NEC MAGICOLOR 6110 - Manual (Page 97)

Solving Problems with Printing Quality 95
Vertical
streaking
appears. The laser lens cover
may be dirty. Check to see if the laser lens cover is dirty. If
necessary, clean it with a clean soft cloth.
The corona wire inside
the OPC belt cartridge
may be dirty. Clean the corona wire.
One or more toner car-
tridges may be defec-
tive. The item may be defective or misinstalled.
Remove the item, check it for damage, and
reinstall it. If necessary, replace it.
The OPC belt cartridge
may be defective or
misinstalled.
The fuser unit may be
defective or misin-
stalled.
The transfer unit may
be defective or misin-
stalled.
If a wide vertical white
band appears, check
the transfer drum sur-
face. Clean the transfer drum surface. If necessary ,
clean the oil off the surface.
Make sure that the transfer unit is closed.
Symptom Cause Solution