2J0/2J1/2J2
1-4-17
Mechanical problems
Problem Causes/check procedures Corrective measures
(1)
No primary paper feed.
Check if the surfaces of the following rollers
are dirty with paper powder: pickup roller,
paper feed roller and MP tray feed roller.
Clean with isopropyl alcohol.
Check if the pickup roller, paper feed roller
and MP tray feed roller are deformed.
Check visually and replace any deformed
rollers.
Defective installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP tray
paper feed solenoid.
Check the installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP
tray paper feed solenoid.
Defective installation position of paper feed
motor.
Check the installation position of paper feed
motor.
(2)
No secondary paper
feed.
Check if the surfaces of the upper and lower
registration rollers are dirty with paper pow-
der.
Clean with isopropyl alcohol.
Defective installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP tray
paper feed solenoid.
Check the installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP
tray paper feed solenoid.
Defective installation position of paper feed
motor.
Check the installation position of paper feed
motor.
(3)
Skewed paper feed.
Check if the paper is curled. Change the paper.
(4)
Multiple sheets of paper
are fed at one time.
Check if the paper is excessively curled. Change the paper.
Deformed guides along the paper conveying
path.
Check visually and replace any deformed
guides.
(5)
Paper jams.
Check if the contact between the upper and
lower registration rollers is correct.
Check visually and remedy if necessary.
Replace the pressure spring if it is
deformed.
Check if the press roller is extremely dirty or
deformed.
Clean or replace the press roller (See page
1-5-21).
Check if the contact between the heat roller
and its separation claws is correct.
Repair if any springs are off the separation
claws.
(6)
Toner drops on the paper
conveying path.
Check if the developing unit or drum unit is
extremely dirty.
Clean the developing unit or drum unit (See
page 1-5-11 or 1-5-12).
(7)
Abnormal noise is heard.
Check if the pulleys, rollers and gears operate
smoothly.
Grease the bearings and gears.
Check if the following drive unit are installed
correctly:
Paper feed drive unit
Main drive unit
Correct.