Make sure that the amplifier of the board is powered on. On
the left side of the board you should see the volume control amp. Make sure
that the standby light is green. Also make sure that you go into the sound
settings of your computer and see if promethean usb is listed for playback
options and select it if its not already selected.
Your reference number is 00474587.
- Release notes for ActivInspire v2.21 (released 5 January 2021)
- Release notes for ActivPanel Elements Series v4.3.0 (released 16 December 2020) and v4.3.1 (released 7 January 2021)
- Release notes for myPromethean portal v1.4 (released 2 December 2020)
- Release notes for ActivConnect OPS-G v2.4.4 (released 16 October 2020)
- Release Notes for ActivPanel Elements Series v4.2.0 (released 30 September 2020)