Mitsubishi Electric MELSERVO-J4 Instruction Manual page 117

1. TROUBLESHOOTING FOR SERVO AMPLIFIER (DRIVE UNIT)
Alarm No.: F0 Name: Tough drive warning
Alarm content
Detail
Detail name
No.
F0.1 Instantaneous (1) The voltage of the
power failure
tough drive
warning
F0.3 Vibration tough (1) The setting value of the
drive warning
Alarm No.: F2 Name: Drive recorder - Miswriting warning
Alarm content
Detail
Detail name
No.
F2.1 Drive recorder - (1) The Flash-ROM is
Area writing
time-out
warning
F2.2 Drive recorder - (1) Data were not written to
Data miswriting
warning
Alarm No.: F3 Name: Oscillation detection warning
Alarm content
Detail
Detail name
No.
F3.1 Oscillation Check it with the check method for [AL. 54.1].
detection
warning
Tough drive function was activated.
Cause
Check it with the check method for [AL. 10.1].
control circuit power
supply has dropped.
Check if it was
machine resonance changed frequently.
suppression filter was
changed due to a
machine resonance.
A waveform measured by the drive recorder function was not recorded.
Cause
Disconnect the cables
malfunctioning. except for the control
circuit power supply,
and then check the
repeatability.
Check if clearing alarm
the drive recorder area. history disables this
alarm with MR
Configurator2.
[AL. 54 Oscillation detection] can occur.
Cause
Check method Check result
It was changed
frequently.
Check method Check result
It is repeatable.
It is not canceled.
Check method Check result
1 - 110
Action Target
[A]
[B]
[WB]
[RJ010]
[GF]
Set the machine
resonance
suppression filter.
Check the machine
status if screws are
loose or the like.
Action Target
Replace the servo [A]
amplifier. [B]
[WB]
[RJ010]
[GF]
Replace the servo
amplifier.
Action Target