Table of Contents
Advertisement
Model:
Taurus-C1a/C1b
Subject:
Stained background/Toner spots
From:
1st Tech Service Sect., PP Tech Service Dept.
Classification:
SYMPTOM
Background is stained or is spotted with toner when continuously printing low coverage
and low P/J jobs.
Stained background
CAUSE
Developer deterioration; developer mixture in the development unit cannot be refreshed
because the machine continues to run low coverage (approximately lower than 3%) and
low P/J jobs.
SOLUTION
1. Clean the ITB cleaning unit, guide plates of the PTR unit, and development unit.
2. Confirm proper attachment of the development entrance seal (p/n: D0743330) and the
side seals (p/n: D0743343, D0743344). If any of the seals are peeled off, replace with
new seals. See RTB #RD074063 for how to replace the seals.
echnical
T
Troubleshooting
Mechanical
Paper path
Product Safety
ulletin
B
Date:
20-Apr-15
Prepared by:
Part information
Electrical
Transmit/receive
Other (
)
Toner spots
PAGE: 1/2
No.:
RD074130
N.Yoshida
Action required
Service manual revision
Retrofit information
Tier 2
Advertisement
Chapters
Table of Contents
