Error code Description Action
239.11 Sensor (input) late jam from duplex (external
duplex)
Media is late reaching the sensor (input) within the
specified
time during the second side printing
using the external duplex.
Go to
“Sensor (input) late jam service check”
on page 68.
Sensor (duplex double-feed) late jam service check
Action Yes No
Step 1
Remove all media present in media path.
Does the problem remain?
Go to step 2. Problem is solved.
Step 2
Remove obstructions in the media path.
Does the problem remain?
Go to step 3. Problem is solved.
Step 3
Remove, and then properly reinstall the external duplex assembly.
Does the problem remain?
Go to step 4. Problem is solved.
Step 4
Open and then properly close the rear door of the external duplex.
Does the problem remain?
Go to step 5. Problem is solved.
Step 5
Check all cable connections on the external duplex assembly. If
necessary, reconnect the cables.
Does the problem remain?
Contact next level of
support.
Problem is solved.
Sensor (duplex exit) late jam (external duplex only) service check
Action Yes No
Step 1
Remove all media present in media path.
Does the problem remain?
Go to step 2. Problem is solved.
Step 2
Properly reinstall media.
Does the problem remain?
Go to step 3. Problem is solved.
4062
Diagnostic information
108
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