Service manual
FO-4400U
FO-CS1
DECODER
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4
7
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5
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6
9
#
PERSONAL BOOK
C
SPEED DIAL
REDIAL
;/:
D
V
DUPLEX SCAN
PRIORITY
SPACE
F
B
G/{
MENU
N/*
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START/ ENTER
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CONTRAST
RESOLUTION
-
J/[
@
./,
K/]
* SPEAKER
BROADCAST
STOP
ON LINE
JOB STATUS
L/+
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
Y0
1
Y1
2
Y2
3
Y3
4
Y4
5
Y5
6
Y6
7
Y7
9
Y8
10
Y9
11
A
15
B
14
C
13
D
12
VCC
16
GND
8
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
SW9
K0005
SW48
K0005
SW63
K0005
SW39
K0005
SW21
K0005
SW30
K0005
SW77
K0005
SW41
K0005
SW32
K0005
SW78
M.N.
SW54
K0005
SW67
K0005
SW17
K0005
SW6
K0005
SW45
K0005
SW3
K0005
SW28
K0005
SW72
K0005
SW20
K0005
SW14
K0005
SW58
M.N.
SW25
K0005
SW51
K0005
SW64
K0005
SW75
K0005
SW11
K0005
SW42
K0005
SW22
K0005
SW33
K0005
SW74
K0005
C6
0.1u
SW55
K0005
SW68
K0005
SW18
K0005
SW46
K0005
SW37
K0005
SW40
K0005
SW7
K0005
SW29
K0005
SW4
K0005
SW15
K0005
SW61
K0005
SW52
K0005
SW65
K0005
SW26
K0005
IC1
LS145
SW43
K0005
SW1
K0005
SW12
K0005
SW34
K0005
SW23
K0005
SW56
K0005
SW8
K0005
SW71
K0005
SW47
K0005
SW62
K0005
SW19
K0005
SW10
K0005
SW38
K0005
C3
33u/16V
+
SW73
K0005
SW31
K0005
SW16
K0005
SW5
K0005
SW53
K0005
SW66
K0005
SW2
K0005
SW27
K0005
SW81
Z2234
SW44
K0005
SW35
K0005
SW76
K0005
SW13
K0005
SW57
K0005
SW24
K0005
DG
+5V
DG
LD0 2
LD1 2
LD3 2
LD2 2
/SEN0 2
/SEN4 2
/SEN1 2
/SEN2 2
/SEN3 2
/SEN5 2
/SEN6 2
/SEN7 2
PLTSW 2
↑
↓
←
→
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
6 6
5 5
4 4
3 3
2 2
1 1
[5] Operation Panel PWB circuit 1/3
Note: Since the parts of this PWB cannot be supplied, change it as a unit.
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