Try unplugging the machines and removing the NVRAM batteries.  Allow them
to sit for about 30 mins just to be sure they're drained, then put the
batteries back in and try to power them on..

Sometimes Macs get stuck when the NVRAM has illegal values in it.

Chuck

On Wed, 20 May 1998, Derrick Hutchinson wrote:

> Thank you for the responses--I gues I do not need a ROM SIMM, but that
> still leaves me with a couple of dead IIcx's.  I took out the power supply
> and checked the fuses in it, but neither of these machines will turn on at
> all.  Anyone have recommendations at to what else I might try to goose
> these things to turn on?
> 
> I've tried:
> pressing power button when slot is in vertical position--followed by
> pressing power on ADB keyboard
> turning power button so slot is vertical (and pushed in) and then tried
> pressing it--followed by pressing power on ADB keyboard
> swapping ADB cord and ADB port keyboard was plugged into on back of machine
> plugging mouse into keyboard/ADB port on machine
> swapping slots Apple High Resolution Display Video and Asante MacCon+IIE
> were in
> removing ethernet card
> reseating memory SIMMs (1MB each)
> swapping order of SIMMs
> 
> 
> Derrick Hutchinson
> 
> 
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