Dell OptiPlex XE Dell™ OptiPlex™ XE - Watchdog Timer - Page 1

Dell™ OptiPlex™ XE - Watchdog Timer Dell OptiPlex Watchdog Timer allows you to: • monitor your computer's status. • track programs listed in the Microsoft® Windows® Task Manager. • define the actions to be taken when a tracked program stops within a defined interval of time. You can download and install Watchdog Timer from the Dell support website at support.dell.com/support/downloads. Enabling Watchdog Timer on System Setup You can enable Watchdog Timer from System Setup (BIOS). Watchdog Timer's hardware counter starts when you enable it in the System Setup. CAUTION: Enabling Watchdog Timer in System Setup without installing it first, can cause your computer to reboot continuously. NOTE: If you access Watchdog Timer without enabling it in the System Setup, a message appears indicating that Watchdog Timer is disabled and you must enable it in the System Setup. NOTE: You must install Watchdog Timer before enabling it in the System Setup. 1 Turn on the computer and press the key when you see the Dell logo. The System Setup screen appears. 2 Click Maintenance Watchdog Timer Support. 3 Select the Enable Watchdog Timer check box. 4 Click Apply and Exit. The computer restarts. NOTE: Ensure that Watchdog Timer is disabled before performing an Operating System reinstallation or if you pause your computer during the Power-on Self Test (POST). March 2010