If you've locked yourself out of your Compaq Presario by an unknown CMOS password, you can reset the password -- along with all other CMOS settings -- by removing the computer's backup battery for ...

Compaq began producing PCs for business use in 1982, and although purchased by HP in 2002, the company still produces lines of computers such as the Presario under the Compaq name. Compaq's Presario ...

I recently had a problem where the laptop in question would not boot or even charge the battery if it was fully depleted, even if on AC power. Taking out the battery, applying AC power and replacing ...