Ricoh B173 Service Documentation page 111

Fault
Toner
• Toner is fallen
Contamination
• Contaminated
SM
Signs Cause & Check
1. Toner is fallen on the
paper periodically.
on the papers
periodically.
• Check the cycle of
the falling of the
toner.
•
Check the
with toner on
appearance of both
prints partly or
ends of the cartridge
over the whole
OPC drum.
surface.
2. The center of the
printed matter is
contaminated with
toner.
• Check whether
foreign sub-stances
or toner are stuck to
the terminal (contact
point) of the cartridge.
• Check whether the
state of the terminal
assembly is normal.
4-45
TONER CARTRIDGE (AIO) SERVICE
Solution
1. If both ends of the
OPC drum are
contaminated with
toner:
Check the life of the
cartridge
2. Check whether it
could be recycled.
3. If it cannot be
recycled:
Replace the
cartridge.
B173