YASKAWA FS100 Maintenance Manual page 130

Alarm Alarm Name Sub
Number Code
710 LADDER INITIALIZE
ERROR
720 LADDER PROGRAM 1
ERROR
2
3
4
5
Meaning Cause
Data error
Main CPU board failure
An error was found in the relay Data error
No. specification.
Main CPU board failure
An error was found in the register Data error
No. specification.
Main CPU board failure
An incorrect instruction was set. Data error
Main CPU board failure
Output register is used Data error
redundantly.
Main CPU board failure
Output relay is used redundantly. Data error
Main CPU board failure
Remedy
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, initialize the appropriate data in maintenance
mode, and then load the data saved in the external memory device.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, initialize the appropriate data in maintenance
mode, and then load the data saved in the external memory device.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, initialize the appropriate data in maintenance
mode, and then load the data saved in the external memory device.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, initialize the appropriate data in maintenance
mode, and then load the data saved in the external memory device.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, initialize the appropriate data in maintenance
mode, and then load the data saved in the external memory device.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, initialize the appropriate data in maintenance
mode, and then load the data saved in the external memory device.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
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