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e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
5 - 127
5
19)Jittering image
Defective area
Step
Check items
Prescription
—
1
Is the toner image on the drum nor-
mal?
If normal, perform steps 2 to 4. Perform
step 5 and followings in case the image is
abnormal.
Registration roller
2
Is the registration roller rotating nor-
mally?
Check the registration roller area and
springs for installation condition.
Fuser roller and
pressure roller
3
Are the fuser roller and pressure
roller rotating normally?
Check the fuser roller area. Replace the
rollers if necessary.
Drum
4
Is there a big scratch on the drum?
Replace the drum.
Operation of car-
riage
5
Is there any problem with the slide
sheet?
Replace it.
6
Is there any problem with the car-
riage foot?
Replace it.
7
Is the tension of the timing belt nor-
mal?
Adjust the tension.
8
Is there any problem with the drive
system of the carriage?
Check the drive system of the carriage.
Scanner
9
Is the mirror secured?
Secure it.
Drum drive system
10
Is there any problem with the drive
system of the drum?
Check the drive system of the drum. Clean
or replace the gears if they have stains or
scratches.
Feeding direction