Read Sharp CD-BA2010 (serv.man7) Service Manual online
CD-BA2010H
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A
B
C
D
E
F
G
H
1
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
Figure 34 SCHEMATIC DIAGRAM (3/11)
24
23
24
25
26
27
28
29
30
31
32
33
10
11
12
9
8
7
6
5
4
3
2
1
1
2
3
4
6
17
16
5
15
14
1
21
19
20
18
22
23
24
7
8
9
10
11
12
REC_R
0V
A_GND
L
AC_RLY CON
VF1
VF2
-VF
UN_SW 5V
M_+10V
+5V
SP_RLY
SP_DET
D_GND
-15V
A_+10V
CD_+B
CD_GND
M_GND
A_GND
A_GND
R_CH
L_CH
CHASIS
MECHA BASE
L
R
R
CD_+B
CD_GND
L-CH
A_GND
R-CH
T1_R
T1_L
A_GND
M_GND
ERASE
T2_R2
T2_R1
T2_L1
T2_L2
9.3V
8.6V
9.3V
0V
3.4V
3.4V
0V
0V
0V
0V
0.7V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0V
0V
0.7V
0.7
PLAYBACK HEAD
R-CH
L-CH
7
6
5
4
3
2
1
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
17
18
19
8
7
6
5
4
3
2
1
3
1
3
4
5
1
2
3
4
5
1
2
2
3
1
2
CD
TUNER
DECK
AUX
DI
CE
VSS
LOUT
LBASS
L4
L3
L2
L1
CLK
VDD
VREF
ROUT
RBASS
RTRE
RIN
RSEL0
R4
R3
R2
R1
INTERFACE
CCB
+ -
+
-
+ -
+ -
+ -
+
-
+ -
+ -
LSEL0
LIN
LTRE
Vcc
ALC
GND
ALC
RIPPLE
Nor/CrO2
-
+
-
+
Hich=T1
+
+
-
-
Hich=CHROME
56K
112K
56K
112K
CNP11
P33 12 - D
TO CD SERVO
PWB
CNS901
TO POWER
SUPPLY PWB
MAIN PWB-A1(1/2)
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
1
1
2
3
2
3
TAPE 1
RECORD/
PLAYBACK HEAD
TAPE 2
R-CH
L-CH
ERASE
HEAD
HEAD
MUTING
MUTING
+B
+B
-B
-B
+B
+B
+B
+B
+B
+B
+B
+B
P38 1 - D
C602
22/50
C608
0.1(ML)
C610
0.1(ML)
C620
1/50
C624
1/50
C62
1/50
C628
1/50
C630
1/50
IC601
LC75341
AUDIO PROCESSOR
C629
1/50
C627
1/50
C609
0.1(ML)
C607
0.1(ML)
C619
1/50
C621
4.7/50
C611
0.0027(ML)
R605
3.9K
C645
0.0022(ML)
C623
1/50
C625
1/50
C641
0.0033
(ML)
R617
3.3K
C649
0.001
C606 100/16
C604 0.022
C613
10/50
R607
10K
R613 390
R615
2.2K
C615
0.001
C616
0.001
R616
2.2K
R614
390
Q603
KTC3199GR
Q604 KTC3199GR
R612 5.6K
R611 5.6K
R621
2.2K
C635 0.001
C636 0.001
R622
2.2K
Q605
KTC3199GR
Q606
KTC3199GR
R155
150
R619 22K
C617 1/50
R620 22K
C618 22/25
R609
330
R610
330
BI601
CNS601
CNP901
R114
10K
R113
10K
Q109
KTA1266GR
C102 560P
C101 560P
CNP101
R112
15K
R102
1K
R101
1K
R108 47K
R110 4.7K
Q108
KTC3199GR
C108
560P
R104
2.2K
Q104
2SC1845F
Q106
2SC1845F
R106
3.3K
C106
180P
C153 100/16
Q110
KRC104M
Q111
KRC104M
KRC104M
R115
4.7K
CNP102
LUG1
C105
180P
Q105
2SC1845F
2SC1845F
R105
3.3K
R103
2.2K
Q103
2SC1845F
R109 4.7K
R107 47K
Q107
KTC3199GR
C107 560P
R111
15K
R119
56
C115
100/25
C117
0.033
C119
560P
C121
1/50
R131 33K
R125
5.6K
C127 0.022
R123
3.9K
R121
100K
L106 2.2
µ
H
R117
1K
C113
330P
C111
330P
330P
C128 3.3/50
R137 6.8K
R135 3.9K
C131 270P
C133
22/25
C141
47/25
R141 100
C135 0.022
C139 0.0033
R145
10K
R139
1.5K
R118
1K
C114
330P
L105
2.2
µ
H
C112
330P
330P
R122
100K
R124
3.9K
C118
0.033
C116
100/25
R120
56
C120
560P
C122
1/50
R126
5.6K
R132
33K
R134
68K
R136 3.9K
R138 6.8K
C132 270P
R140
1.5K
C134
22/25
C136 0.022
R142 100
C140 0.0033
R146
10K
C142 47/25
C145 22/25
C146 220/10
Q121
KTC319
KTC319
R153
10K
R154
10K
R156
220K
Q122
KTC3199GR
IC101
AN7345K
IC101: PLAYBACK AND RECORD/PLAYBACK AMP.
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