FrameMaker Ver.5.5E(PC) EP3000/EP3010 TROUBLESHOOTING
98.08.06
T-87
1. Blank Copy
2. Black copy
Cause
Step
Check Item
Result
Action
Charging failure
1
Is the PC Drum Charge
Corona installed correctly?
NO
Install correctly.
2
Are the PC Drum Charge
Corona wire and grid mesh
normal?
NO
Check and replace if neces-
sary.
3
Is the wiring between High
Voltage Unit HV1 and corona
wire normal?
YES Replace HV1.
NO
Correct the wiring.
Developing Unit
out of position
4
Is the PC Unit inserted all the
way into position?
NO
Fully tighten the knob.
5
Are the Ds Rolls in contact
with the PC Drum?
NO
Reinstall the Developing Unit.
6
Is the Developing Unit connec-
tor plugged in?
NO
Plug it in.
7
Is the drive transmission to the
Developing Unit normal?
NO
Check and replace parts if
necessary.
Image transfer fail-
ure
8
Is the Image Transfer Corona
wire normal?
NO
Check and replace if neces-
sary.
9
Is the wiring between High
Voltage Unit HV1 and corona
wire normal?
YES Replace HV1.
NO
Correct wiring.
Paper guide short-
ing
10
Is the paper guide shorted to
the frame?
YES
Connect the paper guide
through the resistor to frame.
Cause
Step
Check Item
Result
Action
PC Drum ground-
ing failure
1
Is the PC Drum properly
grounded?
NO
Clean or replace the PC Drum
Ground Plate.
Developing bias
failure
2
Is the developing bias contact
normal?
NO
Clean or replace the develop-
ing bias contact.
3
Is the developing bias harness
normal?
YES Replace the High Voltage Unit.
NO
Replace the harness.
Light path failure
4
Has condensation formed on
the mirrors, lens, or PC Drum?
YES
Clean the mirrors and lens,
and run the Drum Dehum.
operation.
5
Are the mirrors installed prop-
erly?
NO
Reinstall the mirrors.
Exposure Lamp’s
failure to turn ON
6
Does the Exposure Lamp light
up?
NO
Take the action for malfunction
code C0400.