Sharp CD-PC672 Service Manual page 25

CD-PC672
A
B
CNS806
BI703
UN SW_5V
1 1
SW_5V
2 2
AC.RLY-CON
3 3
DS1SS133
SP_RLY
4 4
VF2
5 5
VF1 6 6
VLOAD
7 7
C
FFC701 CNP701
SPN_P
1
POWER
2
SR.MUTE
3
C.MUTE
4
S.MUTE
5
T_T1/T2
6
T_BIAS
7
REC/PLAY
8
D
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
DO
20
Q11
21
ENA
E 22
A_GND
23
SUB_VOL_IN
24
25
VR701
SUB WOOFER
VOLUME
F
DISPLAY PWB-A2
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
1
+B
R701
100K
+B
+B
D722 D721
DS1SS133
M_GND
+B
TAPE MECHANISM
PWB-F
FWM1
2+
M
–
2 4 PHM1
MM1 RUN PALS
TAPE MOTOR SENSOR
3
1
SWM3
FOOL PROOF
CNPM2
SWM4
F.A.S
SOLM1
SOLENOID
SWM5
CAM
FWM2
2 3
Figure 28 SCHEMATIC DIAGRAM (9/12)
1 2 3 4 5 6 7 8 9
Q707
KTC3199 GR
R702
100K
R703
C702
100K
1/50
R789
1K
R729
1K
R790
C721
33
47/50
+B
D704
DS1SS133
VR702
VOLUME JOG
B
C704
C703
0.001 0.001
SW_5V +B
UNSW_5V
+B
R760
10K
12V
+B
12V
KTA1271 Y
12V
R759
R758
1.2K 10K
1 1
2 2
MOTOR
3 3
1
4 4 GND
2
5 5
+12V
+B
3
6 6
T2 RUN
7 7 4
FPA
8 8
5
T1FAS
9 9
6
10 10
SOLENOIDO
7
11 11
CAM SW
12 12 8
BI701
4
– 28 –
FL701
DISPLAY
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96
S10
80
VLOAD
79
S11
78 81 S9
77 S12
S13
76
75 S14
S15
74
73 S16
S17
72
S18/DIST0
71
S19/DIST1
70 S20/DIST2
S21/DIST3
69
S22/DIST4
68 IC701
DISTOUT
SPN_P
67
IX0301AW
66
SYSTEM CONTROL
R704 1K
65
R723 10K
MICROCOMPUTER
SP-DET
64
R711 1K
SPRLY
63
R705 1K
62 POWER
HI-CUT
61
R706 1K
SR MUTE
60
R707 1K
C MUTE
59
R708 1K
S MUTE
58
R709 1K
KEY JOG B REC/PLAY
57 52
R710 1K
AC
KEY JOG A
51
56
RLY-CON
DIST0
55
R712 22K
T_T1T2
54
R713 1K
T-BIAS
53
R714 1K
52
R715 1K
51
50 49 48 47 46 45 44 43
R716 1K
A
Q702
KTA1273 Y
0V
Q703
C705
47/25
0V
D716
12V DS1SS133
5
1 VDD
CD
C
C
CD
C
SPEANA
28
TUN SM
29
T2 RUN
30
42 41 40 39 38 37 36 35
R752 R755
10K
10K
R756
R753
10K
10K
R754 R757
10K
10K
+B
6