Read Sony KLV-23HR1 Service Manual online
KLV-23HR1 (UC) 3-6
3-2. FRAME DIAGRAM
L
R
J9004
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN3202
AGC
GND
GND
GND
SCL B
SDA B
POWER1
POWER2
POWER3
POWER4
25P
CN8602
10
9
8
7
6
5
4
3
2
1
10P
CN6006
GND
9V
30V
5V
SCL
SDA
RF AGC
AFT
GND
10
9
8
7
6
5
4
3
2
1
10P
CN6007
OUT2
DET OUT
ST
BIL
MODE
FMONO
MUTE
R
L
GND
6P
CN9003
1
2
3
4
5
6
7
8
9
9P
CN8606
GND
GND
OLS
BRT C
NC
BRTP-A
BRTP-B
GND
BRTP-C
CN9001
GND
1P
1
1
1P
CN9002
GND
1
2
3
4P
CN8402
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN3201
1
2
3
4
5
6
7
8
9
10
11
12
CN8605
12P
GND
GND
GND
GND
GND
GND
1
2
3
4
4P
CN7001
HP-R
HP-L
HP-DET
1
2
3
4
5
6
6P
CN7002
WHT
SP L -
SP L +
SP R -
SP R +
NC
NC
SPEAKER
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN6400
GND
9V
30V
5V
SCL
SDA
GND
RF AGC
AFT
GND
SCL
SDA
AS
AFT OUT
GND
DET OUT
BIL IND
F MONO
MUTE
R OUT
30V
5V
RF AGC
VIF
9V
DET OUT2
ST IND
MODE
NC
M OUT
L OUT
TU6400
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN6401
DET OUT2
DET OUT
ST IND
SAP IND
MODE
FMONO
MUTE
R OUT
L OUT
GND
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN9501
C2
GND
Y2
GND
V2
GND
S-2
LV2
RV2
GND
3
4
1
2
V
L
R
S
J9501
CN8801
1
2
3
CN8804
3P
WHT
B/L
VCC
GND
P
ANEL
DET
1
2
3
4
5
6
7
8
9
10
11
12
CN8803
WHT
12P
16.5V
16.5V
16.5V
16.5V
16.5V
16.5V
GND
GND
GND
GND
GND
GND
1
2
3
4
CN8802
WHT
10P
12V
12V
12V
12V
DC IN
14.5V
14.5V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
CN1002
GND
TXD
RXD
RES
VIN
MD0
MD1
MD2
P-TXD
P-RXD
SCK
P-RES
VIN
B_INT
RXD
TXD
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN1003
DCIN ALERT
GND
D 3.3V
D 3.3V
D 3.3V
GND
GND
GND
D 5V
D 5V
GND
GND
PANEL 5V
PANEL 5V
GND
GND
STBY 5V
STBY 5V
GND
GND
3.3V ALERT
5V ALERT
DIMMER
BACK LIGHT
PANEL DET
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
25P
CN1007
POWER4
POWER3
POWER2
POWER1
SDA B
SCL B
GND
SCL B 5V
GND
9V
9V
GND
GND
AFT
AGC
STEREO
BILINGUAL
MODE
FMONO1
FMONO2
MUTE
SDA TU
SCL TU
SYNC DET
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN3001
GND
GND
V OUT
GND
3D-Y
GND
3D-C
GND
Y
GND
Pb
GND
Pr
GND
DEVICE RST
GND
SRS CONT
HP DET
GND
TU VP
TU HP
SLEEP MUTE
SP MUTE
HP MUTE
LINE MUTE
1
2
3
4
5
6
7
8
9
11P
CN1004
KEY1
KEY2
POWER INT
GND
GND
STBY
5V
P
SA
VE LED
STBY
LED
NC
CPU&PWROM
A1
B1
A2
B2
A3
B3
A4
A5
A6
B4
B5
B6
A7
B7
A8
B8
A9
B9
A10
B10
A11
B11
A12
B12
A13
B13
A14
B14
A15
B15
A16
B16
A17
B17
A18
B18
A19
B19
A20
B20
A21
B21
A22
B23
B27
B24
B25
A28
B28
A29
B29
A24
A25
A26
A23
A30
B30
B26
A27
A32
A33
A31
B31
B33
B32
A35
B35
B22
A34
B34
70P
CN5002
GND
GND
GND
GND
A15
A13
A11
A9
A7
A5
A3
A1
GND
GND
GND
3.3V
3.3V
3.3V
3.3V
GND
GND
ROMWEN
ROMWEN
CS2
CS3
RESETN
NM1
FCEN
BOOTWE
VPPEN
D14
D12
D10
D8
D6
D4
D2
D0
NC
6V
6V
GND
GND
GND
D15
D13
D11
D9
D7
D5
D3
D1
NC
6V
6V
A19
A18
A17
A16
A14
A12
A10
A8
A6
A4
A2
A0
BHENN
ROMOEN
ROMOEN
(N.C.)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
BRN
20P
CN5001
VCC
VCC
GND
GND
TX3+
TX3-
GND
TCLK+
TCLK-
GND
TX2+
TX2-
GND
TX1+
TX1-
GND
TX0+
TX0-
GND
GND
TO
LCD PANEL
6P
CN1602
6
5
4
3
2
1
SIRCS
P SA
VE LED
POWER LED
STBY
LED
STBY5V
GND
1
2
3
WHT
4P
CN1501
KEY1
KEY2
POWER INT
1
2
3
4
4P
CN7601
HP-R
HP-L
HP
DET
GND
TU
U1
A
G
H2
H1
H3
B2
2
S1
VIDEO 3
INPUT
AUDIO
R
L
COMPONENT
L
R
VIDEO
VIDEO
AUDIO
L
R
VIDEO
INPUT
SDA B 5V
POWER LED
SIRCS
10
11
4
GND
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
DCIN ALERT
GND
D 3.3V
D 3.3V
D 3.3V
GND
GND
GND
D 5V
D 5V
GND
GND
PANEL 5V
PANEL 5V
GND
GND
STBY 5V
STBY 5V
GND
GND
3.3V ALERT
5V ALERT
DIMMER
BACK LIGHT
PANEL DET
SCL B 5V
SDA B 5V
9V
9V
GND
AFT
STEREO
BILINGUAL
MODE
FMONO1
FMONO2
MUTE
SDA TU
SCL TU
SYNC DET
AGC DET
1
2
3
4
5
6
7
8
9
10P
CN8603
GND
GND
D5V
PANEL DET
BACK LIGHT
TO INVERTER
TO INVERTER
10
DIMMER
GND
16.5V
16.5V
16.5V
5
6
7
8
12V
12V
GND
GND
9
10
GND
GND
TO INVERTER
3
4
1
2
V
L
R
S
J9003
2
S1
VIDEO
VIDEO
AUDIO
L
R
VIDEO
INPUT
PR
PB
Y
J9002
1
2
3
4
5
6
C2
GND
Y2
GND
V2
GND
4P
CN9004
1
2
3
4
S-2
LV2
RV2
GND
16.5V
16.5V
16.5V
16.5V
16.5V
16.5V
B/L
VCC
GND
P
ANEL
DET
GND
GND
V OUT
GND
3D-Y
GND
3D-C
GND
Y
GND
Pb
GND
Pr
GND
DEVICE RST
GND
SRS CONT
HP DET
GND
TU VP
TU HP
SLEEP MUTE
SP MUTE
HP MUTE
LINE MUTE
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