imagistics 1630 Operating Manual page 124

Difficulty
Print
The whole page is
Quality printed black.
Difficulties
(Cont.)
Nothing is printed on
the page.
Printed pages are
marked at regular
intervals.
Example of Regular
Printed pages are
blurred at the center
or at either edge.
Ghost images appear
on printed page.
The drum unit is a consumable item and it is necessary to replace it
periodically.
17 - 12 T R O U B L E S H O O T I N G A N D R O U T I N E M A I N T E N A N C E
Suggestions
Clean the machine's interior and the primary
corona wire of the drum unit. (See pages
17-20~21.) Also, do not use heat-sensitive paper
as it will cause this problem. After cleaning, if
the printed pages are still black or the display
shows CHANGE DRUM SOON, replace the
Black Page
drum unit with a new one. The drum unit may be
damaged.
Make sure that the toner cartridge is not empty.
Wipe electric terminals referring to Routine
Maintenance, Cleaning the Printer and
Cleaning the Drum Unit, on pages 17-20 and
17-21. Make sure that a torn piece of paper
does not remain on the scanner window.
White Page
Markings may disappear by themselves. Try
copying multiple pages to clear this problem.
Markings may occur if the machine has not
been used for a long time. A possible cause is
that the surface of the drum is scratched. You
must then replace the drum unit with a new
one. If the markings do not disappear, it may
be that the drum was marked or damaged by
excessive exposure to light. In this case,
Marking
replace the drum unit with a new one.
Certain environmental conditions such as
humidity, high temperatures, etc. may cause
this condition to occur. Make sure the machine
is placed on a flat, horizontal surface. Remove
the drum unit with the toner cartridge installed.
Try rocking them from side to side. You may
clear a blurred page by wiping the scanner
windows with a clean soft cloth. (See Routine
Blurred Page
Maintenance, Cleaning the Printer and
Cleaning the Drum Unit, on pages 17-20
and 17-21.) If a blurred page occurs after
cleaning and the display shows CHANGE
DRUM SOON, replace the drum unit with a
new one.
Adjust the print conditions by setting the Print
Density function. Make sure that you use paper
that meets the specifications. Rough surfaces
or thick media can cause a ghost image. Make
sure that you select the appropriate media type in
the printer driver.
Ghost Images