Sharp CD-PC1881V Service Manual page 29

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RV95
6.8K
CV11
0.022
100
99
98 9 7 9 6 9 5 9 4 9 3 9 2 9 1 90 8 9 8 8 8 7 8 6 8 5 8 4 8 3 8 2 8 1 8 0 7 9 7 8 77 7 6
VDD
1
2
HD7
HD6
3
HD5
4
5
HD4
99
CDI
GND
6
100
GND
HD3
7
8
HD2
HD1
9
CV6
HD0
1 0
27P(CH)
GND
1 1
1 2
GND
XV2
1 3
X1
27MHz
X2
MPEG DECODER
4 1
CV7
1 5
VDD
27P
6 1
CKSEL
(CH)
1
7
VDD
1
8
GND
1 9
HCS
GND
2
6
2
0
HRD
2 1
HWR
2 7
RESET
2 2
HA
2
3
HSELX
HSELA
24
2 5
VDD
CV9
0.022
2
6
2 7
2 8
2
9
3 0
3 1
3 2
3 3
CV10
47/6.3
7
8
CD VIDEO PWB-B (2/2)
VIDEO SIGNAL
CV39
100/10
4
5
3
6
CV40
22/6.3
2
7
CV41
4.7/25
1
8
RV96
33K
CV17
0.01
CV18
100/10
RV61
100K
CV15
4.7/25
RV60
100
+B
7 5
VDD
7 4
GND
MD8
7 3
MD9
7 2
7 6
GND
MD10
7 1
MD11
7 0
GND
6
MD12
6
MD13
6 7
MD14
6 6
MD15
6 5
GND
6 4
ICV2
VDD
6 3
MD0
6 2
MD1
1 6
D61012GC
MD2
6 0
MD3
59
MD4
5 8
GND
5 7
MD5
5
4 9
MRAS
5 5
MD6
5
0
5 4
GND
MD7
5 3
MCAS
MWE
5 2
VDD
5 1
3 4
3
5
3 6
7 3
3 8
3 9
40
4 1
4 2
4 3
44
4 5
4
6
4 7
4 8
4 9
5
0
+B
9
Figure 29 SCHEMATIC DIAGRAM (12/12)
– 29 –
+B
+B
RV62
150
RV63
150
1
1
2
2
+B
9
8
CV24
0.022
CV21
0.022
6
CV20
0.022
+B
CV23
47/6.3
10
11
CD-PC1881V
JACK PWB-G
JKV1
1
1
VIDEO OUT
2
2
DV1
1SS133
CHASIS
GND
DV2
1SS133
VDD
40
1
VSS
2
DQ0
DQ15
3 9
DQ1
DQ14
3 8
3
DQ2
DQ13
7 3
4
5
DQ3
3 6
DQ12
VDD
3
5
6
VSS
DQ4
DQ11
3 4
7
DQ5
3 3
8
DQ10
9
DQ6
DQ9
32
DQ7
DQ8
3 1
1 0
3 0
1 1
1 2
LCAS
2
9
1 3
WE
2 8
UCAS
RAS
2 7
4 1
OE
1 5
A8
2
6
6 1
A0
A7
2 5
A1
A6
24
1
7
A2
A5
1
8
2
3
A3
1 9
A4
2 2
2
VDD
VSS
2 1
0
CV25
0.022
12

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