YASKAWA DX100 Maintenance Manual page 301

Alarm Alarm Name Sub
Number Code
1328 DEFECTIVE
ENCODER
1329 DEFECTIVE
SERIAL
ENCODER
COMMAND
Meaning Cause
Sub Code: Signifies the axis in Connection failure
which the alarm occurred
Module
failure(encoder)
EAXA board failure
Sub Code: Signifies the axis in Connection failure
which the alarm occurred
Module
failure(encoder)
Remedy
(1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, check the connection and insertion of the
following cables and connectors.
[Robot axis]
· Cable between encoders
· EAXA-CN508
[External axis]
· Cable between encoders
· EAXB-CN0534,535,536
(1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the encoder.
(1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the EAXA board. Save the CMOS.BIN
before replace the board to be safe.
(1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, check the connection and insertion of the
following cables and connectors.
[Robot axis]
· Cable between encoders
· EAXA-CN508
[External axis]
· Cable between encoders
· EAXB-CN0534,535,536
(1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the encoder.