Chapter 10 Troubleshooting|ASDA-A&A+ Series
10-6 Revision April 2009
: Forward (CCWL) limit switch error
Potential Cause Checking Method Corrective Actions
Forward limit switch is
activated.
Check if forward limit switch is On or Off. Activate forward limit switch.
Servo system is not
stable.
Check the value of control parameter setting
and load inertia.
Modify parameter setting and re-
estimate motor capacity.
: IGBT temperature error
Potential Cause Checking Method Corrective Actions
The drive has
exceeded its rated load
during continuous
operation.
Check if there is overload or the motor current
is too high.
Increase motor capacity or reduce
load.
Short-circuit at drive
output.
Check the drive input wiring. Ensure all wiring is correct.
: Memory error
Potential Cause Checking Method Corrective Actions
Data error in Memory
read-out / write-in.
Reset parameter or power supply.
If the error does not clear after
resetting the power supply, please
contact your distributor for
assistance or contact with Delta.
: DSP communication error
Potential Cause Checking Method Corrective Actions
Control power is in
error.
Check and reset control power If the error does not clear after
resetting the power supply, please
contact your distributor for
assistance or contact with Delta.
: Serial communication error
Potential Cause Checking Method Corrective Actions
Communication
parameter setting is
defective.
Check the communication parameter setting. Correctly set parameter setting.
Communication
address is incorrect.
Check the communication address.
Correctly set communication
address.
Communication value is
incorrect.
Check the communication value. Correctly set communication value.
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales
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