Sensor (Input) Service Check; Sensor (Fuser Output) Service Check - Lexmark T650 Service Manual

Service checks

Sensor (input) service check

Step
1 Check the sensor (input) for damage.
Is the above component free from damage?
2 1. Enter the diagnostic mode
2. Select Base sensor test
4. Observe the line item "input"
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked.
3 Check the above sensor for proper connection.
Is the above sensor connected properly?

Sensor (fuser output) service check

Step
1 Check the sensor (fuser output) for damage.
Is the above component free from damage?
2 1. Enter the diagnostic mode
2. Select Base sensor test
4. Observe the line item "exit"
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked.
3 Check the above sensor for proper connection.
Is the above sensor connected properly?
Check
Check
Yes
Go to step 2. Replace the
sensor (input).
Go to "Sensor
(input) removal"
on page
The sensor is Go to step 2.
working properly
Replace the Replace the
Sensor (input). connection.
Go to "Sensor
(input) removal"
on page 4-70.
Yes
Go to step 2. Replace fuser unit
assembly.
Go to "Fuser unit
assembly
removal" on
page 4-22.
The sensor is Go to step 2.
working properly
Replace the fuser Replace the
unit assembly. connection.
Go to "Fuser unit
assembly
removal" on
page 4-22.
Diagnostic information
4062
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