Ricoh CH-C1 - RTB 54: SC626-01; SC515-02

Technical Bulletin PAGE: 1/2
Model: Model CH-C1
Date: 5-Dec-13
No.: RD135054
Subject: SC626-01 / SC515-02
Prepared by: Takeshi Toriumi
From: 1st Tech Service Sect. MFP/P Tech Service Dept.
Classification:
Troubleshooting
Mechanical
Paper path
Product Safety
Part information
Electrical
Transmit/receive
Other ( )
Action required
Service manual revision
Retrofit information
Tier 2
Symptom
SC626-01 (DUB communication error during normal operation) or SC515-02 (Shift Motor2 Error) may occur.
Cause
The harness circled in red below is wedged between the paper transfer unit and bracket [A], causing a short.
Note: This is not a product safety issue. Even if the harness shorts out, this will not produce any
smoke or flame.
Solution
Production line:
The harness is bound with the clamp [B] so that it does not touch the bracket [A], as shown below.
[A]
[A]
[B]