Sharp CD-BA200 Service Manual page 23

8 37 36 35 34 33 32 31 30 29 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6
81 82 83 84 85 86 87 88 89 90 91 92 93 94
80
P6
79 VLOAD
P7
78
77 P8
76 P9
P10
75
74 P11
73 P12
P13
72
71 P14
70 P15/DIST0
P16/DIST1
69
IC701
68 P17/DIST2
IX0332AW
SYSTEM
67 P18/DIST3
MICROCOMPUTER
P19
66
P20
65
P21
64
P22
63
62 P23/MOV VOL CONT CLOSE
P24/MOV VOL CONT OPEN
61
60 P25/SPN B
59
DIST_OUT/SW OUT/SPN A
58 KOK LATCH L
2 1K
MIC IN O
57
52 CD CLAMP SW
3 1K
FPB (R_REC)
56
51 T2 RUN
4 1K
FPA (F-REC)
55
0 1K
T2 PLAY SW_B
54
1 1K
T1 PLAY SW_A
53
2 1K
52
43 1K
51
44 1K
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
720
0K
+B
+B
R757
R795
10K
+B
C720
0.001
JOG701
JOG
+B
7
3 2 1
95 96 97 98 99 100
VDD 1
R773 1K
-20dBATT 2
R774 1K
S-BUSY 3
LCK 1 4
R776 1K
LCK 0 5
DP REQ 6
R778 1K
RES OUT 7
R779 1K
DRF 8
R780 1K
WRQ 9
R781 1K
10
RESET
C723
X2 11
18P
C724
X1 12
18P
XL701
VPP/IC 13
4.19MHz
XT2
14
R782 1K
CD INT 15
+B
VDD 16
R783 1K
CD CLK 17
R784 1K
CD DI 18
R785 1K
CD DO 19
R786 1K
CD CE 20
R787 1K
CE 21
R788 1K
CLK 22
R789 1K
DI 23
R790 1K
24
DO
AVSS 25
R775 1K
TUN SM/M-BUSY 26
R770 1K
27
10KHZ SPEANA3
+B
R771 1K
63HZ SPEANA2 28
R772 1K
SPEANA1
29
R
SPEANA0
30
L
+B
R763
+B
+B 10K
10K
R765
10K
+B
+B
+B
RD25 RD26 RD27
680 820 1K
SW724
SW722 SW723
TUNING/
TAPE
CD
TIME
DOWN
RD13 RD14
680 820
SW714 SW715 SW716
DIMMER X_BASS/
EQUALIZER
MEMO
RD01 RD02 RD03
680 820 1K
SW702 SW703
SW701
POWER CLOCK TIMER
8 9
Figure 23 SCHEMATIC DIAGRAM (6/10)
P19 12 - E
TO CD SERVO PWB
CNP12
1 2 3 4 10
5 6 7 8 9
1 2 3 4 5 6 7 8 9 10
C725
0.022
C726
220/10
R700
10K
IC703
KIA7042P
RESET
+B
R798
4.7K
L701
D717
100µH
1SS133
3 IC703 1
C729
3.3/50
2
2 3
C730
RESET 1
0.022
Q709
KRC102M
C728
0.01
RD30 RD31 RD32
RD28 RD29 RD33
1.5K 2.2K 2.7K 3.9K 5.6K 10K
SW725 SW726 SW727
SW728 SW729
PRESET
MEMORY PRESET PLAY/ STOP
SET DOWN UP REPEAT
RD04 RD05 RD06
RD07 RD08 RD09
1.5K 2.2K 2.7K 3.9K 10K
5.6K
SW709
DISC 1
10
– 23 –
CD-BA200
CNS703
BI703
DISPLAY PWB-A2
C734
47/16
C735
0.022
18
1 VSS VDD
DATA
2 17
OE
C738
CLOCK
3 Q11 16
470P
RS701
RS710
LCK
15
4 Q10
1K 1K
LED701 STOP
5 14
Q0 Q9
RS702 1K
RS709
LED702
6 Q1 Q8 13
PLAY
RS703
12
LED703 7 Q2
Q7
1K
FF
RS708
8 Q3 Q6 11
10K
RS704
LED704
Q4 Q5
9 10
REW 1K
IC702
LED701~LED704: 4204UYT7 BU2092
INPUT/OUTPUT
EXPANDER
+B
D721
1SS133
D720
1SS133
+B
RX701
LN63H380A
R799
100
1 2
3
C733
47/25
RD34 RD35 RD36
15K 33K 100K
SW732
SW731 SW733 SW734
TUNING/
REC/ VIDEO TUNER
PAUSE TIME UP (BAND)
RD10 RD11 RD12
18K 33K 100K
SW712 SW713
SW710 SW711
DISC OPEN/
DISC 2 DISC 3
CLOSE
SKIP
11
+B
+B
T_REC/PLAY
T_T1/T2
22K
T_BIAS
+B
12