Troubleshooting Table; Simple Troubleshooting - Konica Minolta C652 User Manual

9.2

Troubleshooting table

9.2 Troubleshooting table

Simple troubleshooting

The following explains simple troubleshooting procedures. If the problem is not corrected after the described
operation is performed, contact your service representative.
Description of problem
The machine does not start up
when the [main power switch] is
turned on
Copying does not start
The printed output is too light
The printed output is too dark
The printed image is blurry
There are dark specks or spots
throughout the printed output
There are streaks in the printed
output
bizhub C652/C552
Check points
Is power being supplied from the
electrical outlet?
Has the [sub power switch] been
turned on?
Is the upper right-side door of
the machine open?
Is there any paper that matches
the original?
Is the copy density set to [Light]?
Is the paper damp?
Is the copy density set to [Dark]?
Was the original not pressed
close enough against the original
glass?
Is the paper damp?
Was the original not pressed
close enough against the original
glass?
Is the original glass dirty?
Is the original glass dirty?
Is the document pad dirty?
Was the original printed on highly
translucent material, such as dia-
zo photosensitive paper or OHP
transparencies?
Is a 2-sided original being cop-
ied?
Is the electrostatic charger wire
dirty?
Remedy
Correctly insert the power supply
plug into the electrical outlet.
Turn on the [sub power switch].
Securely close the upper right-
side door of the machine.
Load paper of the appropriate
size into the paper tray.
Press [Dark] in the Density
screen to copy at the desired
copy density. (p. 5-17)
Replace with new paper. (p. 8-3)
Press [Light] in the Density
screen to copy at the desired
copy density. (p. 5-17)
Position the original so that it is
pressed closely against the orig-
inal glass. (p. 3-5)
Replace with new paper. (p. 8-3)
Position the original so that it is
pressed closely against the orig-
inal glass. (p. 3-5)
Wipe the glass with a soft, dry
cloth. (p. 8-11)
Clean the original glass with the
original glass cleaner. (p. 8-11)
Clean the document pad with a
soft cloth dampened with a mild
detergent. (p. 8-12)
Place a blank sheet of paper on
top of the original. (p. 3-5)
If a thin 2-sided original is being
copied, the print on the back side
may be reproduced on the front
side of the copy. In the Back-
ground Removal screen, select a
lighter background density.
(p. 5-17)
Use the charger-cleaning tool to
clean the electrostatic charger.
(p. 9-11)
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