Sharp AR-122E (serv.man11) Service Manual ▷ View online
AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 9
6) Remove the C-ring and the fusing bearing, and remove the heat
roller.
7) Remove the parts from the heat roller.
Note: Apply grease to the sections specified with *.
8) Remove two screws and remove the thermo unit.
C. Assembly procedure
For assembly, reverse the disassembly procedure.
5. Tray paper feed/transport section
A. List
B. Disassembly procedure
1) Remove two screws, and remove the hinge guide R.
2) Disconnect three positions of the connectors.
3) Remove six screws, and remove the scanner unit.
4) Remove the fan duct.
4) Remove each connector and three screws, and remove the MCU
PWB.
1)
2)
3)
Heat roller
1)
2
3)
1)
2)
3)
No.
Part name Ref.
1
PPD1 sensor PWB
2
LSU unit
3
Intermediate frame unit
4
Paper feed roller
2)
1)
2)
2)
2)
2)
2)
3)
1)
1)
1)
1)
1)
1)
2)
2)
2)
3)
AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 10
5) Remove the PWB insulation mylar and remove the paper transport
detection sensor (PPD2).
6) Remove two screws and remove the toner motor.
7) Remove two springs and open the intermediate frame unit.
8) Remove the pulleys on the both sides and remove the paper exit
roller.
2)
1)
3)
1)
2)
1)
2)
4)
2)
1)
3)
AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 11
9) Pull out the paper exit roller knob and remove the belt.
10) Release the belt pulley (a) lock and remove the belt pulley bearing.
11) Remove the paper exit roller.
12) Remove the harness guide.
1)
2)
2)
3)
1)
AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 12
13) Remove five screws and remove the main drive plate and the belt.
14) Remove the parts as shown below, and remove the pressure
release solenoid and the paper feed solenoid.
15) Remove six screws and remove the LSU unit.
The scan inclination classification is indicated on the right or the
left of the LSU production number label according to the classifica-
tion.
left of the LSU production number label according to the classifica-
tion.
When replacing the LSU, add the spacer according to the scan
inclination classification. (The spacer is packed together with every
LSU.)
inclination classification. (The spacer is packed together with every
LSU.)
Scan inclination classification check
Scan inclination classification 1: +0.26 – + 0.5 (White marking on
the right of the production number label)
the right of the production number label)
Scan inclination classification 2: – 0.25 – +0.25 (White marking)
Scan inclination classification 3: – 0.5 – – 0.26 (White marking on
the left of the production number label)
the left of the production number label)
1)
3)
2)
1)
CAUTION:Attach the gears securely
3)
3)
1)
1)
2)
2)
4)
4)
1)
1)
2)
LSU spacer not required
Machine rear side
Add one LSU spacer.
Add one LSU spacer.
Machine front side
Add one LSU spacer.
Add one LSU spacer.
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