Alarm List
Alarm Number (1000 to 1999)
Alarm List-389
1007 Stack diagnosis function of
Machine Safety detected a
failure in start up process.
YSF21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
Other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1870 M-SAF REGISTER
DIAG. ERROR
1000 An error is detected in the
register diagnosis function of
Machine Safety.
YSF21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
Other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1871 M-SAF SEQUENCE
WATCH ERROR
101 CPU1 of YSF21 board
detected an interruption
monitoring failure.
YSF21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
Other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
103 CPU1 of YSF21 board
detected an sequence
monitoring failure.
YSF21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
Other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
104 CPU1 of YSF21 board
detected an sequence
monitoring failure.
YSF21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
Other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
105 CPU1 of YSF21 board
detected an sequence
monitoring failure.
YSF21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy
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