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Chapter 9 Troubleshooting
Overview
The following discussion may help you get your system to work.
Potential problems have been divided into groups as follows:
The various symptoms along with the cause and the remedy are described in the following tables.
Installation
SYMPTOM
Motor runs away when connected to amplifier with
no additional inputs.
Same as above, but offset adjustment does not stop
the motor.
Controller does not read changes in encoder position. Wrong encoder
Same as above
Same as above
DMC-1000
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1. Installation
2. Communication
3. Stability and Compensation
4. Operation
CAUSE
Amplifier offset too
large.
Damaged amplifier.
connections.
Bad encoder
Bad controller
REMEDY
Adjust amplifier offset
Replace amplifier.
Check encoder wiring.
Check the encoder signals.
Replace encoder if necessary.
Connect the encoder to
different axis input. If it works,
controller failure. Repair or
replace.
Chapter 9 Troubleshooting • 129
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