Read Sony KLV-L23M1 Service Manual online
KLV-L23M1 (AEP) 3-1
3-1. BLOCK DIAGRAMS
SECTION 3
DIAGRAMS
TV
LTV
RTV
V3
63
15
LOUT1
ROUT1
52
54
V2
8
IC2501
AW SW
10
9
13
12
TU
R
J9001
L
R
J9002
3
4
1
2
L
R
V
J7701
C
AV5
Y
Y
PB/CB
PR/CR
AV4
S
L/G/S/I
R/D/D/D
R/D/D/D
L/G/S/I
1
2
3
6
7
8
11
15
16
19
20
AV-1
VIDEO
QSS
FM/AM
5
4
3
CN9701
+5V
5V
2
REG5V
TU6401
TUNER
Q6402
Q6401
33V
5V
33V
SDA_P2
SCL_P2
5
4
3
CN9702
AGC
2
+33V
CN6402
CN6401
VIDEO
FM/AM
+5V
QSS
AGC
SCL
+33V
SDA
S4
V4
Y4
7
5
3
CN9403
C4
1
CN7701
8
10
RV4
LV4
FM/AM
QSS
1
TO 2/2
7
5
3
CN9405
COMP Y
1
CN9001
9
COMP CB
COMP CR
COMP L
COMP R
Y1
CB1
CR1
U1
(INPUT
(TUNER)
TERMINAL)
SDA_P2
SCL_P2
Q9705
REG
UNREG
33V
D9071
D9072
VIDEO_OUT
L-IN
R-OUT
R-IN
L-OUT
BLUE
MODE
GREEN
RED
BLK
VIDEO_IN
AV-2
2
AUDIO
VIDEO
Q9701,9702
Q9703,9704
VIDEO
62
64
L_TVAU
R_TVAU
Y3
17
C3
19
LV3
16
RV3
18
S-3
21
S2-3
24
RV2
11
9
LV2
CN9401
CN9402
1
2
3
6
8
15
19
20
VIDEO_OUT
L-IN
R-OUT
R-IN
L-OUT
MODE
C-IN
V-IN/Y-IN
10
SMART_LINK
B1
G1
R1
AV2_R_OUT
AV2_R_IN
AV2_L_OUT
AV2_L_IN
MODE2
AV2_C_IN1
AV2_V_OUT
AV2_V_IN
AV2_C_IN
AV2_C_IN2
Q9404
Q9408
Q9405,9409
Q2507
Q9403
Q9407
Q9402,9406
LV4
23
22
V4
RV4
25
27
S2-4
ROUT2
45
43
LOUT2
Y1
3
1
V1
C1
5
2
LV1
RV1
4
S2-1
6
51
CIN1
Q2508
44
Q2501,2502
2
TO 2/2
L_AVSW
R_AVSW
3
TO 2/2
VOUT1
YOUT1
53
56
VIDEO
COUT1
58
Q2504
Q2203
Q2505,2202
Q2506,2201
32
SCL
33
SCL-P2
SDA
34
SDA-P2
IC2003
TEXT
TXT VIDEO
R_TXT
48
Q2503
G_TXT
47
B_TXT
46
CTL_RGB2
94
4
TO 2/2
5
TO 2/2
25
18
7
TO 2/2
SCART_MUTE
3
2
1
7
5
6
SCL
6
SDA
5
WP
7
Q2003,2002
RESET
8
TO 2/2
STBY3.3V
STBY3.3V
IC2005
Q2204
13
12
R1
Q2205
1
2
G1
3
5
B1
Q2206
IC2201
2D_CHROMA
CVBS/Y1
YOUT
21
14
27
R1
15
26
G1
4
25
B1
CVBS/Y2
1
44
43
48
C2
C1
CbOUT
22
CrOUT
23
HS
9
VS
4
Y
Q2217
Q2210
SCL
13
SDA
14
Xtal
38
SCL_B
SDA_B
6
3
2
7
5
1
15
11
10
9
52
95
VDS
CTL_RGB1
IC2202
IC2205
SDRAM
IC2008
31
9-20
1-4,7
A0-A17
18
25-29
21-23
D0-D7
8
32
5
OTP ROM
IC2010
25-29
23
4-12
A0-A14
15
17-21
13-15
D0-D7
8
3
2
IC2009
IC2006
2
4
IC2007
1
4
57
58
2
POMBK2
POMBK1
19
PSEN
24
3
A17
30
9
TO 2/2
29
BUSY
BUSY
97
INT
INT
D0-D7
9
10
A0-A7
RE
WR
IC2605
GAIN_ADJ
SELYOUT
27
35
IN1-3
3
SELCBOUT
26
SELCROUT
25
SELHOUT
22
SELVOUT
23
34
IN1-2
33
IN1-1
IN3-3
43
IN2-3
42
IN1-2
9
IN4-3
8
IN4-2
7
IN4-1
Y1
CB1
CR1
X2201
16.2MHz
Y
Q2601,2605
Q2602,2606
Q2603,2607
R-Y
1
2
7
IC2606
5
6
3
CVBS_MON
Y
CB
8
6
4
CR
2
CN9703
HP_MUTE
SP_MUTE
CSW_V
25
24
18
CSW_H
17
6
TO 2/2
E
TO
B BOARD
CN1005
B-Y
SP_MUTE
HP_MUTE
YS3
Q2604
VSYNC
HSYNC
53
55
YGOUT
15
YGIN
16
B-Y
R-Y
4
IC2206
A15
IC2004
VIDEO
AVL_IN
AVL_OUT
INVM_WP
SDA1
SCL1
SDA0
SCL0
SCL_D
SDA_D
83
84
98
79
78
73
82
81
STBY5V
SCL_P2
SDA_P2
IC2002
NVM
LINE MUTE
-AUDIO
RESET
AUDIO_RESET
LINE_MUTE
11
8
A(1/2)
(AV SW,INPUT TERMINAL,TEXT)
Q2509
YOUT2
1
2
TEXT-MIX
1
5
4
3
2
5
4
3
2
7
5
3
1
8
10
7
5
3
1
9
Q2001
59
6
22
COINICIDENCE
AGC_MONITOR
ADC_DEFEAT
RESET
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