2-44 Service Manual
4025-XXX
Attendance Message 243
There is a paper jam between Paper Tray 2 and the Registration
Sensor.
Logic Control on the MCU PWB sensed that the Registration Sensor did not actuate
within the specified time after the Tray 2 Feed Clutch was actuated.
3 TAKE AWAY ROLL CHECK
Enter Diagnostic Mode - Input Tray Test, tray 2.
Remove Tray 1 to observe Tray 2 Take Away Roll rotation.
There is a small cutout just above the tray 2 Take Away Roll
that can be used to observe roll rotation.
Press Single to run a single sheet.
Does the Take Away Roll rotate during the run cycle?
Go to step 4 Replace the
“Tray 2
Feeder
Assembly”
on page 4-36
4 REGISTRATION SENSOR TEST
Enter Diagnostic Mode and select Registration Sensor.
Open the Left Upper Cover.
Insert and then remove, a sheet of paper into the Registration
Sensor.
Does the Operator Panel LCD change between OP and CL
as you insert then remove the paper?
Go to step 5 Replace the
“Registration
Sensor” on
page 4-56
5 MCU PWB REPLACEMENT
Replace the “Engine Board (MCU PWB)” on page 4-92.
Does the error code appear?
Go to step 6 Problem
solved
6 The following printer FRUs and areas are associated with this
specific problem. One or more of these FRUs or areas may
have failed partially or completely. If you cannot isolate this
problem using the steps in this Service Check, replace each
FRU or troubleshoot each area listed below, one at a time, until
you isolate and solve the problem.
• Wiring and connectors linking the FRUs
• I/O PWB - Go to “I/O PWB” on page 4-89.
Step Actions and Questions Yes No
1 PAPER INSPECTION
Inspect the paper loaded in the paper cassette.
Is the paper wrinkled or damaged?
Replace the
paper with
new paper
Go to step 2
2 PAPER PATH INSPECTION
Inspect the paper path for paper scraps or foreign objects that
could cause a paper jam.
Is the paper path clear?
Go to step 3 Clear the
paper path
Step Actions and Questions Yes No
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