Read Sharp AR-275 (serv.man9) Service Manual online
AR-235/275 EXTERNAL VIEW AND INTERNAL STRUCTURE - 3
4. Motor, Solenoid, Clutch
5. Sensor
No.
Name
Code
Function and operation
1
Mirror motor
MIRM
Optical mirror base drive
2
Shifter motor
SFTM
Shifter drive
3
Paper exit gate
switching solenoid
switching solenoid
PGSOL
Paper exit gate switcher
4
Duplex motor
DPXM
Duplex paper switching
and exit roller
and exit roller
5
Cooling fan
TFAN
Cools the inside of the
unit.
unit.
6
Main motor
MM
Main drive
7
PS clutch
PSRSOL
Main unit paper feed
8
Manual paper feed
solenoid
solenoid
Manual paper feed
solenoid
solenoid
9
Manual paper feed
clutch
clutch
HPSOL
Manual paper feed clutch
10
Paper feed transfer
clutch
clutch
Paper feed transfer
clutch
clutch
11
Paper feed clutch
PCL1H
Paper feed roller drive
12
Cassette lift-up motor
LUM1H
Cassette paper lift-up
13
Paper feed solenoid
PCS1H
Solenoid for the paper
feed from the cassette
feed from the cassette
14
2nd cassette paper
feed solenoid
feed solenoid
15
Toner motor
TM
Toner supply
16
Separation pawl
solenoid
solenoid
PREMS
OL
Separation pawl
operation solenoid
operation solenoid
17
Exhaust fan motor
PSFAN
Cools the inside of the
unit.
unit.
18
Intake fan motor
1
2
3
4
5
6
7
8
9
10
11
15
16
17
12
13
14
18
No
.
Name
Code
Function and
operation
1
Original size sensor
DSIN0
Document size
detection
detection
2
Mirror home position
sensor
sensor
MHPS
Mirror (scanner)
home position
detection
home position
detection
3
Document cover
sensor
sensor
OCCOVER
Document cover
open/close detection
open/close detection
4
Document size sensor
DSIN3
Document size
detection
detection
5
1st paper exit sensor
POUT
1st paper exit
detection
detection
6
Shifter home position
sensor
sensor
SFTHP
Shifter home position
sensor detection
sensor detection
7
Paper exit sensor
(DUP side)
(DUP side)
PDPX
Paper exit detection
8
Thermistor
RTHIN
Fusing temperature
detection
detection
9
Thermostat
Abnormal high
temperature detection
in the fusing section
temperature detection
in the fusing section
10
Manual feed paper
entry sensor
entry sensor
HPIN
Sensor of paper entry
from the manual
paper feed tray, the
2nd/multi-stage desk,
or the DUP
from the manual
paper feed tray, the
2nd/multi-stage desk,
or the DUP
11
1st cassette (paper
tray) detection
tray) detection
CSS1
1st cassette (paper
tray) empty detection
tray) empty detection
12
Manual feed paper
empty sensor
empty sensor
HPEMPTY
Manual feed paper
empty detection
empty detection
13
2nd cassette (paper
tray) detection
tray) detection
2nd cassette (paper
tray) empty detection
tray) empty detection
14
Manual feed width
detection volume
detection volume
HPWS
Manual feed paper
width detection
width detection
15
Manual paper feed
tray empty sensor 2
tray empty sensor 2
HPTRAY2
Manual feed tray
position detection
position detection
16
Manual paper feed
tray empty sensor 1
tray empty sensor 1
HPTRAY1
Manual feed tray
position detection
position detection
17
Manual feed length
detection sensor 2
detection sensor 2
HPSIZE2
Manual feed paper
length detection
length detection
18
Manual feed length
detection sensor 1
detection sensor 1
HPSIZE1
Manual feed paper
length detection
length detection
1
2
3
4
5
6
7
8
9
11
15
16
12
13
14
17
27
18
21
24
30
25
26
10
22
23
20
19
28
29
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