Read Sharp CD-BA3000 (serv.man4) Service Manual online
– 23 –
CD-BA3000H
Figure 23 SCHEMATIC DIAGRAM (6/10)
7
8
9
10
11
12
C722
47/50
BI703
IC701
o SERIAL NO. 006XXXXX)
om SERIAL NO. 007XXXXX)
M MICROCOMPUTER
M MICROCOMPUTER
C726
470/6.3
C725
0.022
R773 1K
R776 1K
R778 1K
R779 1K
R780 1K
R781 1K
XL701
4.1943MHz
C723
15P
C724
18P
R782 1K
R783 1K
R700
10K
R775 1K
R772 1K
R771 1K
R770 1K
R784 1K
R785 1K
R786 1K
R787 1K
R788 1K
R789 1K
R790 1K
R790 1K
C736
47/16
C737
0.022
0.022
R769
1K
R767 1K
R766 1K
R768 1K
R760 1K
R762 1K
R761 1K
R759 1K
R758 1K
R756 2.2K
R755
2
.2K
R751 10K
R728
3.9K
(1/2W)
R795
10K
R757
10K
R765 10K
R764 10K
R763 10K
L701
100
100
µ
H
D717
1SS133
Q709:RESET
Q709
KRC102M
R796 47K
D716 1SS133
C729
3.3/50
R798
4.7K
C728
0.01
C727 0.1/50
C730 0.022
D718 1SS133
C733
47/25
C732 0.022
C731 10/50
R799
100
D720
1SS133
D721
1SS133
IC704
KIA7042AP
RESET
RX701
N63H380A
Q713
KTA1271Y
RS729
680
Q715
KTA1271Y
RS721
1K
RS722
1K
Q714
KTA1271Y
Q716
KTA1271Y
RS728
1K
RS730
680
RS727
1K
RS718 10K
RS719 22K
RS720 1K
RS713 1K
LED710
LED711
LED712
LED709
RS714 1K
RS710 1K
R811 1K
R812
1K
R810
1K
RS712 1K
IC702
BU2092F
RD27
1K
RD25
680
RD30
2.7K
RD35
33K
RD33
10K
RD32
5.6K
RD29
2.2K
RD31
3.9K
RD34
18K
RD36
100K
RD26
820
RD28
1.5K
RD13
680
RD14
820
SW714
DIMMER
SW715
X-BASS
SW716
EQUALIZER
RD12
100K
RD09
10K
RD08
5.6K
RD11
33K
RD10
18K
RD06
2.7K
RD07
3.9K
RD04
1.5K
RD03
1K
RD05
2.2K
RD01
680
RD02
820
SW712
DISC
SKIP
SW713
OPEN/
CLOSE
SW711
DISC 3
SW710
DISC 2
SW709
DISC 1
SW703
TIMER/
SLEEP
SW702
CLOCK
SW701
POWER
C720
0.001
C721 0.001
BI705B
BI705A
BI704
CNS704
M701
VOLUME
MOTOR
SW719
CD
SW725
MEMORY/
SET
SW726
PRESET
DOWN
SW723
TAPE
SW731
REC
PAUSE
SW734
TUNER
(BAND)
SW732
TUNING
UP
SW733
VIDEO/
AUX
SW728
PLAY
SW727
PRESET
UP
SW729
STOP
SW724
TUNING
DOWN
CNP704
REMOTE
SENSOR
JOG701
JOG
LED709~LED712: SLI325YC
LED722: 4204SRT7
LED722: 4204SRT7
IC702: INPUT/OUTPUT EXPANDER
CNS703
D705
1SS133
SW704
PTY.PI
SW705
EON
SW706
ASPM
SW707
DISPLAY
MODE
SW708
STATION
M
1
B
VOL_DOWN
VOL_UP
M+
M-
M+
+
VSS
DATA
Q2
Q3
Q6
Q7
Q8
Q9
Q11
OE
__
VDD
Q10
P19 12 - E
TO CD SERVO PWB
CD INT
WRQ(DSP)
CD CE
CD DO
CD DI
RES OUT
D_GND
L
R
63Hz
10KHz
A
1
3
3
1
G12
OPEN
AVREF
SPEANA1
XT2
DRF
RES OUT
-20dBATT
F
CLOSE
SW
5V BACK UP
T_SOL 2
F
F
G11
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
C RLY_CONT
T_SOL 1
SMUTE
VSS
REMOCON
JOG 0
JOG 1
SYS STOP
KEY 0
KEY 1
KEY 2
KEY 2
SPEANA0
SPEANA2
SPEANA3
TUN SM / M-BUSY
AVSS
DO
DI
CLK
CD DO
CD CLK
VPP/IC
DP REQ
S-BUSY
CE
G13
CD INT
WRQ
CD DI
CD CE
RESET
AVDD
X2
X1
VDD
LCK 0
LCK 1
2 3 4 5
1
7 8 9
6
10
2 3 4 5
1
7 8 9
6
10
DRF
CLAMP SW
CD CLK
G01
G02
G03
G04
G05
G06
G07
G08
G09
G10
G13
G12
N A
Q5
Q4
Q1
Q0
LCK
CLOCK
2
3
4
5
3
4
5
1
2
2
3
3
1
1
7
8
9
8
9
6
12
13
14
15
13
14
15
11
17
18
19
18
19
10
16
20
22
23
24
25
23
24
25
21
27
28
29
28
29
26
30
32
33
34
35
31
32
33
31
37
38
39
36
40
42 41
43
88 89 90
92 93 94 95
91
97 98 99
96
100
VDD
4 3 2 1
5
4
2
3
3
2 1
5
4 3 2 1
5
1
2
3
1
12
13
14
15
11
17
18
10
16
2
3
4
5
3
4
5
1
7
8
9
8
9
6
+B
+B
+B
+B
+B
+B
CNP12
+B
+B
+B
+B
+B
+B
+B
1
2
3
JOG PWB-G2
SWITCH PWB-A5
VOLUME MOTOR
PWB-G1
2
3
1
7
8
9
6
12
13
14
15
11
17
18
10
16
FW701
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