Oki B4100 - Manual (Page 333)

40055101TH Rev.4 333 /
Troubleshooting flow chart 12:
Yes
Periodic abnormal printing
1.56" (39.6 mm)
period?
2.27" (57.8 mm)
period?
Charging roller (inside the ID unit)
failure.
Replace the ID unit.
No
1.66" (44.4 mm)
period?
Developing roller (inside ID unit)
failure.
Replace or clean the ID unit.
Yes
3.71" (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
2.72" (69.1 mm)
period?
2.47" (62.8 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.
2.01" (51.1 mm)
period?
No
No
Cleaning roller (inside the ID unit )
failure.
Replace the ID unit. Yes
Replace the transfer roller.
Yes
No
1.24" (31.4 mm)
period?