Ricoh Pro C901 Technical Bulletin page 449

Model:
Aries P1.5/C1.5, AegisP1/C1
Subject:
White line caused by incorrect insertion of the dust
shield glass
From:
PP Service Planning Department 1G
Classification:
SYMPTOM
White line, that appears specifically after cleaning the dust shield glass in the laser unit
CAUSE
After cleaning the dust shield glass and sliding it back into the laser unit, it is falsely
inserted at an angle, causing the guide seal attached inside the bracket to peel off. The
guide seal removed and squashed inside the bracket blocks the laser, resulting in the
white line.
1. The dust shield glass is inserted into the bracket at an angle.
Dust shield glass
2. The tip of the dust shield glass catches the guide seal.
The guide seal is peeled off and squeezed inside, creating a blockage in the optical
3.
path.
echnical
T
Troubleshooting
Mechanical
Paper path
Product Safety
ulletin
B
Date:
Prepared by:
Part information
Electrical
Transmit/receive
Other ( )
Bracket
The tip catches the guide seal.
Guide seal is squeezed.
No.:
07-Feb-14
T.Miyamoto
Action required
Service manual revision
Retrofit information
Tier 2
Range of the optical path
Guide seal
PAGE: 1/2
RM077105