Chapter 10 Troubleshooting|ASDA-A&A+ Series
10-8 Revision April 2009
: DSP communication error
Potential Cause Checking Method Corrective Actions
Maybe the hardware is
damaged.
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.
Servo Drive Fault Messages (ASDA-A+ Series Only)
: "Mismatch" error
Potential Cause Checking Method Corrective Actions
The type of the servo
motor is incorrect.
Check if the servo drive and servo motor are
not correctly matched for size (power rating).
Repair or replace the servo drive or
the servo motor.
: Encoder error (Position detector fault)
Potential Cause Checking Method Corrective Actions
Maybe the Encoder is
damaged.
If the error does not clear after resetting the power supply, please contact your
distributor for assistance or contact with Delta.
: Encoder error (Position detector fault)
Potential Cause Checking Method Corrective Actions
The servo drive
automatically detect the
servo motor is in error.
1. Check if the servo motor is properly
grounded.
2. Check if the encoder signal cables are
placed in separate conduits from the cables
connected to R, S, T and U, V, W terminals
to prevent the interference.
3. Check if the shielded cables are used when
performing Encoder wiring.
1. Please connect the grounding
(green color) of U, V, W
terminal to the heatsink of the
servo drive.
2. Ensure that the encoder signal
cables are placed in separate
conduits from the cables
connected to R, S, T and U, V,
W terminals to prevent the
interference.
3. Please use shielded cables for
Encoder wiring.
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales
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