Re: Update on e1000 troubles (over-heating!)

From: Jonathan Lundell (linux@lundell-bros.com)
Date: Mon Oct 14 2002 - 21:54:15 EST


At 4:37am +0200 10/15/02, Andi Kleen wrote:
> > Ben, I checked the datasheet for the part shown in the lspci dump, and it
>> shows an operating temperature of 0-55 degrees C. You said you measured 50
>> degrees C, so you're within the safe range. Did the fans help?
>
>The thermometer he used likely showed a much lower temperature than what was
>actually on the die. 5-10 C more are not unlikely. It's hard to measure chip
>temperatures accurately without an on die thermal diode or special kit.
>So I would expect that when an external normal thermometer showed 50C
>it was already operating out of spec.

The datasheet's for the card, so the operating temperature is surely
ambient, not die temperature. "Ambient measured how?" would be a
reasonable question, though.

-- 
/Jonathan Lundell.
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