Sharp CD-E500 Service Manual - Page 29

Schematic Diagram 10/11

Page 29 highlights

CD-E500 CD-E55/E44 VFD701 FL DISPLAY VF1 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 G9 G8 G7 G6 G5 G4 G3 G2 G1 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P17 P16 64 63 62 61 60 59 58 57 56 55 54 53 52 51 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P17 P16 P4 50 P3 49 P2 48 P1 47 VDD3 46 45 +B 44 43 42 01 41 8SJ 40 OCOMPUTER 39 G1 38 G2 37 G3 36 G4 35 G5 34 G6 33 G7 32 G8 31 POWER_KEY X-BASS/DEMO SYS_STOP RDS_VSM T1_TAPE1_SW MODE_CKECK FAN_PRT KEY2_IN VDD1 KEY1_IN G9 IRQ 17 18 19 20 21 22 23 24 25 26 27 28 29 30 C705 0.1 1K T2_TAPE2_SW R747 1K R745 C718 24P L701 0.82µH GND R753I 82K R753H 82K R753G 82K R753F 82K R753E 82K R753D 82K R753C 82K R753B 82K R753A 82K R752A 82K R752B 82K R752C 82K R752D 82K R752E 82K R752F 82K R752G 82K SW702 POWER ON/STAND-BY SW701 X-BASS /DEMO R751 1K RX701 GP1UM271 REMOTE SENSOR 123 C709 100/10 C710 0.047 R760 C708 47 100P EQUALIZER VOLUME UP VOLUME DOWN OPEN/CLOSE DISC SKIP VIDEO/AUX TAPE PRESET DOWN PLAY/REPEAT PRESET UP STOP SW719 SW720 SW721 SW703 SW704 SW705 SW706 SW707 SW708 SW709 SW710 R765 75K TUNER (BAND) CD R766 15K REC/PAUSE R767 8.2K MEMORY/SET R768 5.6K TUNING TIME R769 DOWN 3.9K TUNING TIME R770 UP 2.7K TIMER/SLEEP R771 2K R772 1.5K CLOCK R773 1.2K R774 1.2K SW722 SW723 SW724 SW711 SW712 SW713 SW714 SW715 R780 75K R781 15K R782 8.2K R783 5.6K R784 3.9K R785 2.7K R786 2K R787 3.9K C707 0.1 6 10 R742 10K R743 10K R746 33K L703 0.82µH +B R749 10K R750 10K L705 0.82µH +B +B +B D702 1N4148 D703 1N4148 +B R761 1K D704 1N4148 R762 1K R763 3.3K Q702 KRC102 M 1 3 2 C711 0.1 D705 1N4148 R764 100K C713 0.01 ZD701 DZH03C3+ C712 33/16 R776 +B 1K Q703 R778 KSC1815 GR 10K R777 10K R779 120 R775 82 Q704 KSC1815 GR R790 1K C716 47/16 7 8 9 10 11 12 Figure 29 SCHEMATIC DIAGRAM (10/11) - 29 -

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– 29 –
CD-E500
CD-E55/E44
Figure 29 SCHEMATIC DIAGRAM (10/11)
7
8
9
10
11
12
+B
+B
+B
+B
+B
+B
+B
FL
DISPLAY
47/16
0.82
μ
H
3.9K
0.82
μ
H
0.82
μ
H
10K
10K
X-BASS
/DEMO
POWER
ON/STAND-BY
1K
1K
10K
10K
33K
1.5K
1.2K
2.7K
3.9K
5.6K
5.6K
3.9K
1.2K
2.7K
2K
2K
15K
75K
15K
75K
8.2K
8.2K
1K
100P
100/10
47
GP1UM271
REMOTE
SENSOR
0.047
0.01
KSC1815 GR
1K
10K
1K
1K
82
1K
1N4148
120
DZH03C3+
1N4148
10K
1N4148
100K
KSC1815 GR
33/16
3
2
1
3.3K
1N4148
KRC102 M
0.1
10
0.1
24P
0.1
8SJ
OCOMPUTER
1
2
3
VDD1
KEY1_IN
KEY2_IN
MODE_CKECK
T2_TAPE2_SW
T1_TAPE1_SW
RDS_VSM
SYS_STOP
X-BASS/DEMO
POWER_KEY
IRQ
G1
G2
G3
G4
G5
G6
G7
G8
G9
VDD3
P1
P2
P3
P4
GND
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P6
P1
P11
P12
P7
P8
P13
VF1
G1
P9
P14
G7
P10
G3
P3
P2
P4
P5
G5
G6
G4
G2
G8
EQUALIZER
REC/PAUSE
MEMORY/SET
VIDEO/AUX
TIMER/SLEEP
PRESET
UP
VOLUME
UP
VOLUME
DOWN
PRESET
DOWN
PLAY/REPEAT
TUNING
TIME
DOWN
TUNING
TIME
UP
DISC
SKIP
TAPE
TUNER
(BAND)
CD
OPEN/CLOSE
CLOCK
STOP
G9
P15
P16
P17
FAN_PRT
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
64
63
62
61
60
59
58
57
56
55
54
53
52
51
49
50
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
29
30
28
27
26
25
24
23
22
21
20
19
18
17
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
82K
VFD701
C705
L705
L701
L703
R749
R750
6
C707
C718
SW701
SW702
R747
R745
R742
R743
R746
01
R761
R762
D704
D703
D702
C711
Q702
D705
R764
C712
R763
C713
C716
Q704
R790
R778
R776
R775
ZD701
R777
Q703
R751
C708
C709
R760
RX701
C710
SW703
SW709
SW710
SW704
SW705
SW706
SW707
SW708
SW719
SW720
SW721
R772
R774
R768
R769
R773
R770
R771
R766
R765
R767
R787
R785
R784
R783
R786
R781
R780
R782
R752G
R752F
R752E
R752D
R752C
R752B
R752A
R753I
R753H
R753G
R753F
R753E
R753D
R753A
R753B
R753C
SW711
SW715
SW714
SW713
SW712
SW722
SW723
SW724
R779