Sharp CD-BA2010H Service Manual page 34

CD-BA2010H
R-CH
1
A
A_GND
2
P33 12 - D
L-CH
CNP11 3
CD_GND
TO CD SERVO
4
PWB
CD_+B
5
CNS601
L_CH
B
1
A_GND
2
R_CH
3
A_GND
4
A_+10V
5
CD_GND
6
CD_+B
7
D_GND
8
P38 1 - D
M_GND
CNS901
9
TO POWER
-15V
SUPPLY PWB 10
C
SP_DET
11
SP_RLY
12
+5V
13
M_+10V
14
UN_SW 5V
15
AC_RLY CON
16
-VF
17
VF2
18
VF1
19
D
CNP901
CHASIS
E
MECHA BASE
TAPE 1
PLAYBACK HEAD
R-CH
1
2
L-CH 3
F
1
ERASE
2
HEAD
3
R-CH
4
5
6
L-CH
7
TAPE 2
G
RECORD/
PLAYBACK HEAD
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
1
MAIN PWB-A1(1/2)
1
2
3
4
5
+B
R621
2.2K
R609
330
R610
330
+B
R622
2.2K
+B
-B
+B
+B
-B
+B
+B
R113
10K
LUG1
9.3V
8.6V
Q109
KTA1266GR
9.3V
SWITCHING
T1_R
1
A_GND
2
T1_L
3
SWITCHING
Q104
0V 2SC1845F
0.7V
R104
2.2K
0V
C106
M_GND
1
180P
0.7V
ERASE
2
R106
0V
T2_R2 3.3K
3
Q106
2SC1845F
A_GND
4
SWITCHING
T2_R1
5
T2_L1 6
T2_L2
7
Q105
2SC1845F
SWITCHING
C105
180P
0V
R105
3.3K
0V
R103
2.2K
0V Q103
2SC1845F
SWITCHING
2
Figure 34 SCHEMATIC DIAGRAM (3/11)
C613
R607
10/50
10K
R615
2.2K C611
0.0027(ML)
C615
0.001
C616
0.001
R616
2.2K
R614
390
R155
150
SWITCHING
Q110
KRC104M
R114
10K
3.4V
0V
2 3
1
R115
0V
4.7K
1
3.4V
2 3
0V
Q111
KRC104M
SWITCHING
R112
15K
R102
1K
R101
1K
R
C112
330P
0V
0V
0V
L
C111
330P
0.7V
0V
0V
0V
0.7V
R111
15K
3 4
– 34 –
+B
AUDIO PROCESSOR
1
DI
CE
2
CCB
VSS
INTERFACE
3
LOUT
4
C609
C607
0.1(ML)
0.1(ML)
5
LBASS
R605
3.9K LTRE
6
C619
1/50
LIN
7
C621
4.7/50
LSEL0
8
C623
1/50 L4
9
C625
1/50
L3
10
C645
C627
0.0022(ML)
1/50
L2
11
R617
3.3K
L1
12
C629
1/50
C641
0.0033
(ML)
L R
R120
R132
56
33K
C116
100/25
R126
5.6K
C118 C120
C122
0.033 560P
1/50
R122
R124
100K 3.9K
L105
C114
R118
2.2µH
330P
1K
24 23 22 21 20 19
112K
-
IC101
+
AN7345K
Hich=T1
+
-
112K
1 2 3 4 5 6
R117
C113
1K
330P
R121 R123
100K 3.9K
R125
5.6K
C117
0.033
C119 C121
560P
1/50
C115
100/25
R119
56
IC101: PLAYBACK AND RECORD/PLAYBACK AMP.
5
+B
IC601
LC75341
24
CLK
+B
VDD 23
VREF
+
24
- C602
22/50
ROUT
25
C608
0.1(ML)
RBASS
26
C610
0.1(ML)
RTRE
27
C620
1/50
RIN
28
RSEL0
29
C624
1/50
AUX R4
30
C62
1/50
DECK
R3
31
C628
1/50
R2
TUNER
32
C630
1/50
CD R1
33
R156
220K REC_R
0V
R154 R153
10K 10K
0.7
0.7V
Q121
0V
Q122
KTC319
KTC3199GR
MUTING
MUTING
C134
22/25
18 17
16 15 14 1
-
56K
+
Hich=CHROME
+
56K
-
7 8 9 10 11 12
C133
22/25
C141
47/25
R145
10K
6