Ricoh CH-C1 User Manual

Technical Bulletin PAGE: 1/1
Model: CH-C1a
Date: 3-Apr-15
No.: RD135157
Subject: SC286-02
Prepared by: Keita Hamada
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
SC286-02 (LD shutter close error) may occur when making B/W copies or prints.
CAUSE
Engine firmware bug
SOLUTION
Production line:
The Engine firmware was modified.
Cut-in serial numbers:
Model
S/N
Model
S/N
D135-17
TBA
D136-17
TBA
D135-21
TBA
D136-21
TBA
D135-27
TBA
D136-27
TBA
D135-29
TBA
D136-29
TBA
In the field:
Upgrade the Engine firmware to Ver: 1.40:08 (D1365520Z) or later on the machines produced before the
above S/Ns.

Ricoh CH-C1 Specifications

General

Brand	Ricoh
Model	CH-C1
Category	Printer Accessories
Language	English