Ricoh Pro C901 Technical Bulletin page 463

Reissued:21-Apr-14
Model:
Aries-P1.5/C1.5
3. Troubleshooting uneven density & mottled effect
Excerpt from RTB RM077077b
Cause
Paper with rough surface
causes unstable electric field
in the toner transfer process.
Toner degradation
In detail
- Rough surfaced paper; unstable electric field -
Toner transfer on smooth surfaced paper
ITB
Stable electric field
Toner transfer on rough surfaced paper
Unstable electric field
echnical
T
Image
processing
Engine
setting
Toner
Copier paper
ulletin
B
Date:
10-Mar-14
Solution
Calibration
Screening setting
Toner refresh
amount
ACS switch setting
Result
Result
Partial image deletion;
unprinted spots
PAGE: 11/75
No.:
RM077107b
Side effect
None
Reduced image resolution
Toner yield will decrease if
average coverage is 4% or lower
Productivity will slightly
decreased by switching the
print mode.
Toner is successfully
transferred to paper;
no blank areas.