Siemens SITOP UPS1100 - Hardware Fault

Troubleshooting
4.1 Hardware fault
SITOP UPS1600 / UPS1100
186 Manual, 04.2017, A5E37775406-8-76
4.1
Hardware fault
For an internally identified software or hardware fault/error, the following response occurs:
• LED 1 (O.K./BAT.) lights up red
• LED 2/3/4 are dark
• Alarm 13 (Device failure) is sent
• UPS1600 output shuts down
Response from V2.0.4 or V2.1 and higher:
The output is only shut down for a software error (internal software error, software update
not completed, software checksum is incorrect).