*All* bad? That seems unlikely...unless there is something I don't know about early Mac's that can cause failure of all of them? I've heard talk in PC circles about piggybacking a good chip on top of them temporarily in order to find the bad chip...would something like that work to narrow it down?
Wesley On Mon, February 1, 2016 10:26 am, Charles wrote: > the ram is bad… all of the 16 ram chips need to be replaced. i do > offer this service. Charles > MacCaps.com > > > On Jan 31, 2016, at 11:18 PM, Barry Richardson <brlund...@gmail.com> > wrote: > > >> Tested my 128K Mac recently (bought it in 1984) and got the "bong" but >> sad face with the numbers 048360. Spent hours trying to interpret with >> no luck. I've removed the HD (disk ejector was sluggish) which turned a >> little when I inserted the system disk nut now does not. Also >> resoldered the yolk - analogue board connections. If I can't fix the >> error, can I use bits from a 1MB or classic Mac (which I have, neither >> works properly). Be really grateful for help. >> brlund...@gmail.com (Melbourne Australia) >> >> -- >> -- >> ----- >> You received this message because you are a member of the Vintage Macs >> group. The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml >> and our netiquette guide is at >> http://www.lowendmac.com/lists/netiquette.shtml >> To post to this group, send email to vintage-macs@googlegroups.com >> To leave this group, send email to >> vintage-macs+unsubscr...@googlegroups.com For more options, visit this >> group at http://groups.google.com/group/vintage-macs >> >> Support for older Macs: http://lowendmac.com/services/ >> --- >> You received this message because you are subscribed to the Google >> Groups "Vintage Macs" group. >> To unsubscribe from this group and stop receiving emails from it, send >> an email to vintage-macs+unsubscr...@googlegroups.com. For more options, >> visit https://groups.google.com/d/optout. > > -- > -- > ----- > You received this message because you are a member of the Vintage Macs > group. The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and > our netiquette guide is at > http://www.lowendmac.com/lists/netiquette.shtml > To post to this group, send email to vintage-macs@googlegroups.com > To leave this group, send email to > vintage-macs+unsubscr...@googlegroups.com For more options, visit this > group at http://groups.google.com/group/vintage-macs > > Support for older Macs: http://lowendmac.com/services/ > --- > You received this message because you are subscribed to the Google Groups > "Vintage Macs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to vintage-macs+unsubscr...@googlegroups.com. For more options, > visit https://groups.google.com/d/optout. > -- -- ----- You received this message because you are a member of the Vintage Macs group. The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to vintage-macs@googlegroups.com To leave this group, send email to vintage-macs+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/vintage-macs Support for older Macs: http://lowendmac.com/services/ --- You received this message because you are subscribed to the Google Groups "Vintage Macs" group. To unsubscribe from this group and stop receiving emails from it, send an email to vintage-macs+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.