No sound

Hi everyone. I gave my hard-drive to a 'Technician' to fix and when it came back I had/have no sound. I am thinking he has disabled somewhere. I know there is a droplist to startup programmes, can anyone tell me where I go to restart up my sound pleaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaase!!!!!!!!

 

Tuu could you please give us more information on what did the tech do, Wat was the problem initally, did he by any chance reinstall OS

Right Click on My Computer
Left Click on Properties
Click on Hardware ( XP/2000 ) or Device Manager ( 98/Me)
Click button Device manager (XP/2000 )
Take a screen shot of it and attach it here

 

Hi. The technician took it beacuse he had to replace a faulty power supply unit.

I dont know how to take a screen shot.

 

Press the Print Screen Button on Keyboard
then open MS Pain and Click Edit and Paste
Then Save it and attach it here

 

Try also to check the following configurations:

Start - Settings - Control Panel - Sounds and Audio Devices
Volume tab:
don't tick off Mute option
Speaker Settings area - go to Advanced - Performance tab - hardware acceleration has to be on full.