I tried replacing the ROMS on my Mac 128k motherboard, because I couldn't get a system disk to boot - tried two different disk, one 'new'. They didn't seem to work, of course....put the old ones back in, and now the internal disk drive is spinning at full speed before I even put the floppy in...
Been many years since I did repairs on Macs….let alone a 128k. So I got this 128k today, repaired the floppy drive (lubrication). The monitor is weird - see photo. Horizontal thin lines, seems to bright, the the picture is not “solid”, as if it bleeds out a bit from the center. Tried adjusting...