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

Sensor (duplex input) late jam service check.

Use this procedure for the following jams:
• 230.02
Step
1 Check the door assembly, rear.
Is the above component properly closed?
2 Check the fuser access door.
Is the above component properly closed?
3 Check media origination.
Did the media originate from the internal duplex?
4 Check the internal duplex media path for obstructions.
Is the above component free from obstructions?
5 Check the redrive assembly for damage.
Is the above component free from damage?
6 Perform a print test and check the redrive motor assembly
for proper operation.
Does the above component operate properly?
7 Perform a print test and check the duplex drive motor
assembly for proper operation.
Does the above component operate properly?
8 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.
9 Check the above sensor for proper connection.
Is the above sensor connected properly?
• 231.00
Check Yes
Go to step 2. Open then
properly close the
door assembly,
rear.
Go to step 3. Open then
properly close the
fuser access door.
Go to step 4 Go to step 10
Go to step 5 Remove
obstructions.
Go to step 6 Replace the
redrive assembly.
Go to "Option
removals" on
page 4-84.
Go to step 7. Replace the
redrive motor
assembly.
Go to "Redrive
assembly
removal" on
page 4-62.
Go to step 8 Replace the
duplex drive motor
assembly.
Go to "Duplex
drive motor
assembly
removal (T652,
T654, T656)" on
page 4-18.
Go to step 10. Go to step 9.
Replace the Replace the
Sensor (duplex connection.
input).
Go to "Sensor
(duplex input)
removal (T652,
T654, T656)" on
page 4-68.
Diagnostic information
4062
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