Sony KLV-23HR2 Service Manual page 18

LINE MUTE
Q7400
D-Y/PB/PR,CCP SW,VID
IC7003
Y/C
AUDIO CONTROL
L
3
BASS/TREBLE
R
VOL LOUD/ ATT
5
TO A-1
Y/CB/CR OUT
SDA_B_5V
SCL_B_5V
L/R
V3/LV3/RV3
IC2802
SW
J9001
1
7
L
3
AUDIO
5
R
2 4
IC2801
SW
J9002
1
L 7
3
AUDIO
R 5
2 4
COMPONENT
INPUT2
Y
PB
PR
IC7400
COMPARATOR
3
1
2
AUDIO L
6
7
5
AUDIO R IC7002
HP AMP
5
7
6
3
1
Q7401
2
Q7001,7002
MUTE
Q7005,7006
MUTE
IC7011
IC7009 AP
COMPARATOR
5
13 7
6 42 INL OUTL 30
14 AUDIO L
3
1
10 11 2 41 INR OUTR 29
AUDIO R
MODE
22 23 26
IC7004
FILTER W
IC7005
FILTER W
LV3
Q7003
9V
V3
IC2505
AV SW2
PR CROUT
33 IN1-1 25
PB CBOUT
34 IN1-2 26
Y YOUT
35 JIN1-3 27
PR2
41 IN2-1
RV3
PB2
42 IN2-2
20 X2502
Y2
43 IN2-3 4MHz
SCL 30 SCL_B_5V
SDA 31 SDA_B_5V
VOUT 23
HOUT 22
2
3
12
CLAMP SW 17
YG IN 16
Q2502,Q2503
A-2
(AV SW,AUDIO AMP)
Q7011
HP MUTE
IC7007
AUDIO AMP
4 IN+
AUDIO L
OUT2 12
11
AUDIO R
2 INV2+ MUTE TC 8
5 MUTE 11
2
1
3
6
7
5
Q7007
3
1
2
6
7
5
1
CSW H
Q2558,Q2559
CSW V
LEVEL SHIFT
1 5
4 9
10
6
8
SYNC
13
11
IC2506
J7O04
CN7001 CN7601
1 HP-GND 1
2 HP-R 2
3 HP-L 3
HP DET
4 HP-DET 4
H2
WF
SRS
SP MUTE
CN3002
2 D-PR
4 D-PB
6 D-Y
8 VID
10 MSAU R
12 MSAU L
14 CLAMP GATE
15 SYNC ON
16 CCP SW
17 CSW M
18 CSW V
19 AU SW2
20 AU SW1
21 SRS
22 HP DET
23 NC
24 SP MUTE
25 HP MUTE
CN7002
AUDIO R
1 SP R OUT
2 SP R GND
AUDIO L
3 SP L OUT
4 SP L GND
5 SP W OUT
6 SP W GND
J7601
HEADPHONE
AUDIO R
AUDIO L
(HEADPHONE)
G
TO B BOARD
CN1005
SPEAKER
L
R
W
KLV-23HR2 (UC) 3-2