T
echnical
B
ulletin
PAGE: 1/2
Model:
Taurus-C1/P1 (D074/D075/M044)
Date:
16-May-12
No.:
RD074065
Subject:
Troubleshooting Blackout of operation panel display &
SC575
Prepared by:
K. Tsutsui
From:
1st PP Tech Service Section, PP Tech Service Dep.
Classification:
Troubleshooting
Mechanical
Paper path
Part information
Electrical
Transmit/receive
Action required
Service manual revision
Retrofit information
Product Safety
Other ( )
Tier 2
SYMPTOM
1. Blackout of the operation panel display
2. SC575
CAUSE
The Pressure Roller Fan was installed incorrectly with its harness(es) jammed, resulting
in a short circuit
NOTE: Danger of fire as a result of the short circuit is prevented by the safety circuit.
The photo on the right shows the harness color coded in red protruding from the groove.
Harnesses correctly routed
Harnesses incorrectly routed