RDY Explanation
A fault is active or rmware update failed
Firmware update is active
Converter waits until the power supply is switched o and switched on again after a rmware
update
PROFINET eldbus
BF Explanation
Data exchange between the converter and control system is active
The eldbus is improperly congured
RDY In conjunction with a synchronously ashing LED RDY:
Converter waits until the power supply is switched o and switched on again after a
rmware update
No communication with higher-level controller
RDY In conjunction with an asynchronously ashing LED RDY:
Incorrect memory card
Firmware update failed
Firmware update is active
Integrated safety functions
SAFE Explanation
One or more safety functions are enabled, but not active
One or more safety functions are active and error-free
The converter has detected a safety function fault and initiated a stop response
Alarms, faults and system messages
9.1Status LED overview
SINAMICS G115D Wall Mounted distributed drive
Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA 371