Remedies For Warnings - Mitsubishi Electric MR-J2-03B5 Instruction Manual

8. TROUBLESHOOTING

8.3 Remedies for warnings

If E6, E7 or E9 occurs, the servo off status is established. If any other warning occurs, operation can be
continued but an alarm may take place or proper operation may not be performed. Eliminate the cause of
the warning according to this section. Use the optional servo configuration software to refer to the cause
of warning.
Display Name
E1 Overload
warning
E4 Parameter
warning
E6 Servo forced stop
warning
E7 Controller
emergency stop
warning
E9 Main circuit off
warning
Definition
There is a possibility that
overload alarm 1 or 2
may occur.
Parameter outside
setting range
EM1-P24G are open.
Servo-on (SON) was
switched on with main
circuit power off.
Cause
Load increased to 85% or more of overload
alarm 1 or 2 occurrence level.
Cause, checking method
Refer to 50,51.
Parameter value set from servo system
controller is outside setting range
External forced stop was made valid.
(EM1-P24G opened.)
Emergency stop signal was entered into
the servo system controller.
8 - 7
Action
Refer to 50, 51.
Set it correctly.
Ensure safety and deactivate
forced stop.
Ensure safety and deactivate
emergency stop.
Switch on main circuit power.