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

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