Well I opened up the Emax again, all PSU voltages were good at the floppy and inverter. Taking a scientific approach, I went over all the mods I made, pin by pin and found some cold solder joints on the new OLED display I installed. Fixed those and she's back!!! *phew* -Dave > On Feb 17, 2014, at 8:25, David Sotnick <sotnickd@...> wrote: > > Hi all, > > Now it's my turn… I'm sad to report that my beloved Emax SE Rack which I upgraded to SCSI and slim floppy is no longer booting. > > Symptoms are: PSU voltages look good at the drive power connector. All LEDs on the front panel come on at power-on except load and enter. No LCD display and no floppy or CF reader activity. :-( > > I have re-seated all cables but have not yet removed and re-seated any socketed ICs. It has just been sitting in a rack, so nothing has been jostled. > > Any suggestions on where to start? > > -Dave > > p.s. even more frustrating: I missed out on a $60 working Emax SE on a local Craig's list ad which posted the day before I discovered my Emax was dead. :-(
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Re: Diagnosing non-functional Emax
2014-02-18 by David Sotnick
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