Oki OKIFAX OF5900, Maintenance Manual

Page: 322 / 472

OKIFAX 5700/5900 7 - 43
Yes
Periodic abnormal printing
1.2" (30.6 mm)
period?
2.96" (75.3 mm)
period?
Charging roller (inside the ID unit)
failure.
Replace the ID unit.
No
1.85" (47.1 mm)
period?
Developing roller (inside ID unit)
failure.
Replace or clean the ID unit.
Yes
3.7" (94.2 mm)
period?
Yes
No
EP drum (inside ID unit)
failure.
Replace the ID unit.
Tonner supply roller (inside the ID
unit) failure.
Replace the ID unit.
No
Yes
Yes
1.98" (50.3 mm)
period?
2.46" (62.5 mm)
period?
Replace the Back-up roller.
No
Yes
Check the fax control side.
No
Heater roller (inside the fuser unit)
failure.
Replace the fuser unit.
1.89" (48.1 mm)
period?
No
No
Cleaning roller (inside the ID unit )
failure.
Replace the ID unit.
Yes
Replace the transfer roller.
Yes
No
0.93" (23.6 mm)
period?
Troubleshooting flow chart 11: