Sharp CD-BA1300H Service Manual page 18

CD-BA1300H
A
B
C
D
E
F
+
TAPE M
- -
MOTOR
G
T2 PLAY
PH
SOLENOID
SOLENOID
R.PLAY
PH
T1 PLAY
F.PLAY
TAPE MECHANISM PWB-E
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 10.
1
C708
1/50
T2 PLAY
1 1
+5V
2 2
T2 RUN
3 3
+MTR
4 4
SOL2
5 5
SOL1
6 6
7 7
T1 RUN
8 8
C710
9 9
47/25
T1 PLAY
10 10
GND
11
11
D702
12
12
F_REC
DS1SS133
13
13
DISPLAY PWB-A2
2
Figure 18 SCHEMATIC DIAGRAM (5/10)
2
1
C705
100/10
R743
33
+B
+B
+B
R748 10K
R749 10K
R750 10K
R751 10K
+B
C712
10/16
+B
Q705
KTA1271Y
D703
DS1SS133
3 4
– 18 –
FL701
FL DISPLAY
8 10 11 13 15
3 4 5 6 7 9 12 14 16 17 18
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
80
79
VLOAD
78
P9
80 P8
77
P10
76 P11
75 P14
74 P20
73
P13
72 P16
71 P15
70
DIST0
69
DIST1
IX0337AWZZ
68 DIST2
DIST3
67
SYSTEM
66
MICROCOMPUTER
65
64
63
62
31 KEY 0
61
60 32 KEY 1
SPN
R741 1K
59 33 KEY 2
DISTOUT/SW OUT
58
KARAOKE LATCH 54 T2 PLAY SW_B
57 MIC IN 53
T1 PLAY SW_A
+B
56
FPB 52 CD CLAMP SW
R737 1K
55
FPA 51 T2 RUN
R736 1K
54
R735 1K
53
R734 1K
52
R733 1K
51
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
+B
C711
R760
10/16
1K
R761
1K
12V
0V
12V
Q704
KTA1271Y
+B
R768
10K
12V
0V Q706
R767
KTA1273Y
10K
12V
MOTOR
DRIVE
5
19 20 22 23 24 25 27 28 29 30 31 32
21 26 33
2
1
VDD 1
2
-20dBATT
3
S-BUSY
100 9G
R702
T-BIAS 4
R703
T_T1/T2 5
R704
REC/PLAY 6
R705
7
RES OUT
R706
DRF 8
R707
WRQ 9
R708
RESET 10
X2 11
IC701
12
X1
X
13
VPP/IC
4.19
XT2 14
R709
CD INT 15
VDD 16
R710
17
CD CLK
R711
CD DI 18
R712
CD DO
19
R713
CD CE 20
R714
21
CE
R715
22
CLK
R716
23
DI
R717
DO 24
AVSS 25
R718
M-BUSY/TUN SM 26
SPEANA3 27
SPEANA2
28
SPEANA1 29
SPEANA0 30
+B
LED722
4204SRT7
+B
+B
+B
R775
10K
R776
10K
R777
10K
+B
6