Oki CX4545 MFP, Troubleshooting Manual

Page: 71 / 120

2.TROUBLESHOOTING FOR COPYING
Copying Problems 69
2 TROUBLESHOOTING FOR COPYING
Copied image has unevenness in
the horizontal direction. The main charger is stained. Clean the main charger.
 P.62 “Cleaning the Slit Glass and Main Chargers”
Copied image has black streaks
in the horizontal direction. The scanning area or guides are
stained. Clean them.
 P.114 “Regular Maintenance”
Copied image has white streaks
in the horizontal direction. The slit glass is stained. Clean the slit glass.
 P.62 “Cleaning the Slit Glass and Main Chargers”
A color original is copied in black
and white even if [AUTO
COLOR] is selected for the color
mode. Some color originals may be copied
in black and white:
 Originals with very little colored
part
 Overall blackish originals
 Originals in light color
Set the color mode to [FULL COLOR].
You can change the criterion for determining whether an
original is black and white or color.
For further information, refer to the
MFP Management
Guide .
A black-and-white original is
copied in color even if [AUTO
COLOR] is selected for the color
mode. Some black and white originals may
be copied in color:
 Yellowed originals
 Originals with background color
Set the color mode to [BLACK].
You can change the criterion for determining whether an
original is black and white or color.
For further information, refer to the
MFP Management
Guide .
Problem Description Cause Corrective Action