Read Sony KDL-32XBR950 / KDL-42XBR950 Service Manual online
3-2 KDL32XBR950/KDL42XBR950 (UC)
IC4000
LVDSI/O,MAIN CPU
AUDIO CONTROL,
DCP,TMDS TRANSMITTER,
M
DISPLAY_SIGNAL_OUT
(BLACK)
(WHITE)
DISPLAY_SIGNAL_OUT
3
LATCH
Q4414
Q4413,4415
IC4307
2
1
4
B5
P_ON
CH STATUS
RESERVER 1
NC
RESERVER 2
RESERVER 3
B3
B9
B8
B11
B13
UART_1+
UART_1-
UART_0+
UART_0-
SIRCS-
SIRCS+
SPDIF-
SPDIF+
FL
&
PROTECT
L4300-4303
D4306-4309
4
VOLTAGE CONVERT
IC4306
2
1
TMDA RECEIVER
IC4302
11
1
2
14
13
10
7
6
9
15
5
IC4300
BUFFER
11
13
12
10
4
6
3
5
2
1
8
9
A6
A4
A3
A1
A10
A8
A13
A11
B1
B7
UART_1+
UART_1-
UART_0+
UART_0-
SIRCS-
SIRCS+
SPDIF-
SPDIF+
FIELD_DET
CABLE_DET
CN4300
CABLE_DET
IC4305
7
1
6
5
2
3
M-SENSE
RST
11
13
CN4100
DATA2-
DATA2+
DATA1-
DATA1+
DATA0-
DATA0+
CLOCK+
CLOCK-
HOT_PLUGDET
DDC SCL
DDC SDA
1
2
9
10
17
18
23
24
16
6
7
TC-
TC+
T0+
T0-
T1+
T1-
T2+
T2-
VD4100-4107
LIMITTER/PROTECT
D100-4103
PROTECT
&
LIMITTER
TXO-
TX0+
TX0
TX1
TX2
9
SW
Q4125
22
21
25
24
28
27
30
8
7
MD_MDA
D_MCL
D_SCL
D_SDA
VS
HS
DEN
CLK
B2
B9
G2
G9
R9
R2
2
IC4100
14
15
5
4
57
54
63
58
55
47
56
53
44
36
43
TMDS_TRANSMITTER
31
11
6
5
3
4
9 10
1
13
12
2
SELECTOR
IC4304
15
14
IC4401
LX
LV
SX
SV
2
3
6
7
LEVEL
SHIFT
Q4101
Q4100
SHIFT
LEVEL
15
4
IC4303
SELECTOR
5
2
1
3
10 9
INV
Q4400
WP
SCL
SDA
IC4301
NVM
7
6
5
9
10
5
2
1
3
SELECTOR
IC4402
4
15
Q4404
Q4406
6
10
12
8
IC4406
BUS-SW
11
9
X4401
16MHz
POWER LEDP 47
STB-LED 46
TIMER LED 45
SET POWER CONT 44
D-OVP 49
15
XIN
13
XOUT
MP WRN
SIRCSIN
7
78
BS6.5V
IC4204
OSDH1OUT
1
2
66.1565M
X4400
3.3V
Q
CK
3
5
IC4405
FF
TRANSCEIVER
IC4400
9
5
7
3
7
6
5
3
2
1
IC4201
YS
YM
B2
B1
B0
G2
G1
G0
R2
R1
R0
79 FMONO
92 SUB-AFT
65 ANT-M
23 SUB_HIN
25 M/S_SW
19 AGC_ATT
73 O_SAP
74 I_SAP
93 MAIN AFT
OSDOSC
17
OSD-V
64
OSD-H
62
22
21
11
89
34
10
90
33
5
89
32
43 BOX_RST
51 BS_REC
ATSC_GRANT
52
CV_COMP_SW
37
B_INT
81
RESET
12
Q4426,4427
Q4411
39 NVM-RST
38
NVM-RST
DAT0
30
29 CLK0
IC4410
ANALOG-UCOM
DAT1
31
28 CLK1
57
56
55
54
56
84
3
4
42
40
76
BUS-SW3
BUS-SW1
CABLE-ERRORP
TXD-PDP
RXD-RDP
TMDS-RSTP
M-SENSEP
8
SA0
7
WP
DAT
CLK
6
5
NVM
IC4408
OUT
RESET
2
1
Q4000,4001
IC4203
PCM-SPDIF
SCL
34
33 SDA
30 XTI
28 DAUX
29 BICK
24 LRCK
31
16
TX1
PDN
PD
LRCK
BICK
SDT0
CLK0
CDTI
CCLK
CS
PD
15
16
17
19
21
13
12
11
19
IC4202
AOUTR-
27
AOUTR+
28
AOUTL+
26
AOUTL-
25
AINR
2
AINL
3
AUDIO CONTROL
SDA
SCL
GBRVOUT
GBRHOUT
DEN
GBRCLK
RST-X
CONVERTER
LEVEL
IC4004
4
RESET
62
160
159
61
63
68
188
BOUT9
BOUT2
GOUT9
GOUT2
ROUT9
ROUT2
3.3V
X4000
24M
BUS 172
93
69
64
74
65
84
79
87
82
100
97
103
99
OSD1VOUT
OSD1HOUT
YS1
YM1
OSDIBIN5
OSDIBIN7
OSDIGIN7
OSDIGIN5
OSDIRIN7
OSDIRIN5
C
Y
C
Y
IC4006
CLK
199
INV
IC4001
2
1
3.3V
196
204
192
200
106
111
157
158
129
125
130
140
136
137
148
147
149
169
183
185
189
166
191
165
164 HIN
VIN
37
35
54
53
29
30
32
38
34
33
RXOUT27
7
2
26
49
50
51
47
45
43
12
15
16
17
18
19
20
RECEIVER
39
RXCLKOUT
11
10
9
RXOUT23
41
CN4000
RXIN0-
RXIN0+
DRAIN
RXIN1-
RXIN1+
DRAIN
RXIN2-
RXIN2+
DRAIN
RXCLK-
RXCLK+
DRAIN
RXIN3-
RXIN3+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TO
PANEL
BLOCK
TO A BOARD
CN8001
M
75
94
AUDIO-CSM
AUDIO-CLKP
AUDIO-PDN
AUDIO-DATP
58
60
61
FAN-SPEED
FAN-PWR-SW
FAN-ILG-PROT
67
LINE-MUTE
Q4407-4409
D4407
77
KEY 1
NC
POWER LED
CN4404
MAIN_SLICER(NC)
SUB_SLICER(NC
BINT
RESET_GL
VP
RESET
STBY_5V
FAN-PWR-SW
LINE-MUTE
WOOFER_MUTE
CONTROL_S
SUR-R-OUT
VAR_R
VAR_L
NT-SW
MAIN_HSYNC
SUB_HSYNC
MAIN_AFT
SUB_AFT
AGC
O-SAP
I-SAP
FMONO
6a
8a
11a
11b
12a
13a
13b
14b
15a
16a
17a
17b
19b
21a
FAN-SPEED
SUR-L-OUT
SDA-STBY
SCL-STBY
SDA-MAIN
GRANT
/AC-INT
TV-RXD
/BOX-RST
P_SW(-)
TV-TXD
AC_RLY_ILINK
ATSC_OVP
AC_RLY_STBY
OVP
FAN_PROT
SCL-MAIN
22b
24a
24b
26a
26b
27a
27b
28a
28b
29a
29b
30a
30b
32a
32b
34b
35a
35b
36b
36a
37a
37b
AC_DET
STBY 5V
STBY 5V
SET 5V
SET 6.5V
SET 6.5V
SET 6.5V
SET 6.5V
SET 9V
SET 5V
40a
42b
43b
44b
45b
46b
47b
48b
49b
50b
38a
38b
39a
39b
4
R5-R7
G5-G7
B5-B7
YS/YM
CN4301
SDA
SCL
DVI_NRST
MUTE
VGA
1
2
4
5
6
UD_BINT
3
CN4501
MS1
MS2
1
2
5
3
4
13
1
2
9
CNVSS
35
36
4
IC4404
01VS
01VS
B5-B7
G5-G7
R5-R7
IC4407
4
RESET
BUS-SW2
41
CN4406
BINT
SDA
ROM-SDA
ROM-SCL
ROM-WP
2
3
5
6
7
SCL
4
CN4401
KEY 1
KEY 2
5V
P_SW
P-ON
1
2
5
7
8
STBY 5V
4
+5V
LATCH
Q4428,4429
SDA-STBY
SCL-STBY
CK
1
2
IC4002
3.3V REG
5
1
2
IC4007
3.3V REG
5
1
2
IC4003
2.5V REG
5
+6.5V
+9V
+5V
+5V
50 ATSC_OVP
ON/OFF
20
MAIN
TIMER LED
SRTBY LED
POWER LED
SCL-STBY
ILINK LED
10
11
12
9
SDA-STBY
15
14
65
68
ANT-S
ANT-M
1
IC4601
SELECTOR
6
7
5
STBY5V
5V
(12C-DEV)SDA-STBY
(12C-DEV)SCL-STBY
BUS-SEL
TMDS-RST
8
9
12C_SDA
12C_SCL
Q4102-4104,
SW
LATCH
Q4402
LATCH
MCL-4
MDA-4
SDA(12C-TMDS)
SCL(12C-TMDS)
(12C-DEV)
SDA
(12C-DEV)
SCL
5V
+2.5V
+3.3V
+3.3V
+6.5V
Q4419
Q4421
SDA(12C-DEV)
SCL(12C-DEV)
TO ANT SW
TO H2 BOARD
CN980
E
63
RESET DL
TO UD BOARD
CN7002
D
Q4501,502
IUNVERTER
Q4424,4425
IUNVERTER
88
86
87
DVI-VGA
DVI-RST
DVI-MUTE
Q4417,4420
ATSC-RXD
ATSC-TXD
X4200
9
XTI
8
XTO
D4411
57
AUDIO-PDN
85 SUBW-MUTE
Click on the first or last page to see other KDL-32XBR950 / KDL-42XBR950 service manuals if exist.