Sensor (Duplex Input) Static Jam Service Check - Lexmark T650 Service Manual

4062

Sensor (duplex input) static jam service check.

Use this procedure for the following jams:
• 230.13
Step
1 Check media origination.
Did the media originate from the internal duplex?
2 Check the media path for partially fed or jammed media.
Is the media path free from partially fed or jammed media?
3
Check the sensor (duplex input) for proper operation.
1. Enter the diagnostic mode
2. Select Duplex tests
3. Select 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.
4 Check the above sensor for proper connection.
Is the above sensor connected properly?
5 Check the media path for partially fed or jammed media.
Is the media path free from partially fed or jammed media?
6 Check the sensor (duplex input) for proper operation.
1. Enter the diagnostic mode
2. Select Duplex tests
3. Select sensor test
3. 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.
7 Perform a print test using the duplex.
Does the problem remain?
2-144
Service Manual
• 238.01 • 238.03
Check
• 238.05 • 238.07
Yes
Go to step 2 Go to step 5
Go to step 3. Remove any pre-
staged or jammed
media.
Go to step 7. Go to step 4.
Replace the Replace the
sensor (duplex connection.
input).
Go to "Sensor
(duplex input)
removal (T652,
T654)" on
page 4-68.
Go to step 6. Remove any pre-
staged or jammed
media.
Go to step 7. Replace the
external duplex
assembly.
Contact next Problem solved.
highest level of
tech support.
No