8.1 Operating states indicated on LEDs
Table 8-1 Explanation of symbols for the following tables
LED is ON
LED is OFF
LED flashes slowly
LED flashes quickly
LED flashes with variable frequency
Please contact Technical Support for LED states that are not described in the following.
Table 8-2 Basic states
RDY Explanation
Temporary state after the supply voltage is switched on.
The inverter is free of faults
Commissioning or reset to factory settings
A fault is active
Firmware update is active
Inverter waits until the power supply is switched off and switched on again after a firmware
update
Alarms, faults and system messages
8.1 Operating states indicated on LEDs
SINAMICS G120C converter
350 Operating Instructions, 09/2017, FW V4.7 SP9, A5E34263257B AF
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