Action Yes No
Step 5
Open and then properly close the rear door of the external duplex.
Does the problem remain?
Go to step 6. Problem is solved.
Step 6
Check sensor (duplex exit) for proper operation, and if necessary
replace the sensor. See
“Sensor (duplex exit) service check
(external duplex only)” on page 111.
Does the problem remain?
Go to step 7. Problem is solved.
Step 7
Check all cable connections on the external duplex assembly. If
necessary, reconnect the cables or replace the external duplex
assembly.
Does the problem remain?
Contact next level of
support.
Problem is solved.
Sensor (duplex exit) service check (external duplex only)
Action Yes No
Step 1
Check the sensor (duplex exit) for damage, and if necessary,
replace the external duplex unit assembly.
Does the problem remain?
Go to step 2. Problem is solved.
Step 2
Check if the display on the operator panel changes every time the
sensing area of the media tray sensor (duplex exit) is interrupted
or blocked.
a Enter the diagnostic mode.
b Select Duplex tests.
c Select Sensor test.
d Observe the line item “exit.”
If necessary, replace the connection or the external duplex unit
assembly.
Does the problem remain?
Contact next level of
support.
Problem is solved.
7462
Diagnostic information
111
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