Troubleshooting 7 - 47 OKIFAX 5300/5600Service Manual, P/N 592783019: Smeared Background on OutputYesThe blank background is smeared.Close and wait for about15 minutes.Has the Image Drum beenexposed to external light?Is the heat roller of thefuser unit dirty?Replace the ID unit andPower Supply Unit.Clean it.NoNoYesYesNoIs the cleaning roller contactof the ID unit properly contactingwith the contact assembly?Adjust the cleaning rollercontact to properly contactthe contact assembly.