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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Mac Desktops > Imac G3 blueberry virgin mac user with a problem

Imac G3 blueberry virgin mac user with a problem
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Join Date: Jul 2004
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Jul 7, 2004, 09:25 AM
 
I picked up a very nice G3 400 today, no keyboard or mouse just the unit in as new condition.
Anyway I turned it on (no mouse/keyboard)and got a single tone to which I found out meant no memory. The only memory I had was a single stick of 64mb PC100 Sdram out of a Dell PC, will this be ok?
It fitted ok and I turned it back on and got the chime but 5 seconds after the chime it went off, the green light on the on/off button stayed on but the hard drive etc went off.
this will happen each time it is switched off at the wall and switched back on.
I did notice on all occasions I did not have anything on the screen, is this normal, how long after the chime does the screen come on or does it come on as soon as you switch the mac on?

Will the mac run with this memory and with no mouse or keyboard and any ideas why after 5 seconds it would turn itself off?

many thanks
Mike
     
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Jul 7, 2004, 10:04 AM
 
BTW after the mac turns itself off after the chime I am still getting power through to the USB ports so I dont think there is anything wrong with the power supply?
     
P
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Join Date: Apr 2000
Location: Gothenburg, Sweden
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Jul 8, 2004, 08:59 AM
 
The iMac will run on any PC100 SDRAM memory, but if its firmware has been updated it will be a little picky about circuits not being entirely in spec. Particularly if the RAM is a few years old the iMac might choke.

That it turns on and back off can have many causes. Is there an OS available? If not, boot from an OS CD. Is the PRAM corrupt? Hold down Cmd-opt-P-R when starting, release when you have heard the beep a couple of times. (That would require getting a keyboard, of course!)
     
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Join Date: Oct 1999
Location: Manchester, UK
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Jul 29, 2004, 04:09 AM
 
You will also need a keyboard to startup using a CD.

Insert the CD, restart the machine and hold down the 'C' key.

The iMac should try to startup from the CD.

All this presumes you have a CD that you can use to startup from.

Do you have the CD's that originally came with the iMac?

Or do you have a boxed OS9?

Either should work

Ian
Computers - Au MacBook 2.4Ghz, iMac 24" 2.8Ghz Core 2 Duo
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OSX User Since Public Beta, current OS 10.6.1, iTS UK purchases - 5377 songs.... and growing!
My website - www.idparkinson.co.uk
     
   
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