4413-XXX

Symptom

Action

 

 

Document scan sensor does not

Check control panel cable connector

detect document

CN5 on the system board. If okay, go

 

to the “Scanner motor with gear

 

assembly service check” on

 

page 2-9. If the scanner motor is

 

working correctly, replace the control

 

panel assembly. Go to the “Control

 

panel assembly removal” on

 

page 4-13.

 

 

Printer communication problem

 

 

 

Symptom

Action

 

 

Not able to print Self Test Page

Check the USB cable and system

 

board cable connections. If okay,

 

replace system board. Go to the

 

“System board removal” on

 

page 4-19.

 

 

Phone handset/cradle problem

 

 

 

Symptom

Action

 

 

No dial tone

Check all phone connections. Be

 

sure the main phone connection is

Handset does not work

connected to the printer.Check pins

 

5 and 6 for approximately 3 volts on

 

connector CN11 located on the

 

system board. If voltage is not

 

correct, replace the system board.

 

Go to the “System board removal”

 

on page 4-19. If problem still exists,

 

replace the handset and cradle. Go

 

to “Handset and cradle removal”

 

on page 4-24.

 

 

2-4Service Manual

Page 20
Image 20
Lexmark 4200 Series manual To the Scanner motor with gear, Assembly service check on, System board removal on