Personal computer employing reset button to enter ROM-based diag

Details Personal computer employing reset button to enter ROM-based diag Personal computer employing reset button to enter ROM-based diag

1993-03-22

1995-03-14

Canney, Vincent P.

Boots, shoes, and leggings

395700, 3642802, G06F 900

Patent

active

053983335

ABSTRACT:
Disclosed are a system and method for providing user-invocable, non disk-based diagnostics routines for a personal computer. The method comprises the steps of (1) storing a diagnostics routine capable of performing diagnostic tests on portions of the personal computer in ROM, (2) monitoring a status of a reset button coupled to the personal computer and (3) executing the diagnostics routine if the reset button is pressed twice within a preselected period of time. The disclosed system and method allow a user to control the invocation of a diagnostics routine that needs a minimum of functioning computer hardware to execute.

REFERENCES:
patent: 5291585 (1994-03-01), Sato et al.

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