Minolta EP5000 - Page 388

Interleaf EP5000/EP4000 TROUBLESHOOTING
97.04.01
T-113
1149SBT050304A
4) Foggy background
Cause Step Check Item Result Action
Cleaning failure
1
Is the Cleaning Blade dirty
with foreign matter, paper
dust, etc. or is it scratched?
YES
Change the Cleaning
Blade.
Optical failure
2
Are the mirrors and lenses
dirty?
YES
Clean the mirrors and
lenses.
PC Drum failure
3
Is the PC Drum dirty with
foreign matter, etc.?
YES
Clean or replace the PC
Drum. Change the Cleaning
Blade if necessary.
4
Is the PC Drum properly
grounded?
NO
Clean or change the PC
Drum Ground Plate.
Developing failure
5
Is the Sleeve Roller abnor-
mally dirty?
YES
Clean the Sleeve Roller.
Check the Developer Scat-
tering Prevention Seal to
see if it is deformed or dirty.
6
Is the developing bias con-
tact normal?
NO
Clean or change the devel-
oping bias contact.
Main Erase Lamp
failure
7
Does the Main Erase Lamp
light up properly?
NO
Replace the Main Erase
Lamp.
8
Is the Main Erase Lamp
dirty?
YES
Clean the Main Erase
Lamp.
AIDC Sensor failure
9
Is the AIDC Sensor clean or
installed properly?
NO
Clean or reinstall the AIDC
Sensor and execute F5.
10
Is the AIDC halftone pattern
dirty?
YES
Using care not to scratch,
wipe the pattern with a dry
soft cloth and run F5.