Read Sharp CD-BA1500 (serv.man7) Service Manual online
CD-BA1500H
– 32 –
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B
C
D
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G
H
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
Figure 32 SCHEMATIC DIAGRAM (9/10)
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
9.3V
9.3V
9.3V
9.3V
0V
0V
8.6V
9.3V
9.3V
4.2V
4.2V
-25.7V
-25.7V
-25.7V
-25.7V
-25.7V
-25.7V
3.3V
3.3V
3.3V
M10V
F
F
T2 RUN
F
F
F
F
G11
G10
G09
G08
G07
G06
G05
G04
G03
G02
G01
P01
P02
P03
P04
P05
P06
P07
P08
P09
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
KEY 0
KEY 1
KEY 2
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
50 49 48 47 46 45 44 43 42 41
39 38 37 36 35 34 33 32 31
S-BUSY
SP_RLY
SPK_DET
USE
DISTOUT/SW OUT
SPN
MIC IN
FPB
PLAY SW_A
T1 RUN
AVref
SP
XT2
DRF
FPA
CD CLAMP
SW
SW
T_SOL_B
VDD
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
VLOAD
P16/DIST1
P17/DIST2
P18/DIST3
P19
P20
P21
P22
KARAOKE LATCH
PLAY SW_B
AC RLY_CONT
VDD
TIMER LED
T_MOTOR
T_SOL_A
SMUTE
VSS
REMOCON
NO
SYS STOP
SP
S
N
M-BUSY/TUN SM
AVSS
DO
DI
CLK
CD DO
CD CLK
VPP/IC
RES OUT
REC/PLAY
CE
P15/DIST0
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
CD INT
WRQ
CD DI
CD CE
RESET
AVDD
X2
X1
VDD
T_T1/T2
T-BIAS
1
2
3
4
5
6
7
2
3
4
5
6
7
8
9
9
10
11
12
11
12
13
COM
T1 RUN
T2 SOL
MTR +
T2 PLAY
T2 RUN
+5V
T1 SOL
R_REC
T1 RUN
F-REC
4
1
1
8
7
7
2
3
3
5
6
6
4
1
1
8
7
7
2
3
3
5
6
6
40
13
12
11
10
9
8
7
2
1
3
4
5
6
5
6
-
-
+
M
TAPE MECHANISM PWB-D
TAPE
MOTOR
DISPLAY PWB-A2
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
22
23
24
25
21
27
28
29
20
26
30
32 31
33
34
35
37
38
39
36
13
13
1
1
SOLENOIDE
SOLENOIDE
R672
10K
10K
R671
10K
R670
10K
R675
1K
R674
1K
R673
1K
R669 10K
R668 1K
R667
1K
LED722
R659
1K
R661 2.2K
R663 2.2K
R664 2.2K
R665 2.2K
R653
1K
R654
1K
R656
10K
R660
10K
Q608
KTC3199 GR
R655
1K
R658
47K
D615
DS1SS133
DS1SS133
C618
10/16
R650
68K
R649
10K
Q604
KTC3199 GR
R638
47K
R637
1K
C617
10/16
D611
DS1SS133
Q607
KTA1273 Y
R662
10K
R651
10K
R652
10K
Q606
KTA1271 Y
Q605
KTA1271 Y
D614
DS1SS133
D613
DS1SS133
C620
47/25
CNP703
C611
0.022
ZD601
DZ6.2BSC
C610
0.022
C614
2.2/50
R627
100K
D604
DS1SS133
R626
100K
100K
C613
2.2/50
D603
DS1SS133
C612
2.2/50
R625
100K
D602
DS1SS133
R636
68K
R624
270
R623
270
IC702
KIA4558P
OPE AMP.
R618
220K
220K
R617
220K
220K
R613
820K
820K
C605
270P
270P
C601
270P
270P
R603
10K
R607
33K
R608
68K
R604
12K
C602
0.0027
R614
390K
D601
DS1SS133
DS1SS133
R605
56K
C603
0.0068
R609
470K
470K
C604
0.0068
R619
2.2M
C607
0.022
R615
150K
150K
R620
180K
C608
0.022
R610
15K
IC703
KIA4558P
OPE AMP.
R612
1M
C606
0.0027
R621
33
Q601
KTC3199 GR
R601
1K
R602
100K
Q602
KTC3199 GR
R606
1K
R611 100K
Q603
KTC3199 GR
R616
1K
R622
100K
C609
47/50
C616
1/50
FL701
FL DISPLAY
D610
DS1SS133
R640 1K
R642 22K
R646 1K
R645 22K
R644 1K
R643 1K
R648 1K
R725
10K
R632 10K
R629 10K
R629 10K
R633 10K
R634 10K
R635 10K
R634 10K
R635 10K
R
R
R
R
R
R
R
R
R
R
R
R
R
R
XL
R
R
R6
R
R
R
IC701
IX0329AW
SYSTEM
MICROCOMPUTER
R647 1K
R
R6
FC702
+B
+B
+B
+B
+B
+B
–B
+B
+B
+B
+B
+
+B
+B
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