Sharp CD-XP500 Service Manual page 28

CD-XP500/CD-XP5500
A
LED A PWB-B3
LED704
BI703
A503BC2E
B
LED B PWB-B4
LED703
BI704
A503BC2E
C
D
E
P23 12 - F
CNP701A
TO MAIN PWB
F
FFC701
TAPE MECHANISM
PWB-F
PH
TAPE
1
MOTOR
2
-
G 3
M
+
4
5
SOLENOID
6
SOLENOID
7
8
PLAY
F. PLAY
CASSETTE
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
DISPLAY PWB-B1
+B
+10V
R749
1 1 1
270
2 2 2
CNS703
+B
1 1 1 R751
270
2 2 2
CNS704
R797
680
LED706
4204UYT7
R796
680
+B
LED708
4204UYT7
R790
680
17
CE
17
DO
16
CLK
15
DI
14
+B_PROTECT
13
LVL_DET
12
D_GND
11
S_MUTE
10
T_T1/T2
9
REC/PLAY
8
T_BIAS
7
M_+13V
6
A+10V
+B
5
SW_5V
4
SP_DET
3
SP_RLY
2
–20dB
1
1
FFC702
CNP702
1
T2_PLAY SW
1
GND
2
T2 RUN
3
+MTR
4
SOL2
5
SOL1
6
F_REC
7
T1 RUN
8
8
2
Figure 28 SCHEMATIC DIAGRAM (7/10)
LED DRIVER
Q710
R794
KRC102 M
1.5
3
2
C707
1/50
1
C706
Q705
47/25
KTC3199 GR
R752
33
LED DRIVER
Q701
KRC102 M
2 3
1
LED DRIVER
Q703
KRC102 M
3
2
1
R772
R770
+B
DS1SS133
D710
DS1SS133
R740
4.7K
3 4
– 28 –
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 16 15 14 13
R793
1K
R792
100K
D704
DS1SS133
R798
R800
R757
R746
R734
10K
10K
R735
FPA/FPB
MOTOR DRIVER
Q706
KTA1273 Y
D709
Q707
KTA1273 Y
C712
47/25
Q708
KTA1273 Y
R760
8.2K
Q707, Q708: SOLENOID DRIVER
5
FL701
FL DISPLAY
81 82 83 84 85 86 87 88 89 90 91 92
S11
80
S12
79 VLOAD
1 VDD
S13
78
77 S14
76
S15
S16
75
74
DIST3/S17
DIST2/S18
73
72 DIST1/S19
DIST0/S20
71
S21
70
DIST
69
1K
STOP LED IC701
68
REV_PLY_LED
67
IX0524A
1K
FOR_PLY_LED
66
SYSTE
65
MICROCOM
64
1K
ILU_LED1
63
RDS READY/ESS DO
62
RDS RDCL/ESS DI
61
RDS RDDA/ESS STB
60
RDS RST/ESS ACK
59
52
MPEG POWER T1 RUN
58
T2 RUN
DISC NO SW V_ONLY 51
57
KARAOKE LATCH
56
MIC SW
55
O/C_SW
54
1K
53
1K
52
1K
51
50 49 48 47 46 45 44 43 42 41 40 39
R732
1K
+B
+B
R765
R780
4.7K
10K
+B
R775
10K
R776
10K
LED7
SLR342
JOG701
JOG VOLUME
+B
R777
10K
R778
10K
+B
R779
10K
6