Mitsubishi Electric MELSERVO-J3W Series Instruction Manual page 80

4. STARTUP
4.3.2 Status display of an axis
(1) Display sequence
When alarm occurs,
alarm code appears.
Note.
Axis 1 Axis 2
Servo amplifier power ON
Waiting for servo system controller
power to switch ON
(SSCNET
Servo system controller power ON
(SSCNET communication beginning)
(Note)
Ready OFF/servo OFF
Ready ON
(Note)
Ready ON/servo OFF
Servo ON
(Note)
Ready ON/servo ON
Ordinary operation
Servo system controller power OFF
Servo system controller power ON
The segment of the last 2 digits shows the axis number.
(Below example indicates Axis 1)
Axis 16
communication)
Initial data communication with servo
system controller
(Initialization communication)
4 - 7
When alarm warning No. is displayed
Example: At occurrence of overload
Flicker display
After 2s
Flicker display
Example: At occurrence of overload
Flicker display
After 2s
Flicker display
Only alarm and warning No. are
displayed, but no axis No. is
displayed.
During a non servo-off causing
warning, the decimal point on the
third digit LED shows the servo-on
status.
Alarm reset or warning cleared