CD-BA3000 (serv.man4). Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams - Sharp Audio Service Manual (repair manual). Page 9

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CD-BA3000H
– 22 –
Figure 22 SCHEMATIC DIAGRAM (5/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
Q710
KTC3199GR
R713
100K
R714
100K
R715
100K
Q711
KTC3199GR
Q712
KTC3199GR
RS723
1K
RS724
1K
RS725
1K
R701
100K
R704
100K
R716
100K
Q702
KTC3199GR
R705
1K
R719
1K
Q703
KTC3199GR
Q701
KTC3199GR
R702
1K
C709
47/50
R724
33
C715
47/50
R725
10K 
R726
10K 
D723
1SS133
D722
1SS133
D707
D708
D709
D710
D711
D707~D711:1SS133
IC701
IX0333AW(To SERIAL NO. 006XXXXX)
IX0366AW(From SERIAL NO. 007XXXXX)
SYSTEM MICROCOMPUTER
R
R
R
R
R
R
X
4.1
R741 1K
R740 1K
R794 1K
R742 1K
R743 1K
R744 1K
R
R
R7
R7
R7
R7
R
R
R
R
R
R
R
C719
47/25 
FL701
R767 1K
R766 1K
R768 1K
R760 1K
R762 1K
R761 1K
R759 1K
R758 1K
R756 2.2K
R749
10K 
R717 1K
R750 1K
R755 2.2K
R747 1K
R754 2.2K
R753 1.8K
R748
1K
R751 10K 
R746 10K
R712 10K 
R706 10K 
R707 10K 
R709
10K 
R708
10K 
R777 10K
R732 68K
R733 68K
R795
10K
R757
10K
R765 
R764 
R763 
SW
DIM
R
68
SW7
POW
D715 1SS133
R739 470K
R738
1K
R735 470K
Q706 KTC3199GR
Q707
KTC3199GR
Q708
KTA1273Y
MOTOR
DRIVER
R734
1K
C717
2.2/50
C716
2.2/50
D714 1SS133
R736
10K 
Q704
KTA1271Y
R737
10K 
R752
10K 
Q705
KTA1271Y
D712
1SS133
D713
1SS133
SW
C
CNS701
CNS702
LED722
4204SRT7
FFC701
FFC702
R791
10K
TUN_SM
M_+10V
-
+
63Hz
10KHz
63Hz
10KHz 
S_MUTE
SPN_A
SPN_B
P21  10 - H
TO MAIN PWB
F_REC 
GND 
T1  PLAY 
T1  RUN
R_REC
SOL1
SOL2
+MTR
+5V 
T2  RUN
T2  PLAY 
MM1
TAPE
MOTOR
SP  DET
P25
P24
P23
G15
G14
G12
AC_RLY  CON
SP_RLY
-VF
VF2
VF1
UN_SW  5V
+5V
DI
CE
DO
CLK
SPAN_LCH
SPAN_RCH
M_+10V
-20dB  ATT
T_T1  T2
T_BIAS
REC/PLAY
D_GND
P19 
P20
P24  /MOV  VOL  CONT  OPEN 
P25/SPN  B
MIC  IN
FPB  (R_REC) 
TI  RUN
AVREF 
SPEANA1 
XT2 
DRF 
RES  OUT 
-20dBATT
F
FPA  (F-REC) 
P23  /MOV  VOL  CONT  CLOSE  
T2  RUN
CD  CLAMP  SW 
5V  BACK
10V 
12V 
10V 
10V 
0V
0V
T_SOL  2 
F
F
F
G11
P01
P02
P03
P04
P05
P06
P07
P08
P09
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
VLOAD 
P12 
P13
KOK  LATCH 
T2  PLAY  SW_B
T1  PLAY  SW_A
SP  DET
SP  RLY
AC  RLY_CONT 
VDD 
TIMER  LED 
T_MOTOR 
T_SOL  1 
SMUTE 
VSS 
REMOCON 
JOG  0 
JOG  1 
SYS  STOP
KEY  0 
KEY  1 
KEY  2 
SPEANA0 
SPEANA2 
SPEANA3 
TUN  SM  /  M-BUSY 
AVSS
DO
DI
CLK 
CD  DO 
CD  CLK
VPP/IC
DP  REQ
S-BUSY
CE
P11 
P10 
P9
P8
P7
P6
P5
P4
P3
G15
G14
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
12
13
14
15
11
17
18
19
10
16
22
23
24
25
21
27
28
29
20
26
2
3
4
5
1
7
8
9
6
12
11
10
13
2
3
4
5
1
7
8
9
6
12
11
10
13
G01
G02
G03
G04
G05
G06
G07
G08
G09
G10
G13
P1
P2
G12
P18/DIST3 
P17/DIST2
P16/DIST1
P15/DIST0
P14
P22
P21
DIST_OUT/SW  OUT/SPN  A
2
3
4
5
1
7
8
9
6
12
13
14
15
11
17
18
19
10
16
20
22
23
24
25
21
27
28
29
26
30
32
33
34
35
31
32
33
31
37
38
39
36
40
42 41
43
44
45
47
47
48
49
46
67
68
69
66
72
73
74
75
71
70
77
78
79
76
80
80
57
58
59
56
62
63
64
65
61
60
52
53
54
55
51
50
52
51
82 83 84 85
81
87 88 89
86
90
92 93 94 95
91
97 98 99
96
100
VDD
DISPLAY PWB-A2
+B
29
1
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
CNP702
TAPE MECHANISM PWB-E
+B
SWM2
T2 PLAY
SWM4
R. PLAY
SWM3
F. PLAY
SWM1
T1 PLAY
SOLM2
SOLENOID
SOLM1
SOLENOID
PH1
PH2
3
7
8
9
6
12
13
14
15
11
17
18
19
10
16
53
57
58
29 20
56
50
52 51
43
44
45
47
48
49
46
40
42 41
33
34
35
37
38
39
36
30
32 31
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