Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-E88 Service Manual

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CD-E88
CNS601
BI601
R-CH
1
1
A_GND
2
3
A
L-CH
4
3
CD_GND
4
5
CD_+B
+B
5
6
+B
7
6
D_GND
7
8
LD+7V
+B
8
9
LD+7V
10
CNP5
A_5V
TO
11
CD SERVO
PWB
D+5V
P21 12-D
12
CD_GND
13
B
L-CH
14
A_GND
15
R-CH
16
CD_D_GND
17
CD_A_GND
18
C
D
E
TAPE1
PLAYBACK HEAD
CNP101
T1_R
1
1
A_GND
2
2
T1_L
3
3
F
ERASE HEAD
M_GND
1
1
ERASE
2
2
T2_R2
3
3
A_GND
4
4
T2_R1
5
5
T2_L1
6
6
7
T2_L2
7
TAPE2
CNP102
G
RECORD/
PLAYBACK HEAD
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 29.
1
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
SYSTEM
MUTE
R617
R615
2.2K
4.7K
R619
330
SYSTEM
R614
MUTE
4.7K
R618
330
R616
2.2K
R
C102
560P
C101
560P
Q102
KTC3200 GR
R104
0V
2.2K
0.7V
0V
C104
R106
180P
3.3K
0.7V
0V
Q104
KTC3200 GR
SWITCHING
SWITCHING
Q103
C103
KTC3200 GR
180P
0V
0.7V
R105
3.3K
0V
0.7V
R103
2.2K
0V
Q101
KTC3200 GR
2
3
Figure 12 SCHEMATIC DIAGRAM (1/10)
C609
R605
1/50
10K
R613
390
Q601
KTC3199 GR
R611
R607
2.2K
3.9K
R610
2.2K
Q602
KTC3199 GR
R612
390
L
R146
10K
9.3V
8.6V
Q112
9.3V
KTA1266 GR
SWITCHING
L
R112
15K
R102
1K
R101
1K
R114
1K
R
C108
330P
0V
24
0V
0V
1
L
C107
330P
R113
1K
IC101
AN7345K
PLAYBACK
AND
R109
RECORD/
4.7K
0V
PLAYBACK
0V
AMP.
0V
R107
47K
R111
15K
4
– 12 –
R601
1K
R602
1K
IC601
LC75341
AUDIO PROCESSOR
1
DI
CE
2
CCB
VSS
3
INTERFACE
– +
LOUT
4
C605
C607
0.1
0.12
LBASS
5
C611
LTRE
0.0022
6
C613
1/50
LIN
7
C615
4.7/50
LSEL0
8
C617
1/50
L4
AUX
9
C619
1/50
L3
10
DECK
C621
1/50
L2
11
TUNER
L1
CD
12
C623
1/50
SWITCHING
Q113
KRC104 M
R147
10K
3.4V
0V
2
3
R148
1
4.7K
0V
1
0V
3.4V
2
3
Q114
KRC104 M
SWITCHING
R
R116
R122
56
12K
C112
C116
R124
47/25
560P
5.6K
C114
0.033
C118
47/25
R118
100K
R120
3.9K
C110
330P
IC101
R128
AN7345K
5.6K
23
22
21
20
19
+
112K
Hich=T1
+
112K
2
3
4
5
6
C109
330P
R119
3.9K
R117
100K
C117
47/25
C113
0.033
R123
C115
5.6K
C111
560P
47/25
R121
R115
12K
56
5
C653
C601
220P
220/16
24
CLK
+B
23
VDD
C603
22/50
VREF
22
ROUT
21
C608
0.12
RBASS
20
C606
0.1
RTRE
19
C614
1/50
RIN
18
C616
4.7/50
RSEL0
17
C618
1/50
R4
16
R3
C620
1/50
15
C622
1/50
R2
14
R1
13
C624
1/50
R149
150
R13
220
REC_R
R139
R138
10K
10K
0
0.7V
0V
Q108
KTC
KTC3199 GR
MUTING
C126
22/50
18
17
16
15 14
56K
+
Hich=CHROME
+
56K
7
8
9
10
11
C125
22/50
6

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