Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-BK260V Service Manual

CD-BK260V/CD-BK2700V/CD-BK280V
A
MAIN PWB-A1(1/3)
R-CH
6 1
A_GND
5 2
L-CH
4 3
CD_GND
B
3 4
CD_+B
2 5
A_+B
1 6
BI601
CNS601
(A_+B) SW_5V
1
CD_+B SW_5V
2
GND
3
L-CH
4
GND
5
R-CH
6
GND
7
C
M_+12V
8
A+10V
9
GND
10
GND
11
SP_DET
12
SP_RLY
13
SW_5V
14
–VP
17
VF2
18
VF1
19
P_IN
D
20
–15V
21
E
TAPE 1
PLAYBACK HEAD
T1_R
1 1
A_GND
2 2
T1_L
3 3
CNP101
F
M_GND
1
ERASE HEAD
ERASE
1 2
6
T2_R2
5 2 3
A_GND
3 4
4
T2_R1
4 5
3
T2_L1
5 6
2
T2_L2
1 6 7
BI102
CNS102
TAPE 2
RECORD/
PLAYBACK HEAD
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
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+B
+B
R618
330
R619
330
+B
+B
+B
-B
KTA1266 GR
C102
560P
2 3
Figure 22 SCHEMATIC DIAGRAM (1/13)
– 22 –
R604
10K
Q602
R616
KTC3199 GR R606
2.2K
3.9K
R610
2.2K
C638 C636 C612
0.001
0.001
0.0027
C637 C635
0.001 0.001
R617
R611
2.2K 2.2K
+B
+B
-B
Q112~Q114: SWITCHING
R149
150
Q113
C136
R147 KRC104 M
0.022
10K
2
3
1
R146
10K
R148
4.7K 1
2 3
Q112
Q114
KRC104 M
R111
15K
C101
560P
R101
1K
Q101 R102
1K
2SC1845 F
C103
R
180P
R103
C107
2.2K
330P
R105
3.3K
Q103
2SC1845 F
L
C108
330P
R114B
1K
C104
180P
R106
3.3K
R104
2.2K
Q102
2SC1845 F
Q101~Q106: SWITCHING
R112B 15K
4
R601
1K
R602
1K
IC601
LC75341
AUDIO PROCESSOR
1
DI CLK
C610
1/50 CE
VDD
2
CCB
VREF
VSS
3 + –
INTERFACE
ROUT
LOUT
4
C608
0.1
LBASS RBASS
5
C606
LTRE RTRE
0.15
6
C614
1/50 LIN RIN
7
C616 LSEL0 RSEL0
8
4.7/50 C618
L4 AUX R4
1/50
9
C620
1/50
L3
DECK R3
10
C622
L2 TUNER R2
11
1/50
L1 CD R1
12
R608 C624
1.2K 1/50
C626
0.0056
+B
+B
L R
R137
220K
R139
10K
Q107
KTC3199 GR
MUTING
R115
56
C111
C115
R123
100/25
560P
5.6K
C113
0.033
C117
R117B 47/25
100K R119
3.9K
R113B
C125
1K
C109 22/50
330P
24 23 22 21 20 19 18 17
– – +
+
112K 56K
Hich=T1 Hich=CHROME
112K 56K
– + – +
1 2 3 4 5 6 7 8
C126
22/50
C110
330P
R118B
R120
100K
3.9K
R124
5.6K
C114
0.033
C116
C118
C112
560P 47/25
100/25
R116B
56
IC101
AN7345K
PLAYBACK AND RECORD/
PLAYBACK AMP.
5 6
24
+B
23
C60
22/5
22
C
0
21
20
C605
0.15
19
18
C6
1/5
17
C6
4.7/
16
C6
1/5
15
C6
1/5
14
C6
1/5
13
C623
1/50
-B
REC_
R138
10K
Q1
KTC31
MUT
16 15 14
9
10 11
C132
47/25
R134
10K