On Wed, 11 Jul 2018 09:48:16 +0100, Harry Bloomfield
 wrote:

> I have just bought my first Pi (Pi 3B+), so familiarity is still low. I
> plugged an earphone into the 3.5mm socket, expecting to hear some sort
> of noise or beep from it, but nothing.
>
> Is there a simple way to get the thing to produce some audio noise
> please, just to prove it is working?

Point the chrome browser and play a video. Most of them have sound.
If sound doesn't work, use raspi-config to change the audio options.

https://www.raspberrypi.org/documentation/configuration/audio-config.md
--
Kees Nuyt

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