Sensor (input) never-arriving jam from tray 1 service check
Action Yes No
Step 1
Check the media size setup and tray guides for media tray 1.
Does the media size, in use, match the size set for media tray 1?
Go to step 2. Replace the media, or
change the media size
setup in media tray 1.
Step 2
Check the media tray 1 for overfilling.
Is media tray 1 overfilled?
Remove any excess
new media.
Go to step 3.
Step 3
Check the media condition in media tray 1.
Is any of the media in media tray 1 crumpled or damaged?
Replace the damaged
media with new.
Go to step 4.
Step 4
Check the pick roller in the media tray being picked from.
Is the pick roller free of excess wear and contamination?
Go to step 5. Clean or replace the
pick roller. See
“Pick
roller assembly
removal” on page
541.
Step 5
Check the aligner assembly for obstructions.
Is the above component free from obstructions?
Go to step 6. Remove obstructions.
Step 6
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 operator panel, change every time the sensing
area of the above sensor is interrupted or blocked?
Go to step 8. Go to step 7.
Step 7
Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the Sensor
(input). See
“Sensor
(input) removal” on
page 473.
Replace the
connection.
Step 8
Perform a print test and check the tray 1 media feeder.
Is the media properly picked and advanced out of the media tray?
Go to step 9. Replace the media
feeder. See
“Media
feeder removal” on
page 429.
Step 9
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 10. Replace the main drive
motor. See
“Main drive
motor removal” on
page 428.
7463
Diagnostic information
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