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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: mirada who wrote (34946)7/22/1998 1:16:00 AM
From: Petz  Respond to of 1573719
 
supak, I read something on how to check the Vcc voltage for undocumented jumper settings.

First, if possible, put a 5v CPU, such as an old Pentium classic in the socket. This will prevent burnout of your 166 in case you accidentally generate a voltage > 3.5v. (no CPU won't work)

Once you've done that, you can almost always measure the core voltage from either side of any one of the closed jumpers by using a normal high impedance voltmeter. The jumpers form a resistor network which generates a reference voltage which the regulator maintains at the CPU.

Some people have had success running a 0.25u K6 as high as 2.5 volts, but you're playing with fire and I personally wouldn't risk wasting $120 when a new Super7 motherboard could be bought for as little as $80.

I suggest you post a question on
hardware.pairnet.com
I've seen a lot of motherboard questions answered on it.

Petz