Vintage Macs wrote...
>Subject: Re: pram and 7.5.3 upgrade
>From: Mark Benson <[EMAIL PROTECTED]>
>In-Reply-To: <[EMAIL PROTECTED]>
>Message-Id: <[EMAIL PROTECTED]>
>
>On Tuesday, April 2, 2002, at 01:40 PM, Gregg Eshelman wrote:
>>> ...they added more to it
>>> when they made the
>>> PowerMac though IIRC. you have to reset the PRAM on
>>> a PPC Mac every time
>>> you move the RAM, VRAM, CPU, Hard disks etc., most
>>> irritating :(.
>>
>> I haven't had to zap the PRAM when doing that on my
>> Radius 81/110, which is just an 8100 with a DB15
>> video plug instead of the HDI45 connector.
>
>I had to do it a lot on my 7500, I nce couldn't get it to boot with 2
>new RAM sticks in and a zap got it going. It may not be so prominent on
>early machines, it certianly is on PCI machines. The CUDA switch is a
>more thorough way of doing it too, you are advised to lean on this every
>time you swap a CPU/RAM DIMM/Hard Disk/Video card (if you have one)/VRAM
>SIMM etc... to ensure the machine fully resets itself and recognises the
>hardware. It is possible to do without but I never managed it. May just
>be easier on Nubus Macs.
...which reminds me to say that my two Performa 475's (auto-inject) both
have CUDA buttons.
Bob F
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