Sharp CD-C605H Service Manual page 20

CD-C605H
A
R-CH
1
1
A_GND
2 2
L-CH
3 3
CD_GND
4 4
+7V
5 5
+12V
B
6
6
CNS401
BI401
C
CD_+B
10
CD_GND
11
L_IN
12
A_GND
13
R_IN
14
D A_+12V
15
M_GND
16
E
TAPE1
PLAYBACK HEAD
R-CH
L-CH
TAPE2
RECORD/PLAYBACK HEAD
F
CNS102
ERASE
HEAD
R-CH
L-CH
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1
+B
R452
390
R451
390
+B
R401
330
0V
0V
0V
R402
330
CNS101
C501
TAPE1_R
1
1
0.001
A_GND 2
2
C502
TAPE1_L
3
3
0.001
CNP501
R501
10K
C503
180P
M_GND 1
1
ERASE 2
2
TAPE2_R2
3
3
A_GND 4
4
TAPE2_R1 5
5
TAPE2_L1
6
6
TAPE2_L2
7
7
C504
CNP502
180P
MAIN PWB-A3 (2/2)
2
Figure 20 SCHEMATIC DIAGRAM (5/10)
C407
4.7/50
R410
3.3K
Q401
KTC3199 GR
MUTING C452
470P
C401 R405
R408
2.2K
0.001
0.7V
0.7V
C451
C402
R406
470P
0.001
2.2K
Q402
KTC3199 GR
MUTING
R407
C403
22K
22/25
SWITCHING
Q508
KRC104 M
C505
R508
0.047
10K
0V
2
R503
10K
R509
10K
9.3V
8.6V
0V
Q501
2
KTA1266 GR
9.3V
SWITCHING
R514
1K
Q502
2SC2389 SE
R515
SWITCHING
0V
0.7V
R504
0V
0V 2.2K
0V
R505
3.3K
0.7V
0V
Q503
2SC2389 SE
SWITCHING
SWITCHING
Q504
2SC2389 SE
0V
0V
0V
0.7V
R506
0V
3.3K
0.7V
R507
0V
2.2K
Q505
2SC2389 SE
SWITCHING
3 4
– 20 –
PROCESSOR
C406
M62439SP
4.7/50
1 0V
R416 1.5K
0V
2
R415 1.5K R414
0V
3
1.5K
0V
4
C411(ML) 0V
NC 5
0.033
6 0V
C412
7 0V
0.22
R412
8 0V
330
0V
9
C404
R413 10
10/50
C413
2.2K
10/50
4.7K
C414
0.022(ML)
ZD401
R409
DZ2.4BSB
4.7K
R411
C405
3.3K
10/50
+B
R516
150
3.4V
1
C508
3
100/16
3
1
Q509
KRC104 M
SWITCHING
R522
56
C518
560P
C516
0.033
C514
47/25
1K
L501
R517 C511
2.2µH
330P
1K
C509
0V 0V 0.5V
330P
24 23 22
–
+
Hich=T1
0V
+
0V –
0V
1 2 3
C510
0.5V
330P
L502
R518
C512
2.2µH
1K
330P
C515
47/25
C517
0.033
C519
560P
R523
56
5
AUDIO
IC401
C418 4
0V 20
R422 1.5K
19
0V
R421 1.5K
0V
18
R420 1.5K
0V 17
NC
0V 16
C415 0.033(ML
0V 15
C416 0.22
0V 14
13
D
12
2.68V 11
R418
C422
5.6K
10/50
R417
560 (1/2W)
R543
82K
Q
KTC3
SWIT
0V
0.
0V
R533
27K
R531
5.6K
C520
1/50
C5
22/
0V
1.5V
21 20 19
18 17
–
112K
+
IC501
Hich=CH
AN7345K
+
112K
–
4
5 6 7 8
0.2V 0V
C
C525
22
3.3/50
C521
1/50
C523
0.022
R532
5.6K
R534
27K
R538
22K
0
6