Table of Contents
Advertisement
1 Nov. '87
3. STRAIGHT LINES OR BANDS
- Possible Causes -
Hot roller scratched
Insufficient silicone oil
Cleaning blade damaged
Drum scratched
Dust between the cleaning blade and drum
Edge of the cleaning blade deformed
Insufficient cleaning pressure
Cleaning mechanism not working properly
- Action -
Start a copy cycle
Then, check if the
N
Y
If the hot roller surface is scratched, clean, correct, or replace any
Note: If the hot roller strippers are badly stained by toner, check the
fusing temperature and replace the fusing thermistor or the main
PCB. Replace the hot roller.
drum scratched?
Is the
N
Y
Clean the edge of the cleaning blade. Do the lines still exist or do they
reappear after a short time?
Y
the cleaning solenoid correctly positioned?
Is
N
Y
and stop it just before the paper reaches the fusing unit.
unfused copy has the same lines on it?
4-12
Advertisement
Table of Contents
