Oki B4100 - Manual (Page 336)

40055101TH Rev.4 336 /
Troubleshooting flow chart 15:
Check the thermister, the heater
(inside the fuser unit),
MCNT board and Power Supply Unit.
Is the pressure roller
spring normal?
Yes
No
Repair the pressure roller spring.
Poor fusing
Is the paper OKI
specified grade?
No
Use paper of OKI
specified grade.
Is the contact of the fuser
unit contacted with the contact
assembly prolerly?
No Adujust the contact of the
fuser unit to contact the
contact assembly properly.
Yes
Yes