> Hello: > > Have a problem with a B/W g3 tower. It will not boot to any version of OS > 9.x. We get a normal happy Mac and the OS 9 progress bar. Then we get a > pin wheel for about 2 - 3 minutes. Black and White Pinwheel. After which > the pin wheel turns into a bomb. Up until yesterday it was working > correctly. I can also build a successful OS 8.6 system, which for our uses > does no good. Can also build a system from the original install CD which > came with the machine. > > And following : > > * The Apple MacTestPro CD for Power Macintosh G3 and iMac reports a > clean bill of health. > * It will boot off of the original CD-ROM ( OS 8.5.1 ) and off of an > 8.6 CD-ROM. > * Can also build a successful OS 8.6 system, which for our uses does > no good. > * Can also build a system from the original install CD which came with > the machine. > * Tried to boot with extensions off - same behavior. > * The machine will boot off of a commercial OS X 10.2 install CD. > * We have tried changing the RAM, the video card, the processor, the > hard drive. All with known good parts - to no avail. > * Also we have reset the P-RAM, and reset the nvram full reset via > open firmware command line. > * We have tired booting from a OS 9.1 commercial CD - no go. Same > behavior > * We have tried substituting a known good HDD from an identical > machine - no go. Same behavior. > * The suspect drive works correctly in another system. > > Is possible that we have corrupted firmware? Sounds bizarre but... > > Thanx for any input . > > -- > Guy M > Guy M > -- G-List is sponsored by <http://lowendmac.com/> and... Small Dog Electronics http://www.smalldog.com | Refurbished Drives | -- We have Apple Refurbished Monitors in stock! | & CDRWs on Sale! | Support Low End Mac <http://lowendmac.com/lists/support.html> G-List list info: <http://lowendmac.com/lists/g-list.shtml> Send list messages to: <mailto:[EMAIL PROTECTED]> To unsubscribe, email: <mailto:[EMAIL PROTECTED]> For digest mode, email: <mailto:[EMAIL PROTECTED]> Subscription questions: <mailto:[EMAIL PROTECTED]> Archive: <http://www.mail-archive.com/g-list%40mail.maclaunch.com/> Using a Macintosh? Get free email and more at Applelinks! <http://www.applelinks.com>
