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From: det@hawkmoon.MN.ORG (Derek E. Terveer)
Newsgroups: comp.sys.ibm.pc.hardware
Subject: Re: Speedup 386SX from 16MHz to 20MHz: SUCCESS! (for now)
Message-ID: <1991Jan25.192742.10844@hawkmoon.MN.ORG>
Date: 25 Jan 91 19:27:42 GMT
References: <1991Jan21.215159.25118@d.cs.okstate.edu> <3370007@hpsgwp.sgp.hp.com>
Organization: Home System (One of the Eternal Champions); Eagan, MN, 55123-2507, USA
Lines: 16

plim@hpsgwp.sgp.hp.com (Peter Lim) writes:

>Just something for you to think about ...... It might be a better idea
>to keep the casing covered. If your concern is with getting rid of heat.
>Keeping the casing on doesn't trap the heat inside. Rather, it allows
>the cooling fan to have its proper effect --- sucking heat out from
>the system.

Yes; ostensibly the case and cooling fan is designed to optimally
direct the airflow around and through the parts within the case.
The system is not designed to operate with the case off because then
the air doesn't flow according to design.
-- 
Derek "Tigger" Terveer	det@hawkmoon.MN.ORG - MNFHA, NCS - UMN Women's Lax, MWD
I am the way and the truth and the light, I know all the answers; don't need
your advice.  -- "I am the way and the truth and the light" -- The Legendary Pink Dots