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WX-VX55/VX55S
WX-VX55/VX55S
32
32
6-9. SCHEMATIC DIAGRAM – MAIN Section (2/3) –
• See page 41 for IC Block Diagram.
1
B
A
3
MAIN BOARD (3/3)
BOARD
(1/3)
MAIN
CN1
SERVO
BOARD
BOARD
BOARD
SERVO
CN401
14.2
10.1
8.4
3.3
14.4
8.5
8.4
8.4
8.5
14.4
3.3
3.3
3.3
14.4
6.1
3.2
13.8
13.8
3.3
7.2
7.2
7.1
7.2
8.4
8.4
7.2
7.2
7.2
7.3
0.7(0.7)<3.3>
3.3
3.3(3.3)<2.6>
3.3(3.3)<0>
0(0)<3.3>
F901
10A
CNP901
19P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
BU-GND
1K
R913
1K
R920
0.01
C919
100P
C986
100P
C987
100P
C988
100P
C989
100P
C995
100P
C998
100P
C997
100P
C996
IC100
TDA8588BJ/N2/R1
1
TA
B
2
SDA
3
OUT3-
4
SCL
5
OUT3+
6
Vp2
7
OUT1-
8
PGND1
9
OUT1+
10
SVR
11
IN1
12
IN3
13
SGND
14
IN4
15
IN2
16
ACGND
17
OUT2+
18
PGND3
19
OUT2-
20
Vp1
21
OUT4+
22
STB
23
OUT4-
24
PGND4
25
DIAG
26
RST
27
SW2
28
RESCAP
29
SW1
30
REG1
31
REG3
32
GND
33
REG4
34
REG5
35
Vp
36
BUCAP
37
REG2
GND3
0.47
C113
TP1
TP2
150
R447
47P
C446
0.22
C441
47K
R448
2.2K
R701
220
R702
100P
C982
100P
C983
100P
C985
100P
C984
0.1
C710
0.001
C709
0
FB902
0
FB901
4.7K
R931
0
FB702
0
R492
250uH
L901
1
2
3
4
2.2/50
C447
10/16
C107
10/16
C101
KRC107S
Q703
HZC6.8
D914
D701
KDS160-R
TK
D702
KDS160-R
TK
2SB1132
Q701
100/10
C109
KDS122
D918
CN751
26P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
22/16
C106
0.22
C990
0.22
C991
0.22
C992
0.22
C993
0.22
C994
3300/16
C922
FB903
100P
C712
0.001
C403
0.001
C404
0.1
C702
220/6.3
C491
FB700
FB704
FB701
FB703
FB431
FB432
100/6.3
C704
100/6.3
C701
47/6.3
C711
100/6.3
C705
100/10
C707
0.01
C713
0
R493
270P
C493
0.01
C915
1A4-E
D902
1A4-E
D906
1A4-E
D908
1A4-E
D909
1A4-E
D907
1A4-E
D903
1A4-E
D905
1A4-E
D904
1A4-E
D917
1A4-E
D916
D922
1A4-E
1A4-E
D921
1N5404-004
D919
PJ402
2P
CN904
12
FL1
FR1
RR1
SGND
RL1
BATT1
MUTE
AU+8.3V
CD-L
AUGND
CD-R
SCL
SDA
PGND
AU+8.3V
BA
TT1
PW
-STB
BU-GND
P
ANEL+10V
BUP+3.3V2
BEEP
BU-GND
LINE-MUTE
DIAG
ACC
P
ARK-BK
CD-ON
TEL-A
TT
FL-
FL+
RL-
RL+
FL+
RL-
RL+
FR-
FR+
RR-
RR+
FL+
RL+
RR+
FR+
RL+
RR+
FR+
CD-SI
CD-RST
CD-SO
CD-RST
CD-SO
CD-SCK
SP
MP
IN-SW
D-SW
LOAD
EJECT
LOAD
EJECT
SERVO3.3V
SER
VO3.3V
DR6V
DR6V
FR-
RL-
FL-
PANEL+10V
CD-L
BUP+3.3V2
BUP+3.3V2
BA
TT1
BA
TT1
SELF-SW
CD-R
AU+8.3V
AU+8.3V
AU+8.3V
RR-
ANT-REM
BATT
PAK-BK
FR-
AMP-REM
RR-
FR+
RL-
RR+
FL-
RL+
GND
FL+
ACC
TELL ATT
SO
RESET
SI
BU-GND
SCK
BU-3.3V
D-GND
A-GND
D-3.3V
A-3.3V
SP
LCH
AU-3.3V
AU-GND
MP
RCH
RESET
SI
BU-GND
SCK
BU-3.3V
D-GND
A-GND
D-3.3V
A-3.3V
SP
LCH
AU-3.3V
AU-GND
MP
RCH
IN-SW
MUTE
SELF-SW
D-SW
MUTE
SELF-SW
D-SW
LOAD
EJECT
DR-GND
DR-GND
DR-6V
EJECT
DR-GND
DR-GND
DR-6V
DR-6V
ILL(NC)
FL
FR
RR
RL
MAIN BOARD (2/3)
IC100
CD-RST
,CD-SCK,
CD-SI,CD-SO,D-SW
,
EJECT
,IN-SW
,LOAD,
MP
,SELF-SW
,SP
Q701,703
CD B+ SWITCH
VIDEO OUT
8
A
5
9
C
G
10
11
4
D
6
B
3
F
1
2
7
H
E
POWER AMP/
MULTI REGULATOR
IC B/D
(Page 28)
(Page 29)
(Page 31)
(Page 33)
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