On Mar 20, 2010, at 12:35 PM, Jim Scott wrote: > > > On Sat, Mar 20, 2010 at 7:25 AM, Tom and Lisa Peters <[email protected]> > wrote: > On Mar 19, 2010, at 9:11 PM, Jim Scott wrote: > > > On Mar 19, 2010, at 8:53 PM, Clark Martin wrote: > > On 3/19/10 9:35 PM, Tom and Lisa Peters wrote: > > I disassembled my G3 iBook 500 and I have lost the little magnet that > goes just under the keyboard. Can someone tell me what it's for? I'll > get one if necessary. > I'm sure it'll show up somewhere, some place. > > John Carmonne > Yorba Linda USA > > Sleep sensor. Without the magnet, the book will not sleep if you close > the lid. > > I don't know if there are two magnets or one that does double duty but there > is also a magnet that pulls the hook down as you close the lid. > > > There are two magnets. One is a small rectangular piece that's glued to the > bottom side of the top case in the lower right corner right by the keyboard > opening. The other is the bottom latch mechanism which has been magnetized to > attract the latch hook in the LCD assembly. > -- Jim Scott > > > The one that's missing is about 6.5mm diameter and 4mm long. it fits in a > screw hole in the center top opening for the keyboard in the vicinity of the > numlock key. > > Oh, that one..... As far as I know its only function is to help keep the > keyboard down flat...... I think.... I usually never bother with it when > rebuilding units..... > > Yep, that's the function of that little bugger, which I forgot about too. > Unless the little screw head/lock tab (in the center of the numlock key) is > turned to lock the center of the keyboard, the top of the keyboard tends to > "trampoline" during typing. So Apple came up with an alternate fix. It put > that teeny little magnet on top of the special screw. Then, because the > keyboard plate is aluminum, a small steel disk was glued to a vinyl sticker > which was affixed to the aluminum keyboard. This was supposed to "lock" the > keyboard top center in place. As with all things Mickey Mouse that involve > glue, most of those steel stickers came loose, disappeared, etc. years ago, > leaving the magnet with nothing to do. Which is just as well. They require a > dental pick to remove, and I've gotten quite adept at popping them up > sideways, then grabbing them with tweezers. I've got a nice stack of them > hanging off the side of a steel work light. :^) > > You're not going to like to hear this John, but if you remember removing that > magnet, you'd be well advised to find where it went. It probably found a nice > attractive piece of steel somewhere inside your iBook, which means it's not > going to come loose. On the other hand, can you continue to use the iBook > without knowing where the magnet went, or what it's stuck to? > > Been there, done that, too. > > Jim Scott >
Well at the moment the iBook is alive and well, so I will take a breather before I mine for the magnet, the disassembling of a G3 iBook I found out is not for the faint of heart, so I'm not looking forward to the hunt. LOL Apple got their revenge on the tinkerer's with this one. John Carmonne Yorba Linda USA -- You received this message because you are a member of G-Books, a group for those using G3 iBooks and PowerBooks (we run a separate list for G4 'Books). The list FAQ is at http://lowendmac.com/lists/g-books.html and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] To leave this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/g-books Support for older Macs: http://lowendmac.com/services/ To unsubscribe from this group, send email to g-books+unsubscribegooglegroups.com or reply to this email with the words "REMOVE ME" as the subject.
