Sharp CD-C462, Руководство по обслуживанию

Страница: 18 / 44

CD-C462/C462C
– 18 –
Figure 18 SCHEMATIC DIAGRAM (5/10)
A
B
C
D
E
F
G
H
1
2 3 4 5 6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
9
8
7
6
5
4
3
2
1
12
11
10
12
11
10
9
8
7
6
5
4
3
2
1
M
2
1
4
3
2
1
–
+
TAPE MECHANISM
PWB-D
2
1
R706 1K
IC701
IX0192AW
SYSTEM MICROCOMPUTER
R747 2.2K
Q707
KRC107 M
Q708
KRC107 M
Q709
KRC107 M
R758 10K
Q702
KTA1273 Y
C711 47/25
FL701
DISPLAY
Q701
KTC3199 GR
R788
1K
R778 100K
C716
47/25
D712 1SS133
Q703
KTA1271 Y
R787 33
R760 10K
R786 10K
R784 10K
R746 2.2K R751 1K R754 1K R755 1K
R741 1K
R753 1K R750 1K R752 1K R748 1K R749 2.2K
R744 1K R743 10K R742 2.2K
R711 1K R709 1K R705 1K
R738 1K
R713 1K R708 1K
R739
1K
R740 1K
R703 22K R702 1K R712 1K R710 1K R714 1K R701 1K
R757 10K
R782
820
R781
820
R783
820
LED706
333YTH2
LED704
333YTH2
LED702
333YTH2
LED701
333YTH2
LED703
333YTH2
LED705
333YTH2
R785 2.2K
C702 220/10
C701 0.022
R704 1K
C712 1/50
C713 1/50
R722 10K R721 10K R779 10K
R728 8.2K
R737
10K
C705
0.001
R727 3.3K
R731 8.2K R730 8.2K
R726 1K
R732 1K
R734 1K
R735 1K
R733 1K
R723 1K
R724 1K
R725 1K
XL701
P0003AW C703
15P
C704
18P
R736 1K
R729 8.2K
JK701
HEADPHONE
JACK
BI701
R759 1.2K
9 8 7 6 5 4
19 18 17 16 15 14 13 12 11 27 26 25 24 23 22 21 10 20
8 7 6 5 4 3 2 1
40
39
40
39
38
37
36
35
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
1 2 3 4 5 6 7 8 9 10 11 18 22
34
33
32
31
30
29
28
27
26
25
26
25
12 13 14 15 16 17 19 20 21 23 24
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
R745
1K
+B
+B
L-CH
P2 P3 P4 P5
1 2 3 4 5
VLOAD
DO
DI
CE
CL
VDD IC REMOCON SYSTEM STOP
X1
X2
VSS
AVREF
AVDD
KEY-0
KEY-1
KEY-2
KEY-3
AVSS
RESET
CD DSP SQOUT
CD DSP COIN
CD DSP CQCK
CD DSP RWC
CD DSP WRQ
VDD
T0 T1 T2 T3 T4 T5 T6
T7
T8
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12 S13 S14 S15
9G 4G 3G 2G 1G 8G
7G
6G
5G
P17
P18
P19
P12
P1
P6
P7
P8
P9
P10
P11
P14
P20
P13
P16
P15
F F P15 P16 P13 P20 P14 P11 P10 P9 P8 P7 P6 5G 6G 7G 8G P1 P12 P19 P18 P17 1G 2G 3G 4G 9G F F
MOTOR
GND
+12V
T2 RUN
FOOL PROOF
T1 RUN
SOLENOIDO
MECHA STOP
XT2
CD DSP RES
CD T.T OPEN/CLOSE
CD UP/DOWN,DISC NO
T2 RUN PLSE
QS_MO
QS_AC
DRF
CD PUIN CD SL+ CD SL–
T1/T2
TAPE SOL TAPE MOTOR D.P CE T1 RUN PLSE TAPE MECHA STOP
TAPE REC
TAPE BIAS
POWER FHANTOM NORMAL PASS
P04
F MUTE TAPE F.P. C MUTE R MUTE
VF1 –VP VF2
TAPE REC
TAPE BIAS
C MUTE
CL
R MUTE
F MUTE
D.P CE
T1/T2
R762
10K
DOLBY PASS
DOLBY NORMAL
DOLBY PHANTOM
CE
DI
DO
POWER
QS_BYP_AR
RCH
A_GND
HP_SW
CNP601
4.2V
24.2V
24.2V
12V
12V
12V
12V
0V
0V
0V
0V
0V
0V
0V
0V
8.9V
8.9V
3.8V
3
3
2
1
2
1
3 2
1
CNPM1 CNSM1
PHM1
RUN PALS
SENSOR
MM1
TAPE
MOTOR
FWM1
CNPM2
FWM2
SWM4
F. A. S
SWM5
CAM
SOLM1
SOLENOID
SWM3
F. P.
TO MAIN PWB
P16 2-C
+B
+B +B
0V
4.2V
0V
0V
4.2V
2.3V
1.8V
0V
4.2V
0V
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
–24V –24V –24V –24V –24V –24V –24V 4.2V 0V 4.2V 4.1V 4.2V 0.9V 0.2V 0V 4.2V 4.2V 0.2V 4.2V 0V 0V 0V 0V 0V
–27.1V
–18V –18V
–27.1V
4.1V
0V 0V
4.3V
0V
4.2V 4.1V
4.2V
0V
4.2V
4.2V
12V 12V 2.1V
0V
4.2V 4.1V 4.2V
0V 0V
–25V
–-18V
–27.1V
–27.1V
–27.1V
–17.9V
–27.3V
–14.8V
–24V
–18.6V
–15.3V
–27.1V
–27.1V
0V
–24.2V
–24.2V