Tray 1 jam service check
Action Yes No
Step 1
Restart the printer.
Does it fail to complete the POST sequence and display a 241.xx error?
Replace the index
sensor.
Go to step 2.
Step 2
Check the pick tires.
Are they free of wear or damage?
Go to step 3. Replace the pick tires.
Step 3
Check the separator roll assembly.
Is it free of wear or damage?
Go to step 4. Replace the separator
roll assembly. See
“Separator roll
assembly removal” on
page 248.
Step 4
Check the tray guides.
Are they free of wear or damage?
Go to step 5. Replace the tray insert.
Step 5
a POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu > Input Tray Tests > Feed Test > Tray 1 > Continuous
b Cancel the test after five pages.
Does the printer successfully feed the five pages into the output bin?
Go to step 7. Go to step 6.
Step 6
Observe the location of the jammed paper.
Are the first page fed to the output bin, the second page jammed in the
rear door, and the third page jammed in the input tray?
Go to step 7. Replace the trailing
edge sensor. See
“Trailing edge sensor
removal” on page
232.
Step 7
Perform a tray 1 pick/lift motor gearbox service check. See “Tray 1 pick/
lift motor gearbox service check” on page 95.
Does the error remain?
Go to step 8. The problem is solved.
Step 8
Check the ACM assembly.
Is it free of wear or damage?
Go to step 9. Replace the ACM
assembly. See “ACM
assembly removal” on
page 233.
Step 9
Check the MPF gearbox
Is it free of wear or damage?
Go to step 10. Replace the MPF
gearbox. See “MPF
gearbox removal” on
page 171.
4514-630, -635, -636
Diagnostic information
77