Alarm
Alarm Name
Sub
Number
Code
7
8
9
10
11
Meaning
Cause
Unable to send a request to
Servo control board failure
prepare a feedback pulse
Software operation error
occurred
Unable to prepare a feedback
Servo control board failure
pulse
Software operation error
occurred
Unable to send a request to
Main CPU board failure
initialize the arithmetic section
(ARITH)
Software operation error
occurred
Unable to initialize ARITH
Main CPU board failure
Software operation error
occurred
Unable to send a request to
Main CPU board failure
prepare the current position
Software operation error
occurred
Remedy
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance mode, and
then contact your YASKAWA representative about occurrence status (operating
procedure).
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance mode, and
then contact your YASKAWA representative about occurrence status (operating
procedure).
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance mode, and
then contact your YASKAWA representative about occurrence status (operating
procedure).
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance mode, and
then contact your YASKAWA representative about occurrence status (operating
procedure).
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance mode, and
then contact your YASKAWA representative about occurrence status (operating
procedure).
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