Sharp XL 1700 Service Manual - Page 27

Schematic Diagram 6/8

Page 27 highlights

XL-1700/1700C +B LCD701 FL DISPLAY 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 +B 1 R825 2.2K 3 2 Q806 KRC102 M R824 47K +B Q804 KTA1266 GR SEG23 SEG24 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 IC701 IX0043SJ M MICROCOMPUTER/ FL DRIVER SEG25 75 SEG26 74 SEG27 73 SEG28 72 SEG29 71 SEG30 70 SEG31 69 SEG32 68 SEG33 67 R761 1K CD-STB 66 R774 1K CD-RES 65 R762 1K CCE 64 R763 1K BUCK 63 R764 1K BUS3 62 R765 1K BUS2 61 R766 1K BUS1 60 R767 1K BUS0 59 R768 1K PU-IN 58 R769 1K CLID_DW CLID_DW 57 R775 1K CLID_UP CLID_UP 56 FAN 55 R772 1K DIMMER 54 R773 1K LIGHT 53 SP_RLY 52 B-LIGHT 51 R785 1K P-CONT P-MUTE P-STB AMP_DET REMOCON SYS_STOP POWER 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 R784 47K R834 3.3K R836 1.5K IC804 TA7291S CD LID MOTOR DRIVER 98 7654321 +B C840 0.1 R838 3.3K C845 47/16 R845 82 2 3 1 Q807 KRC102 M TO SHIELD SHEET (242) 1 2 CNP705 1 2 M CNW705 M801(246-6) CD LID OPEN/CLOSE CLID_SW 1 2 CNW706 SWITCH PWB-A5 R867 150K 1 1 R866 68K 2 2 CNP706 SW802 CD LID CFW703 1 2 R813 390 CD-STB 10 CD-RES 9 CCE 8 BUCK 7 BUS3 6 BUS2 5 BUS1 4 BUS0 3 PU-IN 2 CD-RW 1 CNW704 P_STB 1 PROTECT 2 CNW703 1 2 CFW703A LED801 10 LED PWB-A8 9 8 CNP704 TO CD PWB-A3 P25 12-B 7 6 5 4 3 2 1 1 2 CNP703 TO MAIN PWB-A1 P29 11-F R776 1K SD R777 1K ST R760 1K DATA R759 1K R758 1K CD+B R756 1K R757 1K R755 1K SURR R754 1K PROTECT R752 1K CLE R751 1K R750 1K R748 1K CNP702 TO MAIN PWB-A1 P29 7,8-A P_CONT R786 47K CLE R789 47K STEREO SD P_STB P_MUTE SURROUND CE CL DO DI CLID_SW CD+B B-LIGHT CE 1 1 DI 2 2 CL 3 3 DO 4 4 STEREO 5 5 SD 6 6 7 7 8 8 9 9 D_GND 10 10 P_MUTE 11 11 CD+B 12 12 SURROUND 13 13 CNW702 CNW707 1 1 2 2 D701 1N4148 D702 1N4148 CNP707 TO MAIN PWB-A1 P29 11-A 7 8 9 10 11 12 Figure 27 SCHEMATIC DIAGRAM (6/8) - 27 -

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– 27 –
XL-1700/1700C
7
8
9
10
11
12
Figure 27 SCHEMATIC DIAGRAM (6/8)
M MICROCOMPUTER/
FL DRIVER
CD LID MOTOR DRIVER
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
M
9
8
7
6
5
4
3
2
1
91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
2
1
2
1
1
2
13
12
11
10
9
8
7
6
5
4
3
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
1
2
2
1
CD+B
P_CONT
CE
CLID_UP
SURROUND
STEREO
SD
B-LIGHT
CLID_DW
CLID_SW
DO
CL
DI
CLID_SW
P_MUTE
CLE
P_STB
CD-RW
PU-IN
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
CD-RES
CD-STB
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
CD-RES
CD-STB
PROTECT
P_STB
DATA
CLE
D_GND
SURROUND
P_MUTE
CD+B
DI
CE
CL
DO
STEREO
SD
+B
+B
+B
+B
AMP_DET
FAN
SP_RLY
PROTECT
LIGHT
DIMMER
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
REMOCON
SYS_STOP
POWER
CLE
SURR
P-STB
P-MUTE
CD+B
P-CONT
DATA
ST
SD
B-LIGHT
CLID_UP
CLID_DW
PU-IN
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
1
2
1
2
1
2
1
2
1
2
1
2
FL DISPLAY
SWITCH PWB-A5
LED PWB-A8
CD LID
OPEN/CLOSE
TO SHIELD
SHEET
(242)
CD LID
1
2
3
1
2
3
P25
12-B
TO
CD PWB-A3
P29
11-F
TO
MAIN PWB-A1
P29
7,8-A
TO
MAIN PWB-A1
P29
11-A
TO
MAIN PWB-A1
CNP702
CNP707
CNP703
CNP704
1N4148
1N4148
390
150K
68K
TA7291S
47/16
0.1
3.3K
82
1.5K
3.3K
KRC102 M
47K
2.2K
KTA1266 GR
KRC102 M
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
IX0043SJ
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
47K
47K
1K
1K
1K
1K
47K
D702
D701
CNW707
CNW702
CNW703
CNW704
LED801
CFW703
CFW703A
R813
SW802
CNP706
R867
R866
CNW706
CNP705
CNW705
M801(246-6)
IC804
C845
C840
R838
R845
R836
R834
Q807
R824
R825
Q804
Q806
LCD701
R759
R754
R776
R777
R752
R751
R755
R748
R756
R750
R758
R760
R757
IC701
R764
R765
R761
R767
R763
R773
R772
R766
R774
R785
R786
R789
R762
R769
R768
R775
R784