Interface Led Status - Renishaw RCS T Series User Manual

Interface LED status

Located on the top and side of the RCS T-series interface are two LEDs; the
top LED indicates the status of the struts and the side LED indicates the
power and connection status of the interface. When the system is powered
on, the side LED will display red for 10 seconds during bootloader mode. See
the tables below for status/indications:
24 RCS T-series user guide