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 210.
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 219.
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 213 and
“Separator pad
removal” on page
221.
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 169.
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 171.
Step 6
Does the error remain?
Contact the next level
of support.
The problem is solved.
4514-630, -635, -636
Diagnostic information
81
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