Oki B4100 - Manual (Page 268)

40055101TH Rev.4 268 /
Is separation rubber dirty?
No
Yes
A
Yes
Are pinch rollers pressed normally by the
springs? (After pushing them by fingers,
do they return back to the original positions?)
Are roller-scan dirty?
Set them properly.
Clean it.
Clean it.
No
No
Are roller-scan
worn or slippery?
Replace it.
No
Is roller-ADF dirty?
No
Replace the roller-ADF,
the roller-scan and/or
the pinch rollers.
Clean them.
Yes
Yes