Read Sharp HT-CN400DVH (serv.man3) Service Manual online
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HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 22 SCHEMATIC DIAGRAM (9/12)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
EARPHONE PWB-B2
DISPLAY PWB-B1
STAND-BY
PWB-B3
PWB-B3
RB301
4 3 2 1
RB304
CN600
TO
MAIN PWB
P21 11-H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TA301
ON/STAND-BY
LD301
AC1
AC2
-24V
LED3
POW
B5V
VFD_SDA
VFD_SCL
+5V
IR
VFD_DATA
VFD_CLK
VFD_STB
RB303
CN609
TO
MAIN PWB
P19 11-6
1
2
3
4
2
3
4
C301
104
C302
104
C303
104
R306
100K
100K
R307
100K
100K
Q301
C945
SN201
SENSOR
1 2 3
JK301
R301
22K
22K
R302
1K
R303
1K
ZD301
6V
R308
100
C306
100UF
C304
104
C307
100UF
C305
104
R311
1
R309
1
R310
1
R315 10K
R320
560
C309
221
R313
4.7K
R314
4.7K
1
2
3
IC302
IMP809SEUR
RESET
Q302
CM5051
CM5051
R305
1K
1
2
3
4
CN301
R304
1K
R312
33
Q303
CM5051
R321
1K
R322
10K
10K
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