What does LKG mean in the FANUC status bar?



ALM: Indicates that an alarm has been issued (inverted flashing display)

BAT: Indicates that the voltage of the lithium battery (CNC) has dropped (inverted flashing display)

APC: Indicates that the battery voltage of the absolute position encoder has dropped (inverted flashing display)

FAN: Indicates that the fan speed has dropped (inverted flashing display)

LKG: Indicates that insulation degradation has been detected (inverted flashing display) Check the insulation degradation monitor screen (diagnosis)

PMC: Indicates that the PMC alarm is occurring (inverted flashing display)