4036-304

Image unclear

Cause

Relevant

Check

Action

Unit

 

 

 

 

 

 

 

Lamp too

Lamp

Visual check

Replace CCD

dark

 

 

optical unit.

 

 

 

 

Dirt on

Calibration

Visual check

Clean the

calibration

reference

 

flatbed glass

reference

plate

 

with isopropyl

plate

 

 

alcohol.

 

 

 

 

Dirt on the

Mirrors

Visual check

Clean the

mirrors

 

 

mirrors with

 

 

 

isopropyl

 

 

 

alcohol.

 

 

 

 

Dirt on the

Lens

Visual check

Clean the lens

lens

 

 

with isopropyl

 

 

 

alcohol.

 

 

 

 

Problem Solving 2-13

Page 31
Image 31
Lexmark 4036-304 manual Image unclear