Fanuc Alpha Servo Module Alarm

Fanuc Alpha Servo Module alarms & faults. Series of Fanuc Alpha servo amplifiers from A06B-6079, 6080, 6089, 6090, 6096, 6097. Includes PWM, type-B, FSSB interface on single, dual and triple channel configurations. Please contact us at CNC for more information regards the meaning of the alarms on your Fanuc Alpha Servo Module. Fault diagnosis, testing on our rigs, closed loop feedback and a 180 day warranty on repair and exchange!

Alarm Code Description of faults
1 Inverter: Internal cooling fan stopped
2 Inverter: Control power supply under voltage
5 Inverter: DC link under voltage
6 Inverter: Overheat
8 Inverter: DC link current alarm (L axis)
8. Inverter: IPM alarm (L axis)
9 Inverter: DC link current alarm (M axis)
9. Inverter: IPM alarm (M axis)
Blinking Inverter: abnormal control power supply
A Inverter: DC Link Current alarm (N axis)
A. Inverter: IPM alarm (N axis)
b Inverter: DC Inverter: Control Command Failure
c Inverter: DC Inverter: Control Command Failure
d Inverter: DC Inverter: Control Command Failure
F Inverter: cooling fan stopped of the radiator
P Inverter: Communication error between amplifier and module
U Inverter: FSSB communication error (COP10B)
L Inverter: FSSB communication error (COP10A)

If you require later drives such as the Fanuc Alpha i series servo amplifiers then they mostly follow the above alarms.