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XL-1500W
DISPLAY PWB-A2
A
B
C
D
E
M_GND
7
7
M_12V
6
6
5
5
4
4
D_GND
3
3
P_CONT
2
2
USWD-5.6V
1
1
CNW701
F
LED PWB-A7
G
LED701
LED702
LED PWB-A6
LED703
LED704
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
1
+B
CLEAR
MEMORY/
SET
BASS/TREBLE
FUNCTION
+B
+B
L704
+B
D722
D723
1N4148
1N4148
+B
R7A0
+B
R7A9
3.3K
Q701
KRC102 M
R7A7
R7A6
Q702
1K
1K
KTC3199 GR
2
3
KTC3199 GR
1
R7A8
82
D721
1N4148
+B
R796
1K
Q707
R798
KTA1266 GR
2
390
2
1
1
R793
10K
R799
390
2
2
1
1
2
3
Figure 28 SCHEMATIC DIAGRAM (5/8)
SW727
SW720
VOLUME UP
SW719
R706
VOLUME DOWN
1.5K
SW726
SW718
CD PLAY/PAUSE/
TUNING UP
R707
SW713
1.2K
CD STOP/
SW725
TUNING DOWN
SW712
FF<<
PRESET UP
R708
SW711
SW728
1.2K
>>REW
PRESET DOWN
R723
+B
47K
C703
0.1
R702
SW709
10K
ON/
STAND-BY
SW710
R703
R724
8.2K
47K
CD LID
OPEN/CLOSE
+B
+B
1K
+B
+B
R7B0
10K
R7A5
R7A3
REMOTE
100
SENSOR
10K
RX701
R7A4
120
Q703
1
2
3
C714
560P
+B
Q708
KTA1266 GR
Q709
KRC102 M
+B
R797
2
3
Q706
KRC102 M
2.2K
2
3
1
C704
1
4
– 28 –
1
2
3
4
5
6
7
8
9
10
11
12
13
R716
10K
R717
5.6K
R718
3.9K
100
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84
R719
1
COM3
4.7K
2
COM2
R720
3
COM1
3.9K
4
COM0
R727
R729
5
VLC3
47K
47K
6
VLC2
7
VLC1
R728
8
VDD
1K
9
OSC2
10
OSC1
X701
8MHz
11
VSS
12
XI
X702
32.768kHz
13
XO
C701
14
MMOD
SYSTEM MICROCOMPUT
22P
15
VREF
R731
1K
16
CLID_SW
R732
1K
17
KEY1
R733
1K
18
KEY2
R734
1K
19
MODEL
R735
1K
20
CLID_PRO
R736
1K
21
FAN_DET
22
23
VSM
VSM
24
VREF+
DI
25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
C705
0.01
R787
47K
R778
47K
R779
47K
R780
47K
R781
47K
R783
33K
0.022
5
+B
LCD701
FL DISPLAY
14
15
16
17
18
19
20
21
IC701
IX0043SJ
FL DRIVER
P_CONT
6
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