Technical Bulletin PAGE: 1/3
Model: Taurus-C1a/C1b (D074/D075) Date: 02-Feb-12 No.: RD074042
Subject: Service Manual Revision: SC595 (sub-code) Prepared by: T. Komori
From: 1st Tech Service Sect., PP 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
Please add the following description to your Taurus field service manual in the section:
6. Troubleshooting > SC Tables > SC500: Paper Feed, Transport, Duplexing
Current Description
TDCU Hardware Error
A command was received from the TDCU due to a stepper motor error,
FPGA configuration error, or FPGA power source error.
SC595 D
z TDCU harness disconnected or broken
z TDCU board defective
z Stepper motor(s) defective
Note: The stepper motors directly controlled by the TDCU include:
fusing motor, drum cleaning motor, development motor, drum motor,
PTR motor, transfer timing motor.
Added Description
FPGA Error
A command was received from the TDCU due to FPGA configuration
error, or FPGA power source error.
SC595-01
SC595-02
SC595-04
D
z TDCU board defective
PTR Separation Motor Error
A command was received from the TDCU due to the motor error
SC595-16
D
z TDCU/TDRB harness disconnected or broken
z TDCU/TDRB board defective
z Stepper motor defective
Belt Centering Motor Error
A command was received from the TDCU due to the motor error
SC595-32
D
z TDCU/TDRB harness disconnected or broken
z TDCU/TDRB board defective
z Stepper motor defective
PTR Separation Motor Error and Belt Centering Motor Error
A command was received from the TDCU due to the motor error
SC595-48
D
z TDCU/TDRB harness disconnected or broken
z TDCU/TDRB board defective
z Stepper motor(s) defective
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