Sharp CD-BK1600V Service Manual page 26

CD-BK1600V/1800V/190V
A
CNS402
1
1
2 2
P23 12-D
3
CNP11 3
TO CD VIDEO
4
4
PWB
5 5
B
20
21
C
22
23
24
D
TAPE1
E PLAYBACK HEAD
R-CH
L-CH
TAPE2
RECORD/
PLAYBACK/
ERACE HEAD
CNS102
ERASE
HEAD
1 1
2 2
F
3 3
R-CH
4 4
5 5
6 6
L-CH
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
1
R-CH
A_GND
L-CH
CD_GND
+5v
+B
R401
BI402
330
R403
5.6K
R404
L 5.6K
A_GND
R402 KTC3199 GR
330
R
+5V
+B
CD_GND
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
AUDIO SIGNAL
LUG961
C102
0.001
TAPE1_R
1
3
2 A_GND 2
1 3
TAPE1_L
C103
0.001
C104
180P
M_GND
1
ERASE
2
TAPE2_R2
3
A_GND
4
TAPE2_R1
5
TAPE2_L1
6
TAPE2_L2
7
C105
180P
2
Figure 26 SCHEMATIC DIAGRAM (7/12)
C407
10/50
R409
R415
10K
3.9K
Q401
KTC3199 GR
R407
2.2K
C401
0.001
C402
0.001
R408
2.2K
R417
Q402
1.2K
R410
10K
C403
R425
22/25
22K
Q102
KRC104 M
R102
10K
0V
2 3
R101
1
10K
R103
4.7K
1
9.3V
8.6V 0V 3
2
Q101 Q103
9.3V
KTA1266 GR KRC104 M
R137
15K
R104
1K
Q104 R105
1K
2SC1845 F
R106
0V
2.2K
0.7V
0V
0V
0.7V
0V
R108
0V
3.3K
Q106
2SC1845 F
Q107
2SC1845 F
0V
0.7V
0V
R109
3.3K
0V
0V
0.7V
R107
0V
2.2K
Q105
2SC1845 F
3 4
– 26 –
+B
IC401
LC75341
AUDIO PROCESSOR
DI
1
CE
2
CCB
3
INTERFACE
VSS
C409 0.1(ML)
LOUT
4
C411 0.1(ML)
5
LBASS
C413 0.0027
6
LTRE
C417 1/50
7
LIN
C419 4.7/50
LSEL0
8
C421 1/50
L4
9
AUX
C423 1/50
L3
10
DECK
C425 1/50
L2
11 TUN
C427
L1
12
CD
1/50
+B
R157
150
(1/4W)
3.4V
C108
100/16
R124
4.7K
R116
56
C116
100/10
C114
R114
330P
1K
C112
330P
23 22 21 20
24
-
R 112K
+
Hich=T1
+
L 112K
-
1 2 3 4 5
C113
330P
R115
C115
1K
330P
R123
C119
5.6K
0.033
C117
C121
100/10 R125
560P
R117
4.7K
56
R138
15K
5
+B
CLK
24
+B
23
VDD
C408
10/50
VREF
22
- +
C410
ROUT
21
0.1(ML)
C412 0.1(ML)
RBASS
20
C414 0.0027
RTRE
19
C418 1/50
RIN
18
C420 4.7/50
RSEL0
17
C422 1/50
R4
16
C424 0.047
R3
15
R4
1.2
C426 1/50
R2
14
C428
R1
13
1/50
R142
220K
Q110
KTC3199 GR
R14
R140
0V
10K 10K
0
0.7V
0V
C128
22/25
19 18 17 16 15 1
-
56K
IC101 +
Hich=CHROME
AN7345K
+
56K
-
6 7 8 9 10 1
C129
22/25
C135
47/25
R135
10K
C143
R129
0.0022
8.2K
6