Konica Minolta Bizhub 4700P Service Manual page 50

Action
Step 2
Check the MPF pick roller and separator pad for
damage and contamination.
Are they free of damage and contamination?
Step 3
Check the MPF solenoid for proper operation:
1. Remove the left cover.
2. POR into the Diagnostics menu and perform a feed
test:
Diagnostics Menu >Input Tray Tests >Feed
Test >Multipurpose feeder
3. Check if the MPF solenoid moves when doing the
feed test.
Does it move when doing the feed test?
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?
Step 5
Check the input sensor area for jammed media
fragments.
Is the paper path free of partially fed or jammed media?
Step 6
Check the media present sensor and media present
sensor flag for:

Proper operation

Wear or damage
Do they properly operate, and are they free of wear or
damage?
bizhub 4700P/bizhub 4000P Service Manual
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Yes
Go to step 3.
Go to step 4.
Go to step 5.
Go to step 6.
Go to step 7.
No
Replace the MPF pick
roller and separator pad.
See MPF pick roller
removal and Separator
pad removal.
Contact the next level of
support.
Replace the MPF
gearbox. See MPF
gearbox removal.
Clear the paper path of
any media fragments.
Replace either the
media present sensor
or media present
sensor flag, or both.
See Media present sensor
removal
Media present sensor flag
removal