Signs And Measures At Poor Toner Cartridge - Ricoh B173 Service Documentation

4.11.3 SIGNS AND MEASURES AT POOR TONER CARTRIDGE

Fault
Light image and
partially blank
image
B173
Signs
• The printed 1. If the image is light or
image is light
or unclean and
untidy.
• Some part of
the image is
not printed.
.
• Periodically a
2. Some part of image is
noise as "tick
tick" occurs.
3. Periodically a noise
4. White vertical stripes
TONER CARTRIDGE (AIO) SERVICE
Cause & Check
unclean and untidy
printed image –Shake
the cartridge and then
recheck.
NG: Check the
weight of the
cartridge
OK: Lack of toner
not printed - Shake
the cartridge and then
recheck.
NG: Check the
weight of the
cartridge and clean
the Laser Scanning
Unit (LSU) window
with a cotton swab,
then recheck.
OK: Lack of toner
as "tick tick" occurs -
Measure the cycle
and the weight of the
cartridge.
on the whole screen
or partly:
Check the weight of
the cartridge.
4-44
Solution
1. All of 1, 2, 3 -
• The weight of the
cartridge ended: 800g
± 20g
• If it becomes better
by shaking, replace
with a new cartridge.
2. In case of 2-
if it becomes better
after cleaning the
LSU window, then the
cartridge 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
cartridge has been
nearly exhausted.
(Purchase and
replace with a new
cartridge 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
cartridge.
SM