Sensor (HPU finisher pass through) jam service check
Action Yes No
Step 1
a POR the printer.
b Reseat the installed output option on the printer.
c Clear obstructions along the paper path.
d Make sure that the sensors (pass through) are free from obstructions.
e Close the rear door properly.
Does the error remain?
Go to step 2. The problem is solved.
Step 2
Check the lower interface cable. If damaged, then replace the lower
interface cable. See
“Staple, hole punch lower interface cable removal”
on page 861.
Remove the left cover. Reseat the cable J15 on the controller board, then
POR the machine.
Does the error remain?
Go to step 3. The problem is solved.
Step 3
Check the auto connector end of the machine below the finisher.
Is it free of damage?
Go to step 4. Replace the upper
interface cable of the
machine under the
finisher.
Step 4
a Open the rear door and check the sensor (trailing edge) and sensor
(leading edge):
• Check the sensor flag for damage. If damaged, then replace the
finisher. See
“Staple, hole punch finisher option removal” on
page 840.
• Make sure the sensor is aligned and properly seated.
b Do a sensor test. Enter Diagnostics Menu and navigate to :
FINISHER TESTS > Finisher Sensor Test > Pass and Media
Does the display on the operator panel change every time the sensing
area of the sensor tested is interrupted or blocked?
Go to step 5. Replace the finisher.
See
“Staple, hole
punch finisher option
removal” on page
840.
Step 5
Open the rear door, and check:
• if the rear door opens and closes properly
• the rollers for damage
Are the rear door components functional and free of damage?
Go to step 6. Replace the finisher.
See
“Staple, hole
punch finisher option
removal” on page
840.
7463
Diagnostic information
193
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