Ricoh Taurus-C1a Technical Bulletin page 408

Reissued:3-Jul-13
Model:
Taurus-C1a/C1b (D074/D075)
RTB Reissue
The items in bold italics were corrected or added.
Subject:
Modifications on the Development Unit
From:
1st Tech Service Sect., PP Tech Service Dept.
Classification:
This bulletin explains the 3 modifications made to the development unit, which includes the
latest modification implemented on the production line since April 2013.
Contents
1. Modification history of the development unit
2. Explanation of each modification
2-1. Anti-fluctuation (latest modification)
2-2. Thin-coated development roller
2-3. New doctor blade
3. How to identify the modification versions
1. Modification History of the Development Unit
The table below summarizes the 3 modifications and the corresponding part numbers of
the development unit. The latest development unit (D0742304) contains all past
modifications.
Modification
Thin-coated dev roller
New doctor blade
Anti-fluctuation (Latest)
Each of these modifications is outlined on the following pages.
T
echnical
Troubleshooting
Mechanical
Paper path
Product Safety
D0742302
B
ulletin
Date:
25-Jan-13
Prepared by:
Part information
Electrical
Transmit/receive
Other ( )
D0742303 D0742304
PAGE: 1/6
No.:
RD074099a
S. Sasaki
Action required
Service manual revision
Retrofit information
Tier 2