It's for resetting the Power Manager. That's sometimes a necessity. G On Wednesday, February 5, 2003, at 08:08 PM, Peter Nacken wrote: > on 2/6/03 1:59 PM, Jay Boshara at jboshara at mchsi.com wrote: > >> On my 366 MHz graphite iBook SE (with only 1 USB and no FireWire), I >> recently noticed a recessed button on the inside near the hinge. >> Next to >> this tiny button's hole there's a white circle with a triangle in it. >> What >> is this button used for and is there a procedure to follow? > > > My guess .. Reset button ... I have the same on my tangerine iBook .. > And on > my 500mhz icebook there is a tiny button next to the AV/headphone port > .. > And it sports the same triangle symbol ... > > I guess in older OS times that was the last resort when the machine was > stuck and you would have to use a paperclip to reset the machine .. > > I never had to use that on a mac ... And it seems that even win > machines > have resorted to a "10 sec hold down of powerbutton for reset" .. > > P