Sony KLV-S15G10 / KLV-S20G10 Service Manual ▷ View online
KLV-S15G10/S20G10 (UC/WB) 4-7
4-2. FRAME DIAGRAMS
4-2-1. KLV-S15G10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN1000
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN1001
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
CN1002
1
2
3
4
5
6
7
8
CN1200
8P
1
1P
CN1007
1
CN802
1P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
CN005
GND
TXD
RXD
RES
VIN
MD0
MD1
MD2
NC(P-TXD)
NC(P-RXD)
FEW
NC(P-RES)
NC
VIN
B INT
RXD
TXD
GND
1
2
3
4
5
6
6P
CN007
STBY_5V
STBY_LED
POWER_LED
BS_LOCK_LED
GND
SIRCS
1
2
3
3P
CN006
KEY1
POWER_INT
GND
1
2
3
4
5
6
7
8
8P
CN001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN002
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN003
CPU&PWROM
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
CN602
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
BRN
50P
CN551
NC
NC
NC
GND
GND
5V
5V
5V
5V
GND
NC
NC
GND
DE
GND
DCLK
GND
R7
R6
R5
R4
GND
R3
R2
R1
R0
GND
G7
G6
G5
G4
GND
G3
G2
G1
G0
GND
B7
B6
B5
B4
GND
B3
B2
B1
B0
GND
GND
NC
NC
3
4
1
2
J901
J940
1
2
3
4
CN941
4P
WHT
L
R
SPEAKER
1
2
3
4
5
6
6P
STBY_5V
STBY_LED
POWER_LED
BS_LOCK_LED
GND
SIRCS
H2
CN920
1
2
3
3P
KEY1
POWER_INT
GND
H4
CN960
3
4
1
2
J150
A
TO LCD UNIT
TO LCD UNIT
DC IN
16.5V
L
GND
GND
R
7
1
CN700
7
1
CN701
7
1
CN702
7
1
CN703
HOT-1
COOL-1
COOL-2
HOT-2
HOT-3
COOL-3
COOL-4
HOT-4
J1200
7P
7P
7P
7P
HP_MUTE
POWER_AV
POWER_LCD
POWER_BS
AOUT_CTL
CLAMP_GATE
SYNC_ON
PA_DET
GND
BS_DET
V.ZET
GND
SDA_B
SCL_B
AU_SW1
AU_SW2
HP_DET
SP_MUTE
L_MUTE
GND
GND
GND
BEEP
GND
L_MUTE
SP_DET
HP_DET
AU_SW2
AU_SW1
SCL_B
SDA_B
GND
V.ZET
BS_DET
GND
PA_DET
SYNC_ON
CLAMP_GATE
AOUT_CTL
POWER_BS
POWER_LCD
POWER_AV
AFT
AGC
SDA_TU
SCL_TU
GND
ST
BIL
F_MONO
MUTE
MOD0
MOD1
GND
ANT_LEVEL
BS_MTO
SDA_BS
SCL_BS
GND
REG_5V
GND
STBY5V
GND
GND
STBY5V
GND
REG5V
GND
SCL_BS
SDA_BS
BS_MTO
ANT_LEVEL
GND
MOD1
MOD0
MUTE
F_MONO
BIL
ST
GND
SCL_TU
SDA_TU
AGC
AFT
GND
GND
LCD5V
LCD5V
GND
GND
16.5V
16.5V
CVBS_OUT
GND
Y_OUT
GND
C_OUT
GND
Cr
GND
Y
GND
Cb
GND
H
GND
V
GND
DET_TU
GND
TU_OUT
GND
V_MUTE
REG_5V
PANEL_DET
BACK_LIGHT
CYO_KOH
CYO_KOH
BACK_LIGHT
PANEL_DET
R5V
V_MUTE
GND
TU_OUT
GND
DET_TOUT
GND
V
GND
H
GND
Cb
GND
Y
GND
Cr
GND
C_OUT
GND
Y_OUT
GND
CVBS_OUT
GND
GND
LCD5V
LCD5V
GND
GND
16.5V
16.5V
IN
S VIDEO
L-AUDIO
VIDEO 2
VIDEO
R-AUDIO
(MONO)
AUDIO
R
L
J200
P
P
Y
B
R
J203
(480p/480i)
VIDEO 3 IN
AUDIO OUT
R
L
J202
G
G
IN
S VIDEO
L
VIDEO 1
AUDIO
VIDEO
R
(MONO)
J201
KLV-S15G10/S20G10 (UC/WB) 4-8
4-2-2. KLV-S20G10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN1000
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN1001
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
CN1002
1
2
3
4
5
6
7
8
CN1200
8P
1
2
3
4
5
5P
CN400
WHT
HP DET
R
GND
L
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN153
V_AV
GND
G/Y
GND
R/R-Y
GND
B/B-Y
GND
V2
GND
Y2
S_2_DET
C2
GND
L_AV
GND
R_AV
GND
R_V2
GND
L_V2
1
CN802
1P
2P
CN803
BLK
1
2
3
4
5
6
7
8
9
10
CN801
10P
16.5V
16.5V
16.5V
16.5V
GND
GND
GND
PANEL_DET
BACK_LIGHT
CYO_KOH
AC 120V
50/60Hz
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
CN005
GND
TXD
RXD
RES
VIN
MD0
MD1
MD2
NC(P-TXD)
NC(P-RXD)
FEW
NC(P-RES)
NC
VIN
B INT
RXD
TXD
GND
1
2
3
4
5
6
6P
CN007
STBY_5V
STBY_LED
POWER_LED
BS_LOCK_LED
GND
SIRCS
1
2
3
3P
CN006
KEY1
POWER_INT
GND
1
2
3
4
5
6
7
8
8P
CN001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN002
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN003
CPU&PWROM
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
CN602
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
BRN
50P
CN551
NC
NC
NC
GND
GND
5V
5V
5V
5V
GND
NC
NC
GND
DE
GND
DCLK
GND
R7
R6
R5
R4
GND
R3
R2
R1
R0
GND
G7
G6
G5
G4
GND
G3
G2
G1
G0
GND
B7
B6
B5
B4
GND
B3
B2
B1
B0
GND
GND
NC
NC
3
4
1
2
J901
J940
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN942
L_V2
GND
R_V2
GND
R_AV
GND
L_AV
GND
C2
S_2_DET
Y2
GND
V2
GND
B/B-Y
GND
R/R-Y
GND
G/Y
GND
V_AV
1
2
3
4
WHT
4P
CN941
L
GND
GND
R
1
2
3
4
5
5P
HP_DET
R
GND
L
GND
L
R
SPEAKER
H1
CN940
1
2
3
4
5
6
6P
STBY_5V
STBY_LED
POWER_LED
BS_LOCK_LED
GND
SIRCS
H2
CN920
1
2
3
3P
H4
CN960
3
4
1
2
J150
A
TO LCD UNIT
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN8000
Vin
Vin
Vin
Vin
GND
GND
GND
PANEL_DET
BACK_LIGHT
DIMMER
1
7
1
7
TO
LCD
UNIT
1
7
1
7
1
7
1
7
HV100+
HV100-
HV200+
HV200-
HV100+
HV100-
HV200+
HV200-
HV100+
HV100-
HV200+
HV200-
7P
CN8100
7P
CN8200
7P
CN8300
7P
CN8400
7P
CN8500
7P
CN8600
D
KEY1
POWER_INT
GND
CYO_KOH
BACK_LIGHT
PANEL_DET
R5V
V_MUTE
GND
TU_OUT
GND
DET_TOUT
GND
V
GND
H
GND
Cb
GND
Y
GND
Cr
GND
C_OUT
GND
Y_OUT
GND
CVBS_OUT
GND
GND
LCD5V
LCD5V
GND
GND
16.5V
16.5V
CVBS_OUT
GND
Y_OUT
GND
C_OUT
GND
Cr
GND
Y
GND
Cb
GND
H
GND
V
GND
DET_TU
GND
TU_OUT
GND
V_MUTE
REG_5V
PANEL_DET
BACK_LIGHT
CYO_KOH
GND
GND
LCD5V
LCD5V
GND
GND
16.5V
16.5V
AFT
AGC
SDA_TU
SCL_TU
GND
ST
BIL
F_MONO
MUTE
MOD0
MOD1
GND
ANT_LEVEL
BS_MTO
SDA_BS
SCL_BS
GND
REG_5V
GND
STBY5V
GND
ANT_LEVEL
GND
STBY5V
GND
REG5V
GND
SCL_BS
SDA_BS
BS_MTO
GND
MOD1
MOD0
MUTE
F_MONO
BIL
ST
GND
SCL_TU
SDA_TU
AGC
AFT
GND
BEEP
GND
L_MUTE
SP_MUTE
HP_DET
AU_SW2
AU_SW1
SCL_B
SDA_B
GND
V.ZET
BS_DET
GND
PA_DET
SYNC_ON
CLAMP_GATE
AOUT_CTL
POWER_BS
POWER_LCD
POWER_AV
POWER_AV
POWER_LCD
POWER_BS
AOUT_CTL
CLAMP_GATE
SYNC_ON
PA_DET
GND
BS_DET
V.ZET
GND
SDA_B
SCL_B
AU_SW1
AU_SW2
HP_DET
SP_MUTE
L_MUTE
GND
HP_MUTE
GND
IN
S VIDEO
L-AUDIO
VIDEO 2
VIDEO
R-AUDIO
(MONO)
AUDIO
L
R
J202
J201
IN
L
VIDEO 1/3
AUDIO
VIDEO
R
(MONO)
J200
P
R
P
B
R
L
Y
AUDIO
(480p/480i)
VIDEO 4 IN
(S VIDEO)
VIDEO 1 IN
KLV-S15G10/S20G10 (UC/WB) 4-9
4-3. CIRCUIT BOARDS LOCATION
4-3-1. KLV-S15G10
Note:
•
•
Schematic diagrams and printed wiring boards of the specified boards for
board replacement service are not included in this section.
See Appendix of this manual if you need them.
board replacement service are not included in this section.
See Appendix of this manual if you need them.
•
All capacitors are in µF unless otherwise noted. (pF: µµF)
Capacitors without voltage indication are all 50 V.
Capacitors without voltage indication are all 50 V.
•
Indication of resistance, which does not have one for rating electrical
power, is as follows.
power, is as follows.
Pitch: 5 mm
Rating electrical power 1/4 W (CHIP : 1/10 W)
•
All resistors are in ohms.
•
: nonflammable resistor.
•
: fusible resistor.
•
: internal component.
•
: panel designation, and adjustment for repair.
•
All variable and adjustable resistors have characteristic curve B, unless
otherwise noted.
otherwise noted.
•
: earth-ground.
•
: earth-chassis.
•
When replacing the part in below table, be sure to perform the related
adjustment.
adjustment.
•
All voltages are in V.
•
Readings are taken with a 10 MΩ digital multimeter.
•
Readings are taken with a color-bar signal input.
•
Voltage variations may be noted due to normal production tolerances.
•
*
: Names and values of parts depend on models.
•
*
: Can not be measured.
•
Circled numbers are waveform references.
•
: B + bus.
•
: B – bus.
•
: Signal path.
4-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
G
D
S
B1 E1
C2
B2 C1
E2
2
3
4
5
6
7
8
9
0
!¡
!™
!¢
!§
!¶
!•
–
1
G
D
S
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
!ª
B1 E1
E2
C1(B2)
C2
@º
B1
E2
C1
C2
@™
@£
(B2)
E1
(B2)
E1
E2
B1
C2
C1
@¡
B1
E1
C2
B2
C1
E2
G
S
S
D
G
D
B1
E1
C2
B2
C1
E2
B1
E2
C2
C1(B2)
E2
B1
C1
C2
E1(B2)
C2
B1
C1
E2
E1(B2)
C2
B1
C1
E2
B2
E1
C2
Ver.1.6
Transistor
(FET)
(FET)
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Source
Source
Anode
Anode
(NC)
(NC)
Cathode
Anode
Cathode
Common
Cathode
Cathode
Common
Cathode
Cathode
Common
Common
Common
Common
Cathode
Anode
Base
Emitter
Collector
Base
Emitter
Collector
Drain
Gate
Gate
Drain
Device
Printed symbol
Terminal name
Circuit
Terminal name of semiconductors in silk screen
printed circuit ( )
Anode
Anode
Anode
Cathode
Anode
Anode
Cathode
!£
Transistor
(FET)
(FET)
Transistor
(FET)
(FET)
!∞
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
4-3-2. KLV-S20G10
Note: The components identified by shading and
mark
! are critical for safety. Replace only
with part number specified.
Note: Les composants identifiés par un tramé et
une marque
! sont critiques pour la
sécurité. Ne les remplacer que par une pièce
portant le numéro spécifié.
portant le numéro spécifié.
B board
A board
H2 board
H4 board
B board
H1 board
H2 board
D board
H4 board
A board
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