A bit worried.

[hpi]

You will just have to stay with the basics and not pile stuff on as well as trying to oc anything. If it's running now without problems you just have keep from adding additional drives/devices as well as not running a load of things all at once. That will help you from taxing the supply. Too bad you didn't see the make and model on the sticker. That would help get more details on the supply itself. But those included free with the case are generally ???

it says, model:speed 500atx

 

[PC eye]

Nothing was found with the search on "speed 500atx" to be specific. The closest match to the output amps you posted earlier was seen at http://www.modecom.eu/product.php?id=383&pageNr=