Try unplugging powercord from WALL/POWER socket first, and then second unplug powercord from COMPUTER. There may be some skillful way you are shorting the power socket at the computer. We identify, develop, and protect intangible business assets and counsel other professionals on legal issues. Balanced Counsel for Smart Clients * www.keganlaw.com * * * * * * * * * * * * * * * * * * * * * * * * * 312=782-6495 x21 On Thursday, July 3, 2003, at 10:14 AM, PowerBook G4 Titanium List wrote: > ... I unplugged the powercord from the computer. > BAM! The screen turned black and a loud undesirable > buzzing came out from the speakers of the unit. Daniel Kegan * > daniel at keganlaw.com * Kegan & Kegan, Ltd.