Service manual

AR-M351U/M451U, AR-M355U/M455U MAINTENANCE AND DETAILS OF EACH SECTION 7 - 27
B. Major parts and signal functions
+24V1
TRC\
LUMA
PED
CPFC\
PPD1
CSS
LUMB
LUD
RRC\
GND2
+5V2
GND2
+24V1
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
GND
19
20
GND2
+5V2
+5V2
GND2
21
22
23
24
+24V1
CFM1\
GND2
GND2
+24V1
CPFC\
1
PHNR-02-H+BU02P-TR-P-H
2
+24V1
2
1
GY
GY
BL
GY
RD
BL
GND2
+5V2
GND2
GND2
PED
+5V2
+5V2
LUD
PPD1
1
2
3
4
5
6
7
8
91
2
3
4
5
6
7
8
9
PHNR-09-H+BU09P-TR-P-H
BR
BR
BR
BR
BR
BR
BL
GY
BR
3
1
2
179228-3(AMP)
LUD
+5V2
GND2
GY
BR
BL
B24B-PHDSS-B
CN13
PED
179228-3(AMP)
+5V2
1
GND2
2
3
GY
GY
RD
BL
BL
BR
BR
BR
DSW-F
MM-T
GND2
+5V2
GND2
MM\
9604S-08C
1
2
3
4
5
6
7
8
CN9
DSW-F
GND2
DSW-L
MM-T
GND1
+5V2
GND2
MM\
DSW-L
GND1
8FE-ST-VK-N
8
7
6
5
4
3
2
1
MM
LUM
CPFC
OR
OR
LUMA
LUMB
CSS
1
2
3
4
S4B-PH-K-S
GND2
CSS
CSS PWB
2
1
LUMA
LUMB
173979-2
CN2
CN1
LUMA
LUMB
1
2
173979-2
GY
BR
BR
BR
PED
LUD
PCU PWB
2
3
1
1 4
63
2
Code
Signal
name
Name Function/Operation Type Note
CPFC CPFC Paper feed clutch Paper freed tray section roller ON/
OFF control
Electromagnetic clutch
LUM LUM Paper feed tray lift-up motor Drives the lift plate of the paper feed
tray.
DC brush motor Selection of Rotation
mode/ Brake mode
PED PED Defector Paper empty detection
LUD LUD Defector Paper tray upper limit detection