skybox f3 no auid on pvr recording

[canford]

Press audio button on remote and choose different option and all should be ok.

[danielpollio]

just got one of these boxes and when i tested PVR it does not play audio

tested by recording sky movied hd - playback pic is fine but no audio

on the medial player app in menu i see there is a list of buttons and one mentions audio right beside exit and scroll but i cannot see such button on the remote

any help?ty