Read Sony KLV-26HG2 Service Manual online
KLV-26HG2 (UC) 3-7
3-2. FRAME DIAGRAM
14P
CN9003
L
R
J9001
L
R
J9002
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
CN2801
MUTE
FMONO
MOD0
MOD1
BIL
ST
GND
AFT
GND
AGC
SYNDET
GND
SDA T
SCL T
GND
GR SW
GR ALLRST
GND
SCL B 5V
SDA B 5V
GND
POWER1
POWER2
POWER3
POWER4
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
CN2802
GND
D-PR
GND
D-PB
GND
D-Y
GND
VID
GND
MSAU R
GND
MSAU L
GND
CLAMP GATE
SYNC ON
CCP SW
CSW_H
CSW_V
AU SW2
AU SW1
SRS
HP DET
SLEEP MUTE
SP MUTE
HP MUTE
1
2
3
4
5
6
7
8
9
10
10P
CN6450
GND
9V
30V
5V
SCLT
SDAT
RF AGC
AFT
GND
1
2
3
4
5
6
7
8
9
10
10P
CN6451
OUT2
DET OUT
ST
BIL
MODE
FMONO
MUTE
R
L
GND
CN9001
GND
1P
1
1
1P
CN9002
GND
1
2
3
4
5
5P
CN4604
D5V
GND
PANEL_DET
BACKLIGHT
DIMMER
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
CN8603
D3.3V
D3.3V
D3.3V
D3.3V
GND
GND
GND
D5V
9V
GND
PANEL12V
PANEL12V
GND
GND
STBY5V
STBY5V
GND
GND
3.3V_ALERT
5V_ALERT
DCIN_ALERT
GND
DIMMER
BACKLIGHT
PANEL_DET
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN4601
14P
UNREG12V
UNREG12V
GND
GMD
UNREG6V
UNREG6V
UNREG6V
GND
GND
GND
UNREG33V
GND
REG10.5V
GND
1
2
3
4
4P
CN7002
WHT
SP R OUT
SP R GND
SP L OUT
SP L GND
SPEAKER
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN6401
GND
9V
30V
5V
SCL T
SDA T
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
CN6403
OUT2
DET OUT
STLED
BILED
MODE
FMONO
MUTE
R
L
GND
1
3
3P
CN6002
L
R
CN6006
4P
WHT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN6003
WHT
14P
UNREG 12V
UNREG 12V
GND
GND
UNREG 6V
UNREG 6V
UNREG 6V
GND
GND
GND
UNREG33V
GND
REG 16.5V
GND
1
2
3
4
5
6-9
WHT
9P
CN6352
GND
REG 16.5V
REG 16.5V
REG 16.5V
REG 16.5V
GND
AC IN
1
2
3
4
4P
CN1006
GND
B_INT
SDA_A
SCL_A
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
4P
CN1001
3.3V
GND
SDA B
SCL B
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
CN1005
HP MUTE
SP MUTE
SLEEP MUTE
HP DET
SRS
AU SW1
AU SW2
CSW_V
CSW_H
CCP SW
SYNC ON
CLAMP GATE
GND
MSAU L
GND
MSAU R
GND
VID
GND
D-Y
GND
D-PB
GND
D-PR
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
CN1007
POWER4
POWER3
POWER2
POWER1
GND
SDA B 5V
SCL B 5V
GND
GR ALLRST
GR SW
GND
SCL T
SDA T
GND
SYNC DET
AGC
GND
AFT
GND
ST
BIL
MOD1
MOD0
FMONO
TU MUTE
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
PANEL DET
BACK LIGHT
DIMMER
GND
DCIN ALERT
5V ALERT
3.3V ALERT
GND
GND
STBY5V
STBY5V
GND
GND
PANEL12V
PANEL12V
GND
9V
D5V
GND
GND
GND
D3.3V
D3.3V
D3.3V
D3.3V
1
2
3
3P
CN1008
KEY1
POWER INT
GND
CPU&PWROM
N.C
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
CN5001
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
CN5801
VCC
VCC
GND
GND
TX3+
TX3-
GND
TCLK+
TCLK-
GND
TX2+
TX2-
GND
TX1+
TX1-
GND
TX0+
TX0-
GND
GND
TO
LCD PANEL
1
2
3
3P
CN1501
WHT
KEY1
POWER INT
GND
TU
A1
G1
H1
B
COMPONENT2
COMPONENT1
AUDIO
DVI_RST
VGA
DVI_MUTE
GND
D-PR
GND
D-PB
GND
D-Y
GND
10
5V
11
9
8
7
6
5
4
3
2
1
Y
PB
PR
J9003
INPUT
INPUT
R
R
L
L
AUDIO
VIDEO
R
L
NC
GND
RV2
LV2
S-2
GND
V2
GND
Y2
GND
C2
NC
CN9004
12P
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
12P
CN9202
NC
C2
GND
Y2
GND
V2
GND
S-2
LV2
RV2
GND
NC
3
4
1
2
V
L
R
S
J9202
S1VIDEO
L
1
2
3
4
4P
CN7001
HP-GND
HP-R
HP-L
HP-DET
1
2
3
4
4P
CN7601
HP-GND
HP-R
HP-L
HP-DET
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN9007
C1
GND
Y1
GND
V1
GND
S-1
LV1
RV1
GND
1
2
3
4
5
6
7
8
9
10
C1
GND
Y1
GND
V1
GND
S-1
LV1
RV1
GND
3
4
1
2
V
L
R
S
J9201
U1
R
VIDEO
AUDIO
COMPONENT2
INPUT
S1VIDEO
L
R
VIDEO
AUDIO
COMPONENT1
INPUT
H2
1
2
3
4
CN4605
WHT
4P
REG 16.5V
REG 16.5V
GND
GND
4P
4P
CN4501
CN4502
4
3
2
1
4
3
2
1
GND
GND
3.3V
3.3V
GND
GND
16.5V
16.5V
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
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CN3001
50P
GND
GND
VCLK
VPEN
VVS
VHS
AU_GND
MSAU_L
AU_GND
MSAU_R
GND
GND
VUY7
VUY6
VYU5
VYU4
VYU3
VYU2
VYU1
VYU0
VY7
VY6
VY5
VY4
VY3
VY2
VY1
VY0
GND
GND
GND
GND
D3.3V
MS_3.3V
MS_3.3V
MS_3.3V
GND
MS_3.3V
MS SW
FLAG
MENU STATUS
SIRCS
BRD STATUS
AC_DET
TXD MS
PIC MUTE MS
RXD MS
MS RESET
MS BS2
GND
1
2
3
4
CN3002
4P
MS3.3V
MS3.3V
GND
GND
50P
10P
CN4000
CN4101
10
9
8
7
6
5
4
3
2
1
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
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
AC DET
MS_BS2
GND
VCC
MS_SCLK
GND
MS_INS
GND
MS_SDIO
VCC
MS_BS
GND
MSAU_L
GND
GND
VCLK
VPEN
VVS
VHS
AU_GND
AU_GND
MSAU_R
GND
GND
VUY7
VUY6
VUY5
VUY4
VUY3
VUY2
VUY1
VUY0
VY7
VY6
VY5
VY4
VY3
VY2
VY1
VY0
GND
GND
GND
GND
D3.3V
MS_3.3V
MS_3.3V
MS_3.3V
GND
MS_3.3V
MS_SW
FLAG
MENU_STATUS
SIRCS
BRD_STATUS
TXD_MS
PIC_MUTE_MS
RXD_MS
MS_RESET
GND
WHT
:SMD
10P
CN4100
10
9
8
7
6
5
4
3
2
1
ERST#
GND
ECV
GND
ED
GND
ECLK
NC
VCC
ICE
WDT KILL
:SMD
10
P
CN4301
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
GND
NC
MS_INS
VCC
MS_SCLK
GND
GND
MS_SDIO
VCC
MS_BS
GND
GND
GND
VCC
SCLK
#
INS
#
DIO
BS
CN4302
MS CONNECTOR
MSB
MS
MSX
MEMORY
STICK
TO
LCD
PUNIT
TO
LCD
PUNIT
10P
CN9201
WHT
1
2
3
4
5
6
7
8
9
10
11
11P
CN9003
PS-G
GND
PS-R
GND
PS-B
GND
PS-V
GND
PS-AUR
PS-AUL
GND
24P
CN3800
1
2
3
4
5
6
7
8
9
10
11
CN9302
11P
PS-G
GND
PS-R
GND
PS-B
GND
PS-V
GND
PS-AUR
PS-AUL
GND
1
2
3
4
5
6
7
8
9
9P
CN1004
GND
STBY 5V
P SAVE LED
STBY LED
POWER LED
MS BS2
GND
STBY 5V
SIRCS
9P
CN1601
6
5
4
3
2
1
MS BS2
P SAVE LED
POWER LED
STBY LED
STBY5V
GND
7
8
9
GND
STBY5V
SIRCS
UD
H3
SDA
GND
GND
UD_BINT
SCL
1
2
3
4
5
CN3801
5P
1234
5678
91
0
1
1
1
2
13
14
15
16
17
18
19
20
21
22
23
24
WHT
DVI-HDTV
INPUT
(DVI CONNECTOR)
1
2
3
4
STBY 5V
GND
POWER-ON
GND
1
2
3
4
4P
CN1009
STBY5V
GND
POWER-ON
GND
SDA
GND
GND
UD_BINT
SCL
1
2
3
4
5
5P
CN1006
Click on the first or last page to see other KLV-26HG2 service manuals if exist.