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Disk drive unit overheating warning system

  • US 5,115,225 A
  • Filed: 11/13/1990
  • Issued: 05/19/1992
  • Est. Priority Date: 11/13/1990
  • Status: Expired due to Term
First Claim
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1. An apparatus for detecting overheating in a disk drive chamber, the disk drive chamber including one or more disk drives, the disk drives coupled to a disk drive controller which is in communication with an operating system, the apparatus comprising:

  • means located in the drive chamber for sensing the temperature in the drive chamber and generating a signal indicative thereof;

    comparing means coupled to said temperature sensing means which receives said temperature indicating signal for determining if the drive chamber temperature is above a limit temperature indicative of overheating and for generating a signal indicative thereof;

    an external indicating alarm;

    means coupled to said comparing means which receives said limit indicating signal and generates an interrupt signal; and

    means on the disk drive controller coupled to said external indicating alarm and said interrupt signal generating means and receiving said interrupt signal for triggering said external indicating alarm and communicating the overheating status to the operating system when said overheating is detected.

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