What do the status LEDS on my FSII SPL ( splitter) mean

One of the LEDS on my FSII SPL is flashing - what does it mean

 

If you are seeing flashing LEDs on the FSII SPL.Then is it most likely, there is no DECT sync coming into the FSII SPL or the splitter is in local dect sync mode

Please see FSII SPL guide : https://clearcom.com/DownloadCenter/manuals/FreeSpeakII_BaseII_v1.5.2/FreeSpeakII_Splitter_QuickStartGuide-399G182D.pdf