Action Yes No
Step 4
Check media origination.
Did the media originate from the MPF?
Go to step 5. Go to step 7.
Step 5
Check the MPF pick roll assembly.
Is the above component free of excess wear and contamination?
Go to step 6. Clean or replace the
MPF pick roller. See
“MPF pick roller
removal” on page
331.
Step 6
Perform a MPF print test, and check the MPF pick solenoid for proper
operation.
Does the above component operate properly?
Go to step 9. Replace the MPF pick
solenoid.
Step 7
Check the pick roller in the media tray being picked from.
Is the pick roller free of excess wear and contamination?
Go to step 8. Clean or replace the
pick roller. See “Pick
roller assembly
removal” on page
377.
Step 8
Check the aligner assembly for obstructions.
Is the above component free from obstructions?
Go to step 9. Remove obstructions.
Step 9
Check the sensor (input) for proper operation.
a Enter the diagnostic mode.
b Select Base sensor test.
c Observe the line item input.
Does the display on the control panel change every time the sensing area
of the above sensor is interrupted or blocked?
Go to step 11.Go to step 10.
Step 10
Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the Sensor
(input). See “Sensor
(input) removal” on
page 335.
Replace the
connection.
Step 11
Perform a print test, and check the appropriate media feeder.
Is the media properly picked and advanced out of the appropriate media
tray?
Go to step 12. Replace the
appropriate media
feeder. See “Media
feeder removal” on
page 393.
Step 12
Perform a print test, and check the main motor assembly.
Is the media properly transported and able to reach the sensor (input)?
Go to step 13. Replace the main drive
motor. See “Main drive
motor removal” on
page 391.
7463
Diagnostic information
62
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