No Sound on Sony Vaio

Hi, I desperately need help with the following issue. Well I just purchased a Sony Vaio VGN-Z790J and it had Windows 7 preloaded on it and the audio symbol in the system tray had a red cross and I couldn't locate the sound card in Device Manager. I have tried everything possible,...

To start off, I had malware and adware in a few places, got that taken care of. My friend went through my services and disabled ones that he didn't see necessary. Now I can't control my sound level or brightness level, so my computer is on the darkest screen level. I work a lot on my computer,...

Hey this is my first time on the forum so I'm not sure what I should start off by listing here. A few days ago my computer started acting a bit wonky, certain applications running slowly and eventually crashing. I assumed this was caused by some sort of Trojan or other virus and I scanned my...

This is the first time contacting Sony support. After waiting for over 1/2 hour, finally a person comes online. I spend another 20 minutes giving him name, address, etc and then I find out that it is "paid support". After an online chat and trying to contact Sony support, maybe the only...

I have a sony vaio VGN-ARN61E, which originally came with windows vista, but i have since upgraded to windows 7 home premium 32 bit. I have recently got a flatscreen tv and would like to be able to watch stuff streamed on my laptop on the tv. I have a hdmi cable (which claims to do both audio and...