Functions Cannot Be Set; Image Density Is Too Low; Image Density Is Too High; Image Trouble - Toshiba e-studio 2500c Operator's Manual

11 MAINTENANCE

Functions cannot be set

Item to be checked
Are there functions that cannot
be combined set together?

Image density is too low

Item to be checked
Is the message to replace the
toner cartridge displayed on the
touch panel?
Is the level of the colour adjust-
ment set suitably?

Image density is too high

Item to be checked
Is the level of the colour adjust-
ment set suitably?

Image trouble

Phenomenon
The copied image is stained.
376 Simple Troubleshooting
Countermeasure
See the copying function combi-
nation and image quality adjust-
ment combination matrices, and
then set them again.
Countermeasure
Replace the toner cartridge.
Use the manual density buttons
or the background adjustment
function to adjust the image den-
sity properly.
Countermeasure
Use the manual density buttons
or the background adjustment
function to adjust the image den-
sity properly.
Usual cause
The Automatic Document
Feeder (optional) or the
Platen Cover (optional) is not
lowered fully.
The original glass, platen
sheet, scanning area or
guides are dirty.
The copy density is set
darker.
A highly transparent original
is used.
Reference page
P.389 "Copying Function Com-
bination Matrix", P.391 "Image
Quality Adjustment Combination
Matrix"
Reference page
P.302 "Replace Toner Car-
tridge Symbol"
P.136 "Copy Density Adjust-
ment", P.144 "Background
Adjustment"
Reference page
P.136 "Copy Density Adjust-
ment", P.144 "Background
Adjustment"
Countermeasure
Lower them fully to block outside light.
Clean them.
P.374 "Daily Inspection"
Make the density lighter if you use the
manual copy density mode. Or use the
automatic copy density mode.
Place a blank sheet of paper, the same
size as the original or larger, over the orig-
inal.