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Answer to: Dell latitude E6230 security passwordDid you remove the CMOS battery for at least 15 minutes? http://www.wikihow.com/Clear-BIOS-Password here's an article that might help.
Answer to: My WiFi is not working aI cannot get online I gave.my rotor passwordCheck your wireless drivers, use an ethernet cord to connect to the internet and check for any driver issues.
Answer to: Why does my mouse jump when I am scrolling?Try looking around at the mouse settings, there may be something there that can help you out, try reinstalling the drivers for the mouse as well. But if your mouse keeps on jumping make sure it's not alive ;)
Answer to: No power, not recognized by computer, HELPMight be a motherboard issue, you could go in and check all the flexes, reseat them. If there are any signs of physical damage, like a bend? that could pretty much tell you if something broke.