Ricoh CH-C1 - RTB 50: Troubleshooting for image quality

Technical Bulletin PAGE: 1/8
Model: CH-C1
Date: 15-Nov-13
No.: RD135050
Subject: Troubleshooting for image quality
Prepared by: Yuji Urushihara
From: 1st Tech Service Sect., MFP/P Tech Service Dept.
Classification:
Troubleshooting
Mechanical
Paper path
Part information
Electrical
Transmit/receive
Action required
Service manual revision
Retrofit information
Other ()
This RTB explains troubleshooting for image quality (6 cases)
No.1 White spots in low-temperature, low-humidity environment
SYMPTOM
1. With paper of weight Plain Paper 2: White spots may appear on the 2
nd
page of duplex printing when using the paper with a rough surface and high
electric resistance in an LL environment.
2. Higher weight than Middle Thick Paper: White spots may appear on paper
with a rough surface and high electric resistance.
(See the example image below)