Read Sony KLV-V26A10 / KLV-V32A10 / KLV-V40A10 (serv.man4) Service Manual online
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4-1. BLOCK DIAGRAMS (1)
SWITCH
Q4601
1
R OUT
SWITCH
Q4602
SWITCH
Q4603
SWITCH
Q4604
CN4601
R IN
L OUT
L IN
BLUE
MODE
GREEN
RED
BLK1
VIDEO OUT
VIDEO IN
2
3
6
7
8
11
15
16
19
20
1
R OUT
CN4602
R IN
L OUT
L IN
BLUE
MODE
GREEN
RED
BLK2
VIDEO OUT
VIDEO IN
2
3
6
7
8
11
15
16
19
20
10
SMART LINK
SCART
1
(AV1)
SCART
2
(AV2)
R2
G2
B2
R1
G1
B1
AV1-R-OUT
AV1-R-IN
AV1-L-OUT
MODE 1
AV1-V-OUT
AV1-V-IN
AV1-L-IN
BLK1
AV2-R-OUT
AV2-R-IN
AV2-L-OUT
MODE 2
AV2-V-OUT
AV2-V-IN
AV2-L-IN
BLK2
1
CN4801
2
3
4
5
6
7
8
9
10
1
CN4802
18
2
17
3
16
15
12
10
9
8
RES
5
4
GND
TXD
RXD
B-INT
R-RES
P-RXD
P-TXD
MD2
VIN
GND
P-TXD
P-RXD
R-RES
B-INT
RXD
RXD
TXD
TXD
GND
MD2
VIN
RES
TO BL
BOARD
SERVICE
CONNECTOR
1
3
5
8
9
11
12
14
CN4605
6
RCA-Y
C
L
R
Y
V
RCA-V
S-DET
RCA-C
RCA-L
RCA-R
HP-DET-IN
HP-L
HP-R
TO H8
BOARD
CN7061
CN7061
10
12
4
5
7
8
2
CN4606
14
HDMI-PR
SCLK
L
R
PR
SCL-B
HDMI-RESET
TO P
BOARD
PB
Y
HDMI-PB
HDMI-Y
SDA-B
SDAT
3
CN4002
8
10
12
16
17
18
AC RLY
REC ON
FAN DRIVE
FAN ERR
CN5102
B20
B21
A22
B31
A16
A17
B22
B29
A30
A35
B35
A31
A33
FAN-ERR-2
REC-ON
PANEL-ON
AC-RLY
SDA-B-5V
SCL-B-5V
HDMI-RESET
PAINTER BUSY
PAINTER INT
SCL-D-5V
SCA-D-5V
PAINTER RESET
A10
A7
B5
A6
AV-FB
G/Y
R/V
B/U
B6
CVBS/Y
B9
C-SW
CCP-Y
CCP-CR
CCP-CB
73
IC4403
MICRO-CONTROLLER
RESET
Q4404
BUFFER
58
57
40
39
38
27
28
23
15
67
66
65
64
37
36
8
33
51
50
49
85
86
87
88
89
90
91
92
9
10
19
3
98
83
84
14
78
79
80
70
71
22
59
25
1
16
17
52
96
32
97
29
81
82
ROM BK2
ROM BK1
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PA8
PA9
PA10
PA11
PA12
PA13
PA14
PA15
PA16
PA17
PA0
D0
D1
D2
D3
D4
D5
D6
D7
RD
WR
PSEN
A17-LN
2
IC4406
AND GATE
4
1
2
4
IC4407
PAINTER MEMORY
9
12
13
10
8
11
IC4409
AND GATES
ABK 16
ABK 15
PA15
IC4408
MEMORY RAM
21
22
23
25
26
27
28
29
32
5
1
2
3
4
7
9
10
11
12
13
14
15
16
17
18
19
20
31
PA11
D0
D1
D2
D3
D4
D5
D6
D7
RD
WR
PA9
PA8
PA13
PA15
PA17
PA16
PA14
PA12
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PA10
21
22
23
25
26
27
28
29
2
3
4
5
6
7
8
9
10
11
12
23
24
25
26
27
28
29
D0
D1
D2
D3
D4
D5
D6
D7
PA12
PA6
PA7
PA4
PA3
PA2
PA1
PA0
PA10
PSEN
ABK 16
ABK 15
PA5
PA11
PA9
PA8
PA13
PA14
IC4410
FLEXIBLE
MEMORY
RESET
Q4402, Q4403
BUFFER AMP
BUFFER AMP
INVP-WP
5
IC4402
SERIAL BUS
SDA1
6
7
SCL1
+3.3V
1
3
5
AV-L OUT
AV-L IN
IC4404
AV COMPARATOR LINK
AV3-V-MUTE
XTAL IN
XTAL OUT
AGC DEFEAT
COINCIDENCE
MSP-RST
RGB EN
AV LINK 4
AV LINK 3
+5V
YS-TXT
FSN-AUTO
Q5202
SWITCH
CVBS-TXT
STBY
+3.3V
+3.3V
PAINTER-INT
PAINTER-BUSY
SCL-D-5V
SCA-D-5V
SCL1
SDA1
TEXT MEM
ENABLE
ENABLE
RESET
AUDIO
AUDIO
V SYNC
VDS
TXT VIDEO
INT
BUSY
SCL
SDA
PAINTER 2
64
IC5201
AUDIO/VIDEO SWITCH
AV1-R-IN
63
62
21
38
40
41
11
9
8
13
45
43
44
54
52
53
1
2
3
4
5
6
7
33
34
60
59
61
31
29
30
56
58
SCL-P2
TU-L
COMP-L
Q5201
BUFFER
AV1-V-IN
AV1-L-IN
MODE 1
AV1-L-OUT
AV1-V-OUT
AV1-R-OUT
AV2-R-IN
Q5203
BUFFER
AV2-L-IN
AV2-V-IN
MODE 2
AV2-R-OUT
AV2-V-OUT
AV2-L-OUT
1
4
2
IC5202
BI-LATERAL
SWITCH
Q5207
BUFFER
AV3-V-MUTE
RCA-V
RCA-L
RCA-Y
RCA-R
RCA-C
S-DET
S1
SDA-P2
TUNER VIDEO
Q5208
DRIVER
Q7652
BUFFER
TU-R
COMP-R
Y-WSS
Q5205
BUFFER
Q5206
BUFFER
TU7650 TUNER
1
IC7650
SYNC SEPARATOR
4
6
8
OSC
VD
VIDEO IN
Q7653
BUFFER
VIDEO
PH
Q7651
BUFFER
AGC
SCL-P2
SDA-P2
FM/AM
QSS
VIDEO
23
IC4807
GAIN-ADJ-SYNC-SEP
SELY OUT
22
21
35
34
33
18
19
14
12
3
44
41
42
43
26
25
HDMI-Y
HDMI-PB
HDMI-PR
SCL-B-5V
X4802
R
B
G
SELCB OUT
SELCR OUT
SELV OUT
SELH OUT
SDA-B-5V
CCP-CR
CCP-Y
CCP-CB
X4801
XTAL
CERA
27
IN4-H
IN3-H
IN3-1
IN3-2
IN3-3
IN1-3
IN1-2
IN1-1
COMP-Y
COMP-PB
COMP-PR
SCL
SDA
V6
LV6
RV6
LV5
RV5
V5
Y OUT 1
C OUT 1
RTV
TV
LTV
L OUT 3
R OUT 3
V OUT 3
RV2
LV2
V2
R OUT 2
L OUT 3
V/Y OUT 2
R OUT 1
L OUT 1
V OUT 1
AV SWITCH
YUV SWITCH
Y
J4601
SCART 3
VG
CB
CR
L
R
VR
COMP-L
COMP-R
COMPONENT
INPUT (AV4)
15
IC4804
MULTIPLEXER/DEMULTIPLEXER
11
13
BUFFER
Q7507
10
9
14
YS-TXT
FSW-AUTO
BLK2
BLK1
14
2
10
9
11
13
15
3
4
B2
G1
G2
IC7509
MULTIPLEXER/DEMULTIPLEXER
FBLK/RGB1/
RGB2 SWITCH
37
IC4102
AUDIO PROCESSOR
36
54
53
71
39
24
25
IC4301
OP AMP
1
6
2
L
R
Q4301
3
5
+9V
AUDIO LINE
OUTPUTS
72
IC4105
SHUNT REGULATOR
8
1
6
+9V
REF
X4101
HD-L
HD-R
IC4302
DUAL HIGH
CURRENT OP AMP
1
3
5
DACA-R
DACA-L
A+ IN
B+ IN
7
A-OUT
B-OUT
Q4308
SWITCH
Q4309
SWITCH
Q4312
SWITCH
+3.3V
7
Q4304
SWITCH
Q4305
SWITCH
D4304
SWITCH
Q4314
BUFFER
Q4315
SWITCH
Q4316
BUFFER
Q4317
SWITCH
LINE L
LINE R
D4302
MUTING FOR LINE
OUTPUTS
HEADPHONE OUTPUTS
XTAL-IN
XTAL-OUT
SC2-IN-L
SC2-IN-R
SC1-OUT-L
SC1-OUT-R
67
60
59
74
21
AUDIO
CLOCK OUT
IC4101
INVERTER
2
4
IN
OUT
FM/AM
IF-IN1
Q4901, Q4902
BUFFER &
LIMITER
3
2
57
56
42
41
SCL-P2
SDA-P2
SCL
SDA
SC2-IN-R
SC2-IN-L
SC3-OUT-L
SC3-OUT-R
MULTISOUND
PROCESSOR
J4602
AUDIO OUT
RGB(SW)
RGB SW1
AV-FAB
RGB SW0
AV1
AV2
X4401
ANALOGUE TUNER
B- IN
A- IN
A+ IN
B+ IN
Y OUT 2
A1
(
)
REGULATORS, AUDIO PROCESSOR, HEADPHONE,
AUDIO OUT, MAIN PROCESSOR, TUNER, YC IN,
SCARTS, AUDIO, VIDEO, VIDEO PROCESSING
(ANALOGUE)
TO NP1
BOARD
CN5804
BOARD
CN5804
PANEL ON
THERMO1
N5V CONT
76
Q4101
SWITCH
FAN DRIVE
THERMO1
N5V CONT
A12
B12
A37
SDA-B-3.3V
B36
SCL-B-3.3V
1
4
8
9
10
11
12
13
SCL-B-3.3V
SDA-B-3.3V
3
SP DIF
DAC CSN
DAC CLK
DAC D
SYS RST
DMUT
THERMAL PROTECT
THERMAL PROTECT
SP MUTE
SC LTCH
AK-SYS-RST
SC DT
SC SHIFT
B25
B27
B16
B8
B17
A8
CN5104
TO KD
BOARD
CN7101
CN7101
B28
A27
A26
LINE MUTE
HP-MUTE
HP-DET
AV4
46
47
48
B TXT
G TXT
R TXT
Q4803
BUFFER
Q4802
BUFFER
Q7504
BUFFER
53
55
H SYNC IN
V SINC IN
H SYNC
AV4
8
9
YG-OUT
YG-IN
YG-VV22
INVERTER
Q4804
Q7657, Q7660
BUFFER & AMP
Q7658, Q7661
BUFFER & AMP
Q7659, Q7662
BUFFER & AMP
15
16
BUFFER
Q7606
BUFFER
Q7605
V SYNC IN
H SYNC IN
3
R SEL
4
R TXT
RGB SW0
RGB SW1
B SEL
G SEL
B TXT
G TXT
2
5
BLK 1/2
R1
R2
5
B1
RGB SW0
RGB SW1
A3
B3
B4
RGB1/RGB2 SW
LINE OUT
CONNECTOR
L
R
B19
A20
H-SYNC-IN
V-SYNC-IN
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