LED

Status

Description

Run (green/red)

on (red)

start-up sequence; once the device has booted, the LED changes to green

green blinking

device is operating; flickering indicates device overload

off

no power

Comm (yellow)

off

no measurement

on

measurement in progress

32Mb (white)

off

no data reception 32 Mbit/s at X11

on

data reception 32 Mbit/s at X11 OK

flashing

data reception at X11, but signal is wrong

Err (rot)

off

normal state, everything OK

flashing

error occurred within the device