Sharp CD-PC671H Service Manual page 24

CD-PC671H/651H
A
B
TAPE1
PLAYBACK HEAD
C
R-CH
L-CH
D
TAPE2
RECORD/
PLAYBACK HEAD
ERASE
HEAD
R-CH
E
L-CH
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
PLAYBACK SIGNAL
RECORD SIGNAL
C102
0.001
TAPE1_R
1 1
A_GND
2
2
TAPE1_L
3
3
C101
0.001
M_GND
C106
1 1
180P
ERASE
2 2
TAPE2_R2
3 3
A_GND
4
4
TAPE2_R1
5
5
TAPE2_L1
6
6
TAPE2_L2
7
7
C105
180P
MAIN PWB-A1(2/3)
2 3
Figure 24 SCHEMATIC DIAGRAM (3/13)
C109
R114
KRC104 M
0.047
10K
0V
2
R113
10K
9.3V
0V
2
Q109
9.3V
KTA1266 GR
R112
10K
R102
1K
R101
1K
R104
2.2K
0.7V
0V
0V
R106
3.3K
0V
0.7V
0V
Q106
2SC2389 SE
0V
0.7V
0V
0V
R105
0V
3.3K
0V
0.7V
R103
0V
2.2K
Q103
2SC2389 SE
4
– 24 –
Q110
C153
100/16
3.4V
3
1
1
3.4V
3
Q111
KRC104 M
C118
0.033
R122
100K
C116
47/25
L102
R118
2.2µH
1K
C112
330P
24
1
C111
330P
R117
1K
IC101
L101
AN7345K
2.2µH
PLAYBACK AND
RECORD/
PLAYBACK AMP.
R119
R111
10K
5
R174
150(1/2W)
+B
R120
C120
56
560P
R126
5.6K
R124
3.9K
C122
C114
1/50
330P
NC
23 22 21 20
– +
112K
HICH=T1
112K
– +
2 3 4 5
NC
C113
330P
C115
47/25
C121
1/50
R121
R123
100K 3.9K
R125
5.6K
C117 C119
0.033 560P
56
6