Lexmark 4200 Series Scanner motor with gear assembly service check, Gear assembly removal on

Models: 4200 Series

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4413-XXX

Scanner motor with gear assembly service check

Motor will not run.

 

FRU

Action

 

 

 

1

Scanner Motor with Gear

Check scanner motor for shorts.

 

Assembly

Disconnect connector CN1 from the

 

 

system board and check for

 

 

approximately 6 ohms between the

 

 

following pins on the motor

 

 

connector.

 

 

CN1-1 and CN1-2

 

 

If the ohms reading is incorrect,

 

 

replace the scanner motor assembly.

 

 

If the motor does not come on during

 

 

the scanning process, check

 

 

connector CN1 on the system board.

 

 

If the connection is okay, check for

 

 

voltage reading of approximately 30

 

 

volts at pins

 

 

CN1-1

 

 

CN1-2

 

 

CN1-3

 

 

CN1-4

 

 

If voltage is correct, replace the

 

 

scanner motor with gear assembly.

 

 

Go to the “Scanner motor with

 

 

gear assembly removal” on

 

 

page 4-11. If voltage is incorrect,

 

 

replace the system board. Go to the

 

 

“System board removal” on

 

 

page 4-19.

 

 

 

2

Document Scanner Sensor

To check the document scanner

 

 

sensor, insert a sheet of paper or

 

 

press the sensor to see if the

 

 

scanner motor is working. Go to

 

 

“Control panel problems” on

 

 

page 2-3.

 

 

 

Diagnostic information 2-9

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Image 25
Lexmark 4200 Series Scanner motor with gear assembly service check, Gear assembly removal on, Control panel problems on