Sharp CD-ES770 Service Manual page 8

CD-ES770
DISPLAY PWB-A2
A
B
C
D
E
FFC701
16
16
15
14
13
12
11
10
9
8
F
7
6
5
4
3
2
1
1
CNP701A
G
TAPE MECHANISM
PWB-D
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1 (CD-ES700).
1
LED DRIVER
Q710
KRC102 S
2 3
1
+B
CE
DO
CLK
DI
+B_PROTECT
D_GND
S_MUTE
T_T1/T2
REC/PLAY
T_BIAS
A+10V
+B
M_+13V
+B
SW_5V
+B
SP_DET
SP_RLY
-20dB
1
2
+
SOL
M 3
TAPE
SOL
-
MOTOR
4
5
6
7
2
Figure 8 SCHEMATIC DIAGRAM (6/7)
C707
1/50
D701
1N4148H
R789
10K
R788
10K
+B
+B
3
Q717
1
KRA107 S
2
3
1
Q716
2
KRC104S
FFC702
1 7
T2 RUN R790
7
8.2K
+MTR
6
SOL2
5
SOL1
R787
4
F_REC 4.7K
3
T1 RUN
2
R786
D709
4.7K 1N4148H
GND
1
D710
7 1
CNP702A 1N4148H
3 4
– 8 –
: Changed
45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
R738 1K
58
57
R741 1K
56
R740 100
55
R746
1K
54
R730 1K
53
52
51
R732
1K
R762 R784
1K
10K
D716
1N4148H
+B
+B
Q711
3 3
KRA107 S
1 1
Q715
KRA107 S
2 2 3 2
3
Q712
1
1
KRC104S
2
Q706
Q714
KTA1273 Y
+B
KRC104 S
R777
10K
R778
10K
Q707
SOLENOID
KTA1273 Y
DRIVER
+B
R779
Q708
10K
KTA1273 Y
SOLENOID
DRIVER
5
FL701
FL DISPLAY
81 82 83 84 85 86 87 88 89 90 91 92 93
S10
VLOAD
S11
S12
S13
S14
S15
S16
(DIST 3),S17
(DIST 2),S18
(DIST 1),S19
(DIST 0),S20
IC701
IXA020AW
SYSTEM
MICROCOMP
MIC SW
ILLU LED
DIST
CLAMP SW
DISC_SW
TRAY SW1
TRAY SW2
50 49 48 47 46 45 44 43 42 41 40 39 38
+B
R
1
LED701
304VT2H3
JOG701
VOLUME
6