Service manual

ManualsBrandsMinolta ManualsAll in One PrinterEP1085

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING

98.05.15

T- 7 1

(8) Void Areas

Cause

Step

Check Item

Result

Action

Image transfer fail-

ure

1

Is the Image Transfer

Corona installed correctly?

NO

Reinstall.

2

Is the Image Transfer

Corona wire dirty?

YES

Clean or replace the Image

Transfer Corona wire.

Damp copy paper

3

Is the image improved by

loading new paper?

YES

Change the copy paper and

instruct the user in how to

store paper and to keep the

copier plugged in during the

night.

Small amount of

toner supplied

4

Is toner uniformly attracted

onto the Sleeve Roller?

NO

Check the Db value and

developer amount, and

check the operation of the

Bucket Roller.

PC Drum conden-

sation 5

Is the image improved by

running Drum Dehum? YES

Run Drum Dehum and

instruct the user to take fur-

ther action.

Paper guide short-

ing 6

Is the paper guide shorted

to the frame? YES

Connect the paper guide

through the resistor to the

frame.

Fusing failure

7

Is the Lower Fusing Roller

scratched or deformed?

YES

Replace the Lower Fusing

Roller.

(9) Smear on Back

Cause

Step

Check Item

Result

Action

Dirty Developing

Unit 1

Is the bottom part of the

Developing Unit dirty? YES

Clean and check the Devel-

oper Scattering Prevention

Seal.

Dirty Image Trans-

fer Corona

2

Is the Image Transfer

Corona dirty?

YES

Clean the corona and

check the Developing Unit.

3

Is the Pre-Image Transfer

Guide Plate dirty?

YES

Clean the guide plate and

check the Developing Unit.

Dirty Suction Unit

4

Are the Suction Belts dirty?

YES

Clean the Suction Belts and

check the Developing Unit.

Dirty Fusing Unit

5

Is the Fusing Unit Entrance

Guide Plate dirty?

YES

Clean the guide plate and

check the Developing Unit.

6

Are the Upper and Lower

Fusing Rollers dirty?

YES

Clean or replace the Upper

and Lower Fusing Rollers

and check the Fusing Roller

cleaning mechanism.