Service manual
XL-520W/CP-520
– 22 –
A
B
C
D
E
F
G
H
1
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 29.
Figure 22 SCHEMATIC DIAGRAM (3/4)
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10
9
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7
6
5
4
3
2
1
31
30
29
28
27
26
25
21222324 20 19 18
17 16 15
18 17 16 15 14 13 12 11 10
987654321
31302928272625
242322212019
313029282726
25
24
23
22
21
20
19
18
17
16
15
14
13
11
12
10
9
8
7
6
5
4
3
2
1
242322212019181716151413121110
987654321
321
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
2
1
32
M
M
+B
+B
+B
+B
+B
+
B
+B
+B
+B
+B
48474645
444342414039
38
37
36
35
34
33
32
+B
+B
+B
+B
+B
+B
+B
+B
3635343332
+B
+B
+B
+B
+B
+B
+B
100
99 98 97 96 95 94 93 92 91 90
89 88 87 86 85 84 83 82 81 80 79 78 77 76
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
5049484746454443424140393836 3735343332
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
DISPLAY PWB-A3
LED PWB-A4
CD STB
SPINDLE
SLED
SWITCHING
THLD
TS2O
DMEO
DFCT
DMEP
SEL
VCC
GND
OSCI
COSC
FSO
FSN
FEL2
FEL1
FHLD
FEI
FEO
FEN
FEP
DFIN
SBAD
RFRP
2VRO
VRO
RFI
RFO
RFT
RFN
LDO
MDI
FNI
FPI
TNO
TNI
TPI
TPO
TSN
TEL2
TEL1
TSO
TS1P
TS1N
TS2P
TS2N
FMSP
FMSM
FMSO
DMEN
LEVEL
SHIFT
GAIN4
GND
Reg5V
GND
NC
T.S.D
STAND
-BY
VCC
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
++
––
–
–
+
+
––
++
––
++
+
–
+
–
–
+
–
+
+–
–
+
–
+
–
+
NC
SL+
SL–
VCC
TR+
TR–
GAIN1
FO–
FO+
SP+
SP–
RESET
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SWITCHING
SD
R-MUTE
CD STB
REMOCON
CLE
F.P
BUCK
CEE
CD RES
DATA
ID
STEREO
SYS STOP
FUNC
CD+B
P-CONT
P-MUTE
N.C
RESET
CE
VCL
VCE
VDI
CL
DO
VREF+
CAM SW
RUN PLS
VSM
POWER
KEY2
KEY1
AREA
VREF
MMOD
XO
XI
VSS
OSC1
OSC2
VDD
VLC1
VLC2
VLC3
COM0
COM1
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG27
SEG28
SEG29
SEG30
N.C
SEG31
N.C
N.C
N.C
SRS1
SRS2
BUS3
BUS2
BUS1
BUS0
PU-IN
LID-SW
BIAS
B-CAN
REC
MOT
SOL
LCD
STOP/
CLEAR
PRESET
UP
PRESET
DOWN
MEMORY/
SET
REC/
PAUSE
ON/
STAND-BY
3D SURROUND
FUNCTION
BAND
X-BASS/
EQUALIZER
VOL
UP
VOL
DOWN
PLAY/
CD PAUSE/
TUNING UP
23
1
32
1
32
1
C
CD MOTOR
PWB-D
PICKUP UNIT
+
–
–
+
PU-IN
ACTUATOR
TR–
FO–
FO+
TR+
VCC
LD
MON
GND
E
A
B
F
C
1/2VCC
C4A
VR1A
C2A
C3A
+5V
1/2V
E
A
B
F
C
LD
VR
PD
GND
FO–
FO+
TR+
TR–
TRACKING
ERROR
BALANCE
C
F
B
A
E
1/2VCC
+5V
VRO
TSO
DMEO
TS2O
FMSO
P CONT
µ-CON+5V
µ-COM VDD
RESET
REMOCON
SYS STOP
TR–
TR+
FO+
FO–
GND
PD
VR
LD
GND
PU-IN
SL–
SL+
SP–
SP+
FSO
GND
SL+
SP–
SP+
PU-IN
SL–
DI
COM2
COM3
SEG25
SEG26
µ-CON+5V
LED+B
M 12V
GND
PD
LDO
A
B
F
E
IC701
IX0189AW
SYSYTEM MICROCOMPUTER
LCD701
R728 1K
R730 1K
R731 1K
R732 1K
SW702
R723
47K
D721
1SS133
C712
0.01
R70E
100K
RX701
21043TE2
R738
47K
R739
47K
FW702
FW701
CNP803
CNS803
BI803
CNS801
BI801
BI802
CNS802
C804
47/16
TP801
C812
10/16
R823
100K
R80A 82K
R80E
82K
R80G 82K
R80F 82K
R80C 82K
R80B 82K
R818
18
R761 1K
R767 1K
R766 1K
R776 1K
R825
470K
R826
220K
R837
2.7K
C813
0.0022
R803
22K
C808
0.33
R734
47K
Q705
KRA102M
R759 1K
VR803
100K(B)
R822
330
C825
0.039
(ML)
R838
12K
C834
0.056(ML)
C830
47P
R829
470
R704A
120
LED710
204GDTR4
R704B
120
LED712
204GDTR4
LED711
204GDTR4
Q707
KTA1266GR
R703A
120
R702A
120
LED707
204GDTR4
LED704
204GDTR4
R703B
120
R702B
120
R781 1K
R757 1K
R760 1K
R765 1K
R770 1K
R771 1K
R768 220
R769 220
R772 1K
R773 1K
R774 1K
R775 1K
R777 10K
R778 1K
R779 1K
R780 1K
R783 1K
R782 1K
R764 1K
R727
15K
R710
2.7K
R709
3.9K
R707
10K
SW708
SW707
R708
5.6K
SW706
SW705
R733 47K
C704
0.022
C703
0.022
L701
100µH
R799
2.2K
R798
47K
Q706
KRC102M
R873
4.7K
R874
10K
C827
470P
R70N
10(Fusible)
D723
1SS133
D722
1SS133
C831
0.056
(ML)
IC801
TA2065F
SERVO
AMP.
X702
32.768kHz
R726
1K
R810
2.2K
C826
1/50
C833
220/10
C829
3.9P
C828
0.056
(ML)
IC804
M56748FP
R875
10K
R713
10K
R722
10K
R721
10K
R814
1M
R811
27K
R809
100K
C807
0.22(ML)
C820
0.0068
C823
10/16
C811
22/16
R819
4.7K
R816
47K
R817
15K
C810
0.1(ML)
R813
2.2K
R812
18K
C832
47/16
C822
47/16
C824
0.056
(ML)
C821
0.022
R821
18K
R828
2.7K
R827
150K
R820
33K
C809
0.015
R804
120K
R788 47K
R789 47K
LED716
LED717
SLR342MG2
SLR342MG2
R787 47K
SW801
M801
M802
C802
100/10
LED709
204GDTR4
LED708
204GDTR4
LED706
204GDTR4
LED705
204GDTR4
SW718
SW714
SW713
SW712
SW711
SW710
R717
3.9K
R718
2.7K
R719
1.8K
R720
1.8K
R712
1.8K
R711
1.8K
SW704
SW703
R729
10K
R70C
3.3K
D720
1SS133
C715
100/10
R70F
82
R70L
1K
C713
10/16
C716
47/16
ZD702
MTZJ6.2C
C717
0.022
R70P
330
R70R
100
Q704
2SD468C
Q703
KTC3199GR
R70K
120
R70J
10K
Q702
KTC3199GR
R70H
10K
R70M
100
ZD701
MTZJ3.3B
C714
470P
C710
0.01
R70A
1K
R70B
1K
R70G
1K
C711
3.3/50
Q701
KRC102M
R741 1K
R742 1K
R743 1K
R737
47K
R736
47K
R735
47K
R725
47K
R724
47K
C702
22P(CH)
C701
22P(CH)
X701
8MHz
R744 1K
R756 1K
R755 1K
R754 1K
R753 1K
R751 1K
R750 1K
R749 1K
R748 1K
R747 1K
R746 1K
R745 1K
R871 10K
R872 10K
C871
330/10
R801
22
Q801
2SA1015GR
VR802
100K(B)
R805
180K
IC804: FOCUS/TRACKING/
SPIN/SLIDE DRIVER
FOCUS
OFFSET
!