Dell Precision 490 Desktop User Manual

3. Press the up- and down-arrow keys to move through the list of devices.
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4. Press the spacebar to enable or disable a device.
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5. Press <U> and <D> to move a selected device up or down the list.
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Booting to a USB Device
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Memory Key
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1. Insert the memory key into a USB port and restart the computer.
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2. When F12 = Boot Menu appears in the upper-right corner of the screen, press <F12>.
The BIOS detects the device and adds the USB device option to the boot menu.
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3. See Selecting the Boot Device for the Current Boot.
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Floppy Drive
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1. In system setup, set the Diskette Drive option to USB.
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2. Save your changes and exit system setup.
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3. Connect the USB floppy drive, insert bootable media, and re-boot the system.
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4. See Selecting the Boot Device for the Current Boot.
Clearing Forgotten Passwords
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1. Follow the procedures in Before You Begin.
NOTE: To boot to a USB device, the device must be bootable. To ensure that your device is bootable, check the device documentation.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTICE: This process erases both the system and the administrator passwords.
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Jumper
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Setting
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Description
PSWD
Password features are enabled (default setting).
Password features are disabled.
The real-time clock has not been reset (default setting).

Dell Precision 490 Desktop Specifications

General

Brand	Dell
Model	Precision 490 Desktop
Category	Desktop
Language	English