Siemens SINAMICS G115D Operating Instructions Manual page 374

Alarms, faults and system messages
9.1 Status LED overview
PROFINET fieldbus
ACT
Digital inputs and digital inputs/outputs
DI &
DI/O
AS-i fieldbus
AS-i /
FLT
372
LNK Explanation
Communication via PROFINET is error-free. Converter and open-loop control ex‐
change actual data
The converter is establishing communication with a higher-level control or a PG/PC
with Startdrive installed
A physical connection has been set up
Communication via PROFINET is not active
Explanation
The associated digital input or digital input/output has the "high" state
The associated digital input or digital input/output has the "low" state
Explanation
System OK
AS-i master not connected or firmware update failed
The fieldbus is improperly configured
RDY In conjunction with a synchronously flashing LED RDY:
Converter waits until the power supply is switched off and switched on again after a
firmware update
No communications between processors within the converter
RDY In conjunction with an asynchronously flashing LED RDY:
Incorrect memory card
Slave address 0
Converter trip
Firmware update is active
SINAMICS G115D Wall Mounted distributed drive
Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA