Mitsubishi Electronics MR-J3-T User Manual
A.3
Alarms and Warning Messages
Appendix
Alarms and Warning Messages
MR-J3-T
A - 41
Display
Alarm Code
Error
Alarm Reset
ACD3
(Bit 3)
ACD2
(Bit 2)
ACD1
(Bit 1)
ACD0
(Bit 0)
Power
Supply
OFF
ON
MR-
Configurator/
HMI
Reset
(RES)
Alar
me
A10
0
0
1
0
Undervoltage
✔
✔
✔
A12
0
0
0
0
Memory error 1
✔
—
—
A13
0
0
0
0
Clock error
✔
—
—
A15
0
0
0
0
Memory error 2
(E²PROM)
✔
—
—
A16
0
1
1
0
Encoder error 1
(at power on)
✔
—
—
A17
0
0
0
0
Board error
✔
—
—
A19
0
0
0
0
Memory error 2
(Flash ROM)
✔
—
—
A1A
0
1
1
0
Incorrect servo
motor
motor
✔
—
—
A20
0
1
1
0
Encoder error 2
✔
—
—
A24
1
1
0
0
Main circuit error
✔
✔
✔
A25
1
1
1
0
Absolute position
lost/erased
lost/erased
✔
—
—
A30
0
0
0
1
Regenerative
braking overload
braking overload
✔
햲
✔
햲
✔
햲
A31
0
1
0
1
Overspeed
✔
✔
✔
A32
0
1
0
0
Overcurrent
✔
—
—
A33
1
0
0
1
Overvoltage
✔
✔
✔
A35
1
1
0
1
Input frequency
too high
too high
✔
—
—
A37
1
0
0
0
Parameter error
✔
—
—
A45
0
0
1
1
Main circuit
overheat
overheat
✔
햲
✔
햲
✔
햲
A46
0
0
1
1
Servo motor
overheat
overheat
✔
햲
✔
햲
✔
햲
A47
0
0
1
1
Cooling fan error
✔
—
—
A50
0
0
1
1
Overload 1
✔
햲
✔
햲
✔
햲
A51
0
0
1
1
Overload 2
✔
햲
✔
햲
✔
햲
Table A-3: Error messages(1)