Ricoh Pro C901 Technical Bulletin page 346

Reissued:16-Oct-12
Model:
Aries-C1.5 (D095) / Aries-P1/.5(M077)
RTB Reissue
The items in bold italics were corrected or added.
Subject:
Troubleshooting "Mottled Effect"
st
From:
1 PP Tech Service Sec., PP Tech Service Dept.
Troubleshooting
Classification:
Mechanical
Paper path
Product Safety
SYMPTOM
Inconsistent image density; mottled effect, blurred image
CAUSE / SOLUTION / SIDE EFFECT
Cause
Unsmooth paper surface
causes unstable electric field in
the toner transfer process.
Toner degradation
Cause in detail
- Unsmooth paper surface; unstable electric field -
Toner transfer on smooth surfaced paper
ITB
Stable electric field
Copier paper
T
echnical
Image
processing
Engine
setting
Toner
B
ulletin
Date:
8-Nov-2012
Prepared by:
Part information
Electrical
Transmit/receive
Other ( )
Solution
Calibration
Screening
setting
Toner refresh
amount
ACS switch
setting
Toner is successfully
Result
transferred to paper;
no blank areas.
PAGE: 1/15
No.:
RM077077b
J. Kobayashi
Action required
Service manual revision
Retrofit information
Tier2
Side effect
None
Reduced image
resolution
Toner yield will decrease
if average coverage is
4% or lower
Productivity will be slightly
decreased after switching
the print mode.