Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-BA160H Service Manual

CD-BA160H/1700H
A
R-CH
TO CD
1
1
SERVO
A_GND
2 2
PWB
L-CH
3
CNP11 3
CD_GND
P33 12-D 4 4
+5V
5 5
B
L
1
GND
2
TO
R
C POWER
Z
SECTION
+5V
P26 1-F
Y
GND
3
D
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
E
TAPE1
PLAYBACK HEAD
R-CH
L-CH
F
TAPE2
RECORD/
PLAYBACK HEAD
ERASE
HEAD
R-CH
L-CH
G
TAPE MECHANISM
ASSEMBLY(1/2)
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
1
R401
330
SYSTEM MUTE
Q401
KTC3199 GR
R403
2.7K
R404
2.7K
Q402
(A_GND)
KTC3199 GR
R402 SYSTEM MUTE
330
+B
(CD_GND)
C102
CHASIS
0.001
3 3
TAPE1_R
2 2
A_GND
1
1
TAPE1_L
C104
180P
7
1
M_GND
6
2
ERASE
5
3
TAPE2_R2
4
4
A_GND
3
5
TAPE2_R1
2
6
TAPE2_L1
1
7
TAPE2_L2
C105
180P
2
Figure 24 SCHEMATIC DIAGRAM (1/10)
C405
0.022
R409
10K
C439
0.001
R407
2.2K
C401
0.001
C402
0.001
R408
2.2K
R410
10K
C403 R425
22/25 22K
SWITCHING
R102
10K
0V
2
R101
10K
R103
4.7K
9.3V
0V
2
Q101
KTA1266GR
9.3V
SWITCHING
SWITCHING
R137
15K
R104
1K
+B R105
1K
Q104
0V 2SC1845 F
0.7V R110
47K
R106
0V
0V
2.2K
SWITCHING 0V
0.7V
0V
R108
0V
3.3K
Q106
2SC1845 F
SWITCHING
Q107
0V 2SC1845 F
0.7V
0V
R109
0V
0V 3.3K
Q105
2SC1845 F
0V
0.7V
R107
2.2K
0V
SWITCHING
3 4
– 24 –
C404
LC75341 AUDIO PROCESSOR
100/16
DI
1
CE
2
C407
10/50
3
VSS
C409
LOUT
4
0.1
R415
C411
(ML)
3.9K
0.1 (ML)
LBASS
5
C413
LTRE
0.0027
6
C417
1/50
LIN
7
C419
4.7/50 LSEL0
8
C421
1/50 L4
9
C423
1/50
L3
10
C425
1/50
L2
11
R417
C427
3.3K
1/50 L1
12
C441
0.0033
+B
R157
150
+B
Q102
KRC104 M
3.4V
3
1
1
3.4V
3
Q103
KRC104 M
R116
56
C116
C120
100/25
560P
C118
0.033
R118
R120
100K 3.9K
L102
C114
R114
2.2µH
1K 330P
C112
330P
24 23 22
-
R
Hich=T1 +
+
L
-
1 2 3
C113
330P
R115
C115
1K
IC101
330P
L101
2.2µH
AN7345K
R119
PLAYBACK AND R121
100K 3.9K
C107
RECORD/
0.001
C119
PLAYBACK
0.033
C121
AMP. C117
560P
100/25
R117
56
R138
15K
5
+B
IC401
CLK
24
23
VDD
VREF
22
- +
CCB
INTERFACE ROUT
21
C41
0.1(
RBASS
20
C414
RTRE 0.002
19
C418
RIN 1/50
18
C420
RSEL0 4.7/50
17
C42
R4 1/50
16
AUX
C42
1/50
R3
DECK
15
C42
R2 1/5
14
TUN
C42
R1 1/50
13
CD
MUTING
Q110
KTC3
0V
0V
R124
33K
C122
47/25
R122
5.6K
21 20 19 18 17
112K
Hich=CHROME
IC101
AN7345K
112K
6 7 8
4 5
C139
3.3/50
C137
0.022
R123
5.6K
C123
47/25
R125
33K
6