Technical Bulletin PAGE: 1/3
Model: Taurus-C1a/C1b (D074/D075)
Subject: Troubleshooting SC41x
Prepared by: Shinnosuke Sasaki
From: 1st PP Tech Service Sec., PP Tech Service Dept.,
Mechanical
Paper path
Product Safety
Electrical
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Other ( )
Service manual revision
Retrofit information
Tier 2
Symptom
SC41x and/or the result of Process Control (SP3012) indicates error code “15”
Chances of this problem are higher when running the machine in a high humidity
environment in a cold-start, for example, Monday mornings or after lunch breaks.
Cause
Potential Sensor Probe Dirty
Potential Sensor Harness disconnected
Potential Sensor Relay Board defective
Potential Sensor Defective