2-42 Service Manual
4025-XXX
Attendance Message 241
There is a paper jam between Paper Tray 1 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 1 Feed Clutch was actuated.
3 FACE UP EXIT SENSOR TEST
Enter Diagnostic Mode and select Face Up Exit Sensor.
Insert and then remove, a sheet of paper into the Face Up Exit
Sensor
Does the Operator Panel LCD change between OP and CL
as you insert then remove the paper?
Go to step 4 Replace the
“Face Up
Exit Sensor”
on page 4-77
4 MCU PWB REPLACEMENT
Replace the “Engine Board (MCU PWB)” on page 4-92
Does the error code appear?
Go to step 5 Problem
solved
5 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
3 TRAY 1 LIFT MOTOR QUICK TEST
Turn printer off. Pull paper drawer 1 out to drop paper table.
Push drawer closed. Turn printer on. The paper tray motor
should run.
Does Tray 1 lift motor run?
Go to step 4 Replace the
“Tray 1 Lift
Motor” on
page 4-13
Step Actions and Questions Yes No
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