Sharp CD-C472 Service Manual page 22

CD-C472/C3400/C3400C/C3800/C3800C
A
CNS11
+B
M_12V 6 6
+B
5 5
7.3V
D_GND 4 4
CNP11
L-CH 3 3
TO CD SERVO PWB
A_GND
2 2
P21 12-C
R-CH 1 1
BI601
FW601
TAPE REC
27
B
TAPE BIAS
26
T1/T2
25
SUB_VOL IN 24
SUB_VOL OUT
23
HP_SW 22
LCH 21
A_GND
20
RCH 19
–VP 18
VF2 17
VF1
16
R MUTE
15
CNS701
D.P CE
14
TO DISPLAY PWB
F MUTE 13
P24 5-G
POWER
12
C MUTE 11
C
DO
10
CL 9
8
DI
7
CE
6
QS_MO
QS_AC 5
QS_BYP_AR 4
+5.6V 3
2
M_12V
1
D_GND
CNP601
D
E
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
1
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P28 6-D
TO TUNER & DECK SECTION
5 9 7 8 6 3 1
11 12 16 17
+B
R522
1K
C509
0.1 (ML)
R521
1K
R514
1K
C501
0.1
(ML)
+B 4.7V
4.7V
C510 0.47/50
5.4V
C512 4.7/50
4.7V
C511 0.47/50
5.4V
C513 4.7/50
4.6V
C516 0.15/50
4.6V
C518 3.3/50
4.6V
C520 0.15/50
3.7V
C522 0.15/50
3.5V
C525 3.3/50
3.4V
C526 0.15/50
5.4V
C528 4.7/50
4.8V
C529 0.47/50
5.4V
C530 4.7/50
4.7V
C533 0.47/50 4.7V
C543
0.1
(ML)
+B
+B
2 3
Figure 22 SCHEMATIC DIAGRAM (3/10)
4 2
13 14 10 15
R518
1K
R519
1K
C549 100P
C550 100P
C551 100P
R501
100K
R502
100K
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
R503
1K
49 2.3V 32
OSC
DC_OUT3 31
50 5V
OSC
R_RECT
51 30
4.7V VDD
DC_OUT4
52 29
4.7V A/D
L_RECT 28
53 4.7V
NS
54 VLR_TH 27
4.7V D/A
VLR_1
55 IC501 26
4.7V DC_OUT
56 VLR_2 LV1035M
4.7V 25
DC_OUT
57 VCS_2 DOLBY PRO LOGIC 24
4.7V L_OUT
VCS_1 DECORDER
58 23
4.7V R_OUT
59 VCS_TH
4.7V 22
S_OUT
L+R_RECT
60 21
–0.1V D_GND
DC_OUT2
61 20
0.6V IREF
L-R_RECT
62 2.5V DET 19
DC_OUT1
63 18
9.4V VCC
64 0V 17
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16
C541 220/16
C514 0.082 (ML)
C515 0.0033 (ML)
C517 0.082 (ML)
C519 0.47/50
R510
C534 C521 0.33/50
18K
0.1 (ML)
C523 10/50
C542
C524 10/50
220/16
C527 10/50
+B
R530
R531
3.3K
3.3K
R529
330
R636
Q605
10K
KRC104 M
1 4V
0V 0V
2
3
D602 D603
1SS133 1SS133
4
– 22 –
X501
C561
0.022
R505
4.7K
R506
4.7K
R507
1K
R508
39K
C531
2.2/50
C563
0.022
R509
4.7K
R512
4.7K
R511
1K
R637
4.7K
D604
1SS133
5 6