Oki OKIFAX 5950 Series Maintenance Manual page 388

Troubleshooting flow chart 14:
Is the paper OKI
specified grade?
(Tension: 2.5 kg)
Is the contact of the fuser
unit contacted with the contact
assembly prolerly?
Check the thermister, the heater
(inside the fuser unit), MCNT board
H10 board and Power Supply Unit.
OF5750/5950 Series January 2001
Poor fusing
No
Yes
Is the (Bias)
No
spring normal?
Yes
No
Yes
7 - 47
Use paper of OKI
specified grade.
Repair the pressure roller
spring.
Adujust the contact of the
fuser unit to contact the
contact assembly properly.