Action Yes No
Step 3
Check the MPF solenoid for proper operation:
a Remove the left cover.
b POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu > Input Tray Tests > Feed Test >
Multipurpose feeder
c Check if the MPF solenoid moves when doing the feed test.
Does it move when doing the feed test?
Go to step 4. Replace the MPF
solenoid. See “MPF
solenoid removal” on
page 149.
Step 4
Make sure the MPF gearbox spring is properly installed and free of
damage. Check the MPF gearbox for wear or damage.
Are they free of wear or damage?
Go to step 5. Replace the MPF
gearbox. See “MPF
gearbox removal” on
page 151.
Step 5
Check the input sensor area for jammed media fragments.
Is the paper path free of partially fed or jammed media?
Go to step 6. Clear the paper path of
any media fragments.
Step 6
Check the jam access cover if it is blocking the input sensor.
Is it blocking the input sensor?
Replace the jam access
cover. See “Jam access
cover removal” on
page 182
Go to step 7.
Step 7
Check the input sensor cable for proper connection.
Is it properly connected?
Go to step 8. Reseat the cable.
Step 8
POR into the Diagnostics menu and perform a sensor test:
Diagnostics Menu > Base Sensor Test > Input
Does the sensor state on the control panel display change when it is
toggled?
Go to step 9. Replace the input
sensor. See “Duplex
sensor and input
sensor removal” on
page 194.
Step 9
Does the error remain?
Contact the next level
of support.
The problem is solved.
4514-420, -430
Diagnostic information
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