Sharp CD-PC672 Service Manual page 19

CD-PC672
TO TUNER SECTION
P27 12-F
1 2 3 4 5 6 7 8 9
A
B
FFC701
CNP502
1
SPN_P
2
POWER
3
SR_MUTE
C MUTE 4
S_MUTE 5
T1/T2 6
TAPE BIAS 7
REC/PLAY
8
H/PSW
9
TUN SM 10
D_GND 11
D_GND 12
SPEANA3 13
SPEANA2
14
C
SPEANA1
15
M_+12V
16
CLK 17
R522 1K
CE 18
R521 1K
DI 19
DO
20
Q11
21
ENA
22
A_GND
23
SUB_VOL_IN 24
SUB_VOL_OUT 25
D
CNP701
TO DISPLAY PWB
P28 1-D
E
F
G
MAIN PWB-A1(1/3)
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
1
TO DECK SECTION
P25 12-B
10 11 12 13 14 15 16 17 18 19 20 21
+B
+B
+B
C510 0.47/50
C512 4.7/50
C511 0.47/50
C513 4.7/50
C516 0.15/50
C518 3.3/50
C520 0.15/50
C522 0.15/50
C525 3.3/50
C526 0.15/50
C528 4.7/50
C529 0.47/50
C530 4.7/50
C533 0.47/50
2 3
Figure 22 SCHEMATIC DIAGRAM (3/12)
R518 1K
R519 1K
R516 1K
C549
R523 1K
R517 1K C551
R501
100K
R520
R502 100K
C550
C501
0.1
(ML)
48 47 46 45 44 43 42 41 40 39 38 37 36 35
49
50 DC_OUT3
R_RECT
51
49 L_BPF3
DC_OUT4
52
L_RECT
53
VLR_TH
54
IC501
VLR_1
55
LV1035M
VLR_2
56
DOLBY PRO LOGIC
57 VCS_2
VCS_1 DECORDER
58
VCS_TH
59
64 R_BPF3
L+R_RECT
60
DC_OUT2
61
L-R_RECT
62
63 DC_OUT1
64
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
C542
C543
220/16
0.1(ML)
R511
1K
C546
0.022
+B
R513
R515
3.3K
3.3K
R514
330
4
– 22 –
TO CD SERVO PWB
P21 12-C
CNP11
1 2 3 4 5 6
1 2 3 4 5 6
+B
100P
100P
22K
100P
X501
34 33
R503
R504
1K
1M
OSC 32
C547 0.022
31
OSC
C541 220/16
VDD 30
C514 0.082(ML)
A/D 29
C515 0.0033(ML)
NS 28
C517 0.082(ML)
D/A 27
C519 0.47/50
DC_OUT 26
C521 0.33/50
25
DC_OUT
R505 4.7K
C523 10/50
24
L_OUT
R506 4.7K
C524 10/50
23
R_OUT
R507 1K
C527 10/50
S_OUT 22
R509 4.7K
D_GND
21
R512 4.7K
R508 39K
IREF
20
C531 2.2/50 C532 220/16
DET 19
C563 0.022
18
VCC
NC 17
R510
18K
+B
+B
5 6
CNS11
BI401
+B
0.
0
C408
C410
C412
C414
C416
C418
C420
0.0047(M
C42
1/50
+B
D402
DS1SS13
0V
0V
3 2
4V 1 Q405
KRC104 M