Alarm List
Alarm Number (1000 to 1999)
Alarm List-347
Connection failure (1)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
∙ EAXA21-CN508
∙ YSF25-CNBX
[External axis]
∙ Cable between encoders
∙ EAXB21-CN534,535,536,540,541,542
∙ YSF25-CNBX
Module failure (encoder) (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the encoder.
YSF25 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF25 board. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1614 F-SAFE
ENCODER COMM.
ERR 2
Sub Code: Signifies the axis
in which the alarm occurred
Blown fuse If AL1962 "EAXA21 board failure" occurred simultaneously with this
alarm,
Replace the fuse(F1) in the EAXA21 board.
Connection failure (1)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
∙ EAXA21-CN508
∙ YSF25-CNBX
[External axis]
∙ Cable between encoders
∙ EAXB21-CN534,535,536,540,541,542
∙ YSF25-CNBX
Module failure (encoder) (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the encoder.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy
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