Signs And Measures At Poor Toner Cartridge - Xerox Phaser 3110 Service Manual

Troubleshooting

4-5-3 Signs and Measures at Poor toner cartridge

Fault
Light image and • The printed image
partially blank
image
(The life is ended.)
• Some part of the
Digital Printer
Digital Printer
Digital Printer
• Periodically a noise
Digital Printer
Digital Printer
Toner • Toner is fallen on
Contamination
• Contaminated with
4-22
Signs
1. If the image is light or unclean
is light or unclean and untidy printed image -
and untidy. Shake the developer and
then recheck.
(1)NG: Check the weight of the
image is not print-
ed. (2)OK: Lack of toner, so the life
2. Some part of image is not
as "tick tick" occurs. printed - Shake the develop-
er and then recheck.
(1)NG: Check the weight of the
(2)OK: Lack of toner, so the life
3. Periodically a noise as "tick
tick" occurs - Measure the
cycle and the weight of the
developer.
4. White vertical stripes on the
whole screen or partly :
Check the weight of the
developer.
1. Toner is fallen on the paper
the papers periodi- periodically.
cally. (1)Check the cycle of the
(2)Check the appearance of
toner on prints part-
ly or over the whole
surface.
2.The center of the printed mat-
ter is contaminated with toner.
(1)Check whether foreign sub-
(2)Check whether the state of
Cause & Check
developer
is nearly closed.
developer and clean
the LSU window with a
cotton swab, then
recheck.
is nearly closed.
falling of the toner.
both ends of the developer
OPC drum.
stances or toner are stuck
to the terminal (contact
point) of the developer.
the terminal assembly is
normal.
Solution
1. All of 1, 2, 3 above-
(1)The weight of the developer
ended: 800g ± 20g
(2)If it become better by shaking,
replace with a new developer
after 50-100 sheets in the clos-
ing state of the life span.
2. In case of 2-
If it becomes better after clean-
ing the LSU window, then the
developer is normal.
(Because of foreign substance
on the LSU window, the image
has not been printed partly.)
3. In case of 3-
If the cycle of noise is about 2
seconds, the toner inside the
developer has been nearly
exhausted.( Purchase and
replace with a new developer
after using about 200 sheets at
the point of occurrence)
4. In case of 3-
This is a phenomenon caused
by lack of toner, so replace with
a new developer.
1. If both ends of the OPC drum
are contaminated with toner:
Check the life of the developer.
(In case of less than 820g, the
life may be expired.)
2. Check whether it could be recy-
cled.
3. If it cannot be recycled:
Replace the developer.