MPF service check
Action Yes No
Step 1
Check the springs, links, and tray guides on the MPF assembly for
damage.
Are they free of damage?
Go to step 2. Replace the MPF
assembly. See
“MPF
assembly removal”
on page 239.
Step 2
a Make sure the MPF sensor cable is properly connected to the
controller board.
b POR into the Diagnostics menu and perform a sensor test:
Diagnostics Menu > Input Tray Tests > Sensor Tests >
Multi‑Purpose Feeder
Does the sensor state on the control panel display change when
it is toggled?
Go to step 3. Replace the front
input guide. See
“Front input guide
removal” on
page 248.
Step 3
Make sure the MPF pick roller and separator pad are free of debris.
Check both for wear or damage.
Are they free of damage?
Go to step 4. Replace the MPF
pick roller and
separator pad. See
“MPF pick roller
removal” on
page 242 and
“Separator pad
removal” on
page 250.
Step 4
a Remove the left cover.
b POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu > Input Tray Tests > Feed Tests >
Multi‑Purpose Feeder
c Check the MPF solenoid for proper operation.
Does it function properly?
Go to step 5. Replace the MPF
solenoid. See
“MPF
solenoid removal”
on page 210.
Step 5
a Make sure the MPF gearbox is free of debris.
b Check the gears and spring of the MPF gearbox for wear or
damage.
Are they free of damage?
Go to step 6. Replace the MPF
gearbox. See
“MPF
gearbox removal”
on page 213.
Step 6
Does the error remain?
Contact the next
level of support.
The problem is
solved.
4514-330
Diagnostics and troubleshooting
102
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