R 2
3 HP-L 3
HP DET
4 HP-DET 4
H2
(HEADPHONE)
SRS
CN2802
2 D-PR
R-Y
4 D-PB
B-Y
6 D-Y
Y
8 VID
10 MSAU R
12 MSAU L
14 CLAMP GATE
G
15 SYNC ON
16 CCP SW
TO B-1 BOARD
17 CSW M
CN1005
18 CSW V
19 AU SW2
20 AU SW1
21 SRS
22 HP DET
23 NC
24 SP MUTE
25 HP MUTE
SPEAKER
CN7002
AUDIO R
1 SP R OUT
L
2 SP R GND
AUDIO L
3 SP L OUT
R
4 SP L GND
J7601
HEADPHONE
AUDIO L
KLV-21SG2 (UC) 3-2