Sharp CD-PC1881V Service Manual page 22

CD-PC1881V
A
CNSV2
1
MD1
1
MDO
2
MDCK
3
B
MBUSY 4
4
CNS806
+B
UN SW_5V
1 1
+B
SW_5V
2 2
AC.RLY-CON
3 3
SP_RLY
4 4
VF2 5 5
C
VF1 6 6
VLOAD 7 7
FFC701 CNP701
1
1
POWER
2
SR.MUTE
3
C.MUTE
4
S.MUTE
5
T_T1/T2
D 6
T_BIAS
7
REC/PLAY
8
H/PSW
9
TUN_SM
10
D_GND
11
D_GND
12
SPEANA3
13
SPEANA2
14
SPEANA1
15
M_12V
16
CLK
17
CE
18
DI
19
E
DO
20
Q11
21
ENA
22
A_GND
23
24
25 25
VR701
20K(B)
F
SUB WOOFER
VOLUME
DISPLAY PWB-A2
G
SWM4
F.A.S
SOLM1
SOLENOID
SWM5
CAM
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 38.
1
All manuals and user guides at all-guides.com
+B
R701
100K
D722
DS1SS133
M_GND
+B
TAPE MECHANISM
PWB-F
FWM1
2+
M
–
2 4 PHM1
PHOTO
MM1
1
TAPE MOTOR INTERRUPTER
2
1 3
3
SWM3
4
FOOL PROOF
5
CNPM2
6
7
8
9
10
11
12
FWM2
2 3
Figure 22 SCHEMATIC DIAGRAM (5/12)
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
Q707
KTC3199 GR
R702
100K
R703
C702
100K
1/50
R729
1K
R790
C721
33 47/50
D721
DS1SS133
+B
D704
DS1SS133
VR702
VOLUME JOG
B A
C703
C704
0.001 0.001
LED724
SLI342YCJ
LED723
SLI342YCJ
R725
390
SW_5V +B
UNSW_5V
+B
R760
10K
Q702
12V
KTA1273 Y
12V 0V
Q703
KTA1271 Y
12V 0V
12V
R759
R758
1.2K 10K
1
2
BI701
MOTOR
3
1
4 GND
2
5
+12V
+B
3
6
T2 RUN
4
7
FPA
8
5
T1FAS
9
6
10
SOLENOIDO
7
11
CAM SW
12 8
4
– 22 –
FL701
FL DISPLAY
R789
1K
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96
S10
80
79 VLOAD
S11
78 81 S9
S12
77
S13
76
75 S14
S15
74
S16
73
S17
72
S18/DIST0
71
S19/DIST1
70
S20/DIST2
69
68 S21/DIST3
IC701
S22/DIST4
67
IX0340AW
DISTOUT
66
R704 SYSTEM CONTROL
65 MBUSY
1K
R723
MICROCOMPUTER
64 SP-DET
10K
R711
SPRLY
63
1K
R705
POWER
62
1K
HI-CUT
61
R706
60 SR MUTE
1K
R707
C MUTE
59
1K
R708
S MUTE
58
1K
R709
KEY JOG B 52 REC/PLAY
57
1K
R710
KEY JOG A 51
56 AC RLY-CON
1K
55 MDO
R712
T_T1T2
54
22K
R713
53 T-BIAS
1K
R714
52
1K
51
R715
50 49 48 47 46 45 44 43 42 41 40
1K
R716
1K
R746
8.2K
R752
8.2K
R753
8.2K
R754
8.2K
C705
47/25
D716
DS1SS133
5 6
1
VDD
CD
C
C
CD
C
SPEANA
28
TUN SM
29
T2 RUN
30
39 38 37 36 35
R755
10K
R756
10K
R757
10K
+B