Schematic Diagram / Wiring Side Of P.w.board - Sharp QT-CD111H Service Manual

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QT-CD111H/110H
A
IC701
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
1
0V
33
5V
2
0V
34
0V
3
0V
35
0V
0V
0V
4
36
0V
0.4V
5
37
0V
5V
6
38
SW774
3.9V
3.1V
7
39
TRACK DOWN/
8
0V
40
1.5V
REVIEW
9
5V
41
2.4V
10
4.1V
42
2.4V
SW773
11
4.1V
43
2.4V
TRACK UP/ CUE
12
0V
44
2.4V
13
0V
45
2.4V
14
0V
46
2.4V
15
0.4V
47
2.4V
SW771
16
0.4V
48
2.4V
PLAY/
17
0V
49
2.4V
REPEAT
18
0V
50
2.4V
19
0V
51
2.4V
B
20
0V
52
2.4V
SW772
21
5V
53
2.4V
STOP
22
2.5V
54
2.4V
23
2.5V
55
2.4V
24
0V
56
2.4V
R776
10K
25
5V
57
2.4V
26
5V
58
2.4V
27
0V
59
2.4V
28
0V
60
2.4V
2.4V
29
5V
61
4.8V
0V
30
62
0V
0V
31
63
3.8V
0V
32
64
C
LCD701
8
7
6
5
4
3
2
1
D
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
49
SEG12
SEG11
50
51
SEG10
52
SEG9
53
SEG8
54
SEG7
55
SEG6
IC701
56
SEG5
IX0105AW
57
SEG4
SYSTEM
58
SEG3
MICROCOMPUTER
59
SEG2
18
SQOUT P21
60
SEG1
17
DFR P20
61
SEG0
62
P00
63
P01
64
P02
E
1
2
3
4
5
6
7
8
9
10
F
CD SIGNAL
G
MAIN PWB(2/2)
H
• The numbers
1
to
1
All manuals and user guides at all-guides.com
SWITCH PWB-A2
SW761
CD LID
OPEN/CLOSE
+B
3
1
FW701
3
1
1
2
+B
R709
1K
R710
10K
R711
2.7K
R714
10K
32
C704
31
100/10
30
VREF
29
AVSS
28
32
P32
XCIN
C705
27
31
P31
0.022
XCOUT
26
P30
30
VDD
25
VSS
24
23
XOUT
R713
X701
XIN
22
4MHz
1K
21
RESET
20
PU-IN P23
R736
WRQ P22
19
1K
18
17
R715
R727
15K
14
15
16
11
12
13
1K
R726 1K
R728 1K
R729 1K
R731 1K
R732 1K
R733 1K
R735 1K
+B
+B
+B
R741
3.3K
R742
1K
Q740
2SC1815 GR
C741
R744
R740
3.3/50
10K
4.7K
C740
R743
0.01
100K
R745
10K
D741
1N4148
12
are waveform numbers shown in page 18.
2
3
Figure 12 SCHEMATIC DIAGRAM (1/4)
+B
R842
22
C848
1/50
+B
64
1
2
3
E
C803
4
0.1/50
F
R803
5
TB
15K
R802
TE–
6
100K
C804
TE
7
0.001
R804
C805
2.2K
0.033
TESI
8
C806
C807
9
SCI
R805
0.033
0.1/50
6.8K
R806
TH
10
100
TA
C808
R807
11
0.068
1K
C809
TD–
12
0.047
R809
C810
27K
R808
180P
TD
12K
13
JP
14
R811
3.3K
15
16
17 18 19 20
R813
+B
33K
R812
C813
R828
15K
0.1
1K
R829
1K
R839
GND
R815
VREF
22K
47K
R840
22K
C811
0.1
+B
5V
DIGITAL GND
PU IN
WRQ
SQOUT
DRF
SL–
SL+
RWC
CO IN
CQCK
RES
+B
IC801
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
23
2.5V
1
2.5V
2.5V
2
2.5V
24
2.5V
25
2.5V
3
2.5V
26
2.5V
4
2.5V
27
2.5V
5
6
2.5V
28
2.5V
7
2.5V
29
2.5V
8
2.5V
30
2.2V
9
2.5V
31
2.2V
10
2.5V
32
0V
11
2.5V
33
0V
12
2.5V
34
5V
13
2.5V
35
5V
14
2.5V
36
4.8V
15
2.5V
37
0V
16
2.5V
38
5V
17
2.5V
39
0V
18
2.5V
40
0V
19
2.5V
41
1.5V
20
2.5V
42
2.4V
21
2.5V
43
2.5V
22
0V
44
2.5V
4
– 12 –
Q805
S9012H
C849
0.022
R871
4.7K
50
63
62
61
60
59
58
57
56
55
54
53
52
51
49
48
NC
TBC
47
1
FIN2
FSC
46
2
FIN1
45
GND
44
SLI
C833
0.001
IC801
SLC
43
42
RFS–
LA9241M
C830
2P
(CH)
SERVO AMP.
RFSM
41
CV+
40
15
TO
34
TGL
39
CV–
16
FD
33
JP+
SLOF
38
HFL
37
TES
36
TOFF
35
34
33
21 22 23 24 25 26
29
30 31 32
27 28
C812
330P
R817
82K
R822
6.8K
C814
R816
0.01
1.5K
IC802
PIN
PIN
PIN
PIN
NO. VOLTAGE
NO. VOLTAGE
NO. VOLTAGE
NO. VOLTAGE
45
0V
1
0V
23
5V
45
2V
46
2.5V
2
0V
24
0V
46
0V
2.5V
47
3
1.5V
25
0V
47
0.1V
0V
48
4
0V
26
0V
48
2.2V
0V
2V
49
5
27
0V
49
0V
2.4V
5V
28
50
6
0V
50
2.5V
4.1V
0.3V
29
51
7
0V
51
0V
4.7V
8
0V
52
30
5V
52
2.5V
0V
9
2.5V
31
53
2.5V
53
0V
54
0V
10
2.5V
32
54
0V
0V
55
5V
11
0V
33
0V
55
0V
56
5V
12
0V
34
0V
56
4.1V
57
2.5V
13
0V
35
5V
57
4.1V
58
2.5V
14
5V
36
4.7V
58
5V
59
0.9V
15
0V
37
2V
59
0V
60
0.9V
16
4.8V
38
0V
60
2.7V
61
2.1V
17
5V
39
0V
61
2.4V
62
4.2V
18
5V
40
2V
62
0V
63
0V
19
0V
41
4.7V
63
0V
64
5V
20
0V
42
0V
64
0V
21
2.5V
43
5V
22
0V
44
2.3V
5
6
C8
0.1
C845
4.7/50
C834
0.033
R8
47K
R833
5.6K
R832
56K
R
4
C8
220
R
8
C

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