Sony KF-WE42A1, Руководство по обслуживанию

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KF-WE42A1/WE50A1/WS60A1
RM-1022 RM-1022 RM-1022
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM (1)
– 23 – – 24 –
MUTE
MAIN-R
DD OVP
MS-R
MS-L
MAIN-L
MAIN-Y
50
MAIN-R
49
MAIN-L
47 NC
NC
NC
NC
CN8001
VAR/FIX-R
46
VAR/FIX-L
44 TEXT-PR
43 TEXT-PB
40 TEXT-Y
TEXT-PR
TEXT-PB
TEXT-Y
37 MAIN-PR
36 MAIN-C/PB
33 MAIN-Y
3
MAUMUTE
2 HDMI-RST
1 HDMI(AU)SW
20 SCLK-TV
19 SDAT-TV
18 SIRCS
15 MT-CV
9
STBY 5V
8
ST-CV
7
ST-L
5
MS-R
4
MS-L
30 SUB-C
29 SUB-Y/CV
28
+5V
5V
27 5V
25 INS-C
24 INS-Y/CV
12 MT-R
11 MT-L
22 9V
S-HSYNC
M-HMSYNC
MAFT
SAFT
I-SAP
APC-SW
HP-SW
Q8013 Q8014
Q8010
SDA SCL
YUV-SW
HDMI-RST
SIRCS
VAR-MUTE
WF
R
L
MAIN-PR MAIN-PB
MAIN-Y
Y
PB PR
HD
VD
MAIN-PR
MAIN-PB
SIRCS
SCL
SDA
MT-R
MT-L
HDMI-RST
MAFT
SAFT
S-HSYNC
YUV-SW
MS-R
MS-L
Q8006
SYNC DETECT
Q8224,8223
BUFFER
Q8226,8225
BUFFER
HD, VD
Q8213,8211
BUFFER
RF
SPLITTER
+9V
STBY 5V
+
3.3V
DD 6V
+
2.5V
C32
+
3.3V
B32
+
3.3V
C30
+
2.5V
B30
+
2.5V
C23
SUB-HS
B23
MAIN-HS
C20
SDAT-TV
B20
SCL-TV
C22
MAIN-AFT
B22
SUB-AFT
C28
DD 6V
B28
DD 6V
C27
DD 6V
C26
DD OVP
B27
DD 6V
A32
+
3.3V
C21
F-MONO
B21
I-SAP
A21
O-SAP
A22
AGC-ATT
C17
SUB-H
B17
SUB-V
C19
MAIN-PR
B19
MAIN-PB
C18
SUB-PR
B18
SUB-PB
A18
SUB-Y
A19
MAIN-Y
C8
+
5V
C14
STBY 5V
C12
+
33V
B11
+
9V
C10
+
11V
C9
+
5V
C11
+
9V
A7
HP-SW
A6
AU-W
A5
LCH
C5
RCH
A4
APC-SW
C3
TEXT-BLK
B3
O-ATT
C1
+
1.8V
B1
+
1.8V
A1
+
1.8V
2
ATT-SW
CN8003 CN8004
19
V
C16
HDMI-RST
B16
SIRCS
A16
VAR-MUTE
A17
YUV-SW
C25
+
3.3V
A25
+
3.3V
STBY 5V
+
33V +
9V
+
5V
+
11V
+
1.8V
+9V
NC
L OUT R OUT
MT-L MT-R I-SAP APC-SW SDA
+5V
SCL SCL SDA SDA SCL
MUTE
DET OUT
DET OUT2
BIL LED
ST LED
SDA SCL
AFT OUT
Q8002
BUFFER
Q8005
SYNC DETECT
M-HSYNC
Q8015-8017
MUTE SWITCH
SCL SDA
AFT OUT
DE-EM OUT
DET OUT
Q8011
BUFFER
Q8012
BUFFER
Q8004
BUFFER
Q8215
BUFFER
IC8001
RESET
1 2
IC8603
RESET
Q8227
BUFFER
Q8606
BUFFER
Q8207-8209
CLAMP
Q8206
BUFFER
Q8218,8220
WAVE SHAPER
Q8202,8203
Q8205
CLAMP
Q8201
BUFFER
Q8604
BUFFER
Q8605
BUFFER
Q8607
BUFFER
Q8609
BUFFER
Q8204
+9V
43 C2
44 CVBS/Y2
86 YS2/YM
1 CVBS/Y1
48 C1
46
Q8214
BUFFER
21
22
Q8212
BUFFER
Q8210
BUFFER
23
9
4
38
FSC OUT
Y OUT
Y
CB
CR
HD
VD
1
2
4
Cb OUT
Cr OUT
HS
VS
Xtal
X8201
14 SDA
13 SCL
R2
G2
B2
YS2/YM
7 YC IN 25
27
19
16
15
Y OUT
C OUT
SDA
SDA
SCL
SDA
SCL
SCL
IC8202
SUB COLOR DECODER
IC8203
IC8201
COMB FILTER Y/C SEPALATOR
31 CVBS0
53 HSYNC
HD
VD
55 VSYNC
71 XTALOUT
70
73 72
XTALIN
RESET RESET
48
47
46
82
81
R
52
35
34
33
36 VDS
G
B
TEXT_R
BLK
TEXT_G
TEXT_B
SDA0
SLL0
IC8601
TELETEXT DECODER
Q8222
BUFFER
Q8221
BUFFER
Q8219
BUFFER
Q8216
BUFFER
TEXT_Y
TEXT_CB
TEXT_CR
FL8201
LPF
SDA
SCL
+3.3V
AUDIO
AG(2/2)
CTR
AG(2/2)
I2C
AG(2/2)
X8601
12MHz
Q8601
5 4
IC8602
3.3V REG.
+5V +3.3V
5 4
IC8207
+5V REG.
+9V +5V
I O
TO
UG BOARD
CN1501
A
TO
G2 BOARD
CN6020
AG (1/2) (TUNER/COLOR DECODER)