Siemens Sinamics S110 Function Manual page 90

Diagnostics
5.1 Diagnostics via LEDs
Control Unit 305 - behavior of the LEDs during booting
Table 5- 1
RDY
Orange
Red 2 Hz
Red 2 Hz
Red 0.5
Orange
88
LEDs during power up
LED
COM OUT>5
Orange
Red Red
Red
Red Off
Red 2 Hz
Off Red
Red 0.5 Hz
Hz
Off
Status
MOD
Off Red Reset
Off Off BIOS loaded
Off Off BIOS error
Off Off Firmware
loaded
Off Off File error
Off Off Firmware
checked
Off Off Firmware
checked
Off Off drive
initialization
Remark
–
–
–
–
problem with file system
no CRC errors
CRC error
–
Function Manual, 01/2011, 6SL3097-4AB10-0BP3
Function Manual