> -----Original Message----- > From: PowerBooks [mailto:[EMAIL PROTECTED] Behalf Of > Eagan Rackley > Sent: Thursday, July 10, 2003 5:35 PM > To: PowerBooks > Subject: Re: 1400 Processor Upgrade > > > > As a follow-up to my previous post, if you can only get a 166 > card, I can > > give you the details to under-clock it to 133 so it works with the early > > I was just wondering what was involved in underclocking the 166 card? > I've been offered a very good deal on a 166 chip and would like to take > the seller up on it ^_^. > > -Eagan Sorry for the delay, I had to dig out my old paperwork on this, on the Processor board you need to identify R20 and R21, they are small surface mount resistors, on the 166 R20 should be 10k (103) and position R21 should be open, to convert to 133 you must remove R20 and fit a 1K (102) resistor to R21, and that is it!! it should now run as a 133 in any 1400 board. Ben. NB the numbers in brackets are the markings on the resistors.
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