[comp.sys.ibm.pc.hardware] Original IBM AT CMI 20 Meg Hard Drive question.

sonny@charybdis.harris-atd.com (Bob Davis) (05/13/91)

	I have a CMI 6426-S 20 Meg Full Height Hard Drive that was used
in the original IBM AT -- as I understand it. This drive performs
FLAWLESSLY for 30 minutes and then a click is heard from the drive
(perhaps head-parking ?) and the drive is unuseable: nothing. Turn it
off, let it rest for a while, and then try again and it works perfectly.
Sounds like some kind of thermal problem on the circuit board to me.
	I have heard rumors that these CMI drives were abandonned by
IBM for such problems. My QUESTION IS: Does someone have any definitive
information about these problems? Do you have a theory as to what my
"thermal" problem might be? Is there a chip culprit on the board?
	You folks are such Wizards, surely Someone knows precisely my 
problem...:-)

	Thanks.

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