Sharp XL-1000H Service Manual page 32

XL-1000H/1100H
XL-1100H
A
B
LAMP PWB-A7
C
24V
5V
GND
LMP701
CFW701B
3 2 1
D
3 2 1
CFW701A
E
D_GND
1 1
P_CONT
2 2
USWD_5R6V
3 3
F
+B
G
+B
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
1
+B
D722 D723
1N4148 1N4148
5V
R7A0
R7A9
1K
3.3K
Q701
0.4V
KRC102 M
R7A6
Q702
1K
KTC3199 GR
4.8V
2
0.4V
0V 3
R7A7
1K
1
0V
R7A8
82
Q708
KTA1266 GR
5V
5V
5V
4.2V
R796
1K
R797
2.2K
Q707
KTA1266 GR
24.5V +B
Q706
24.5V
R792
KRC102 M
47K
2
0.1V
23.7V
R793
10K
1
2 3
Figure 32 SCHEMATIC DIAGRAM (7/12)
SW727
FUNCTION
SW726
REW
R706
PRESET DOWN
3.9K
SW718
VOLUME DOWN
SW725
CD STOP
R707
SW713
TUNING DOWN
2.7K
VOLUME UP
R708
2.2K
SW712
SW722 CD PLAY/ PAUSE
R710
TUNING UP
MEMORY/SET
2.7K
R720A
1.2K
SW711
SW721
FF
R711
BASS/TREBLE
PRESET UP
1.2K
R723 47K
SW709
ON/
STAND-BY R702
10K
SW710
CD LID
OPEN/CLOSE
R795
47K
R721
10K
L702
2.2µH
+B
+B
R7B0
R7A5
10K
10K
RX701
R7A3
REMOTE 100
0.4V
SENSOR
1.1V
R7A4
120
0.4V
1 2 3
Q703
R7A1
KTC3199 GR
C714
1K
560P
5V
Q709
R798
KRC102 M
4.7K
3
2
0.1V 4.5V
1
0V
C704
0.022
3
4.1V
0V
4
– 32 –
1 2 3 4 5 6 7 8 9
R718
1.5K
R719
1.2K
100 99 98 97 96 95 94 93 92 91 9
1 COM3
2 COM2
2.47V
R720B
3 COM1
1.2K
2.47V
4
COM0
R727
47K 0V
5 VLC3
R729 1.7V
6 VLC2
47K
+B
3.25V
7 VLC1
+B
5V
8 VDD
R728 1K
2.49V
9 OSC2
C703
2.47V
0.1 10
OSC1
0V
X701
11 VSS
8MHz
2.24V
12 XI
X702
32.768kHz
2.47V
13
XO
0V
C701 14 MMOD
22P(CH)
0V
15 VREF
R731 1K
5V
R724
16
CLID_SW
1.2K
R732 1K
5V
17 KEY1
R733 1K
5V
18 KEY2
R734 1K
5V
19
MODEL
0V
20 CLID_PRO
0V
R735
21
1K
4.9V
22
0V
23 VSM
4.9V
24 VREF+
0V
+B
DI
25
26 27 28 29 30
5V
+B
+B
R778 47K
R779
47K
R780 47K
R781
47K
R783
33K
+B
5
10 11 12 13 14 1
SYSTEM
31 32 33 34 35 3
C705
0.01
6