Kyocera KM-C830 - Manual (Page 150)

Section 9 TROUBLESHOOTING
9-17
Trouble
The copies come out too
dark.
A moiré pattern (the
phenomenon where the dots
do not appear to be lined up
properly but seem to be
grouped together in
patterns) appears on the
copies.
The color of the originals
and the copies seem
different.
The copies are not clear.
The copies are dirty.
The copies are blurred or
faded.
Checkpoint
Is the copier in the auto exposure mode?
Is the copier in the manual exposure mode?
Is the original that you are copying a printed
photograph?
Are the color adjustment settings correct?
Did you select an image quality mode that
was appropriate to the original being
copied?
Is the platen or the original cover dirty?
Is the copier being used in an environment
of high humidity?
Procedure
In order to adjust the overall exposure level,
perform the “Auto exposure adjustment”
procedure.
Adjust the exposure to the correct level
using the copy exposure adjustment keys.
To adjust the overall exposure, change the
default value for manual exposure in each
image quality mode.
Change the image quality setting to the
printed photo mode.
Press the Color Edit key and perform the
appropriate color adjustment.
Perform the auto color adjustment
procedure.
Select an appropriate image quality mode.
Clean the platen and/or the original cover.
Perform the drum refresh procedure.
Reference
page
7-17
4-3
7-18
7-19
4-3
5-2
5-3
5-4
5-5
5-7
7-22
4-3
10-1
7-23