Alienware Area-51 ALX, Service Manual

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Boot
5th Boot Allows you to enable or disable the 5th boot device.
Default: Network.
Hard Disk Drive BBS Priorities Sets the hard drive boot priority. The items displayed are
dynamically updated according to the hard drives
detected.
USB Storage Drive BBS Priorities Sets the USB storage drive boot priority.
USB Hard Disk Drive BBS Priorities Sets the USB hard disk drive storage drive boot priority.
Save & Exit
Save Changes and Reset Allows you to exit system setup and save your changes.
Discard Changes and Reset Allows you to exit system setup and load previous values for
all system setup options.
Restore Defaults Allows you to load default values for all system setup
options.
Clearing Forgotten Passwords
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow
the steps in "
Before You Begin ." For additional safety best practices information, see the Regulatory Compliance
Homepage at dell.com/regulatory_compliance.
NOTE: The computer must be disconnected from the electrical outlet to clear the CMOS setting.
1. Lay the chassis on the left side.
2. Remove the
stability foot
3. Remove both the left and right side-panel. See " Removing the Side Panels ”.
4. Locate the password reset jumper (PASSWORD1) on the system board. See " System Board Components ”.
5. Remove the jumper plug from pins 2 and 3 and fix it on pins 1 and 2.
6. Wait for approximately five seconds to clear the password setting.
7. Remove the jumper plug from pins 1 and 2 and replace it on pins 2 and 3.
1. pin 1 2. pin 2
3. pin 3 4. jumper plug
8. Replace the left side-panel. See " Replacing the Side Panels ”.
9. Replace the stability foot .
Clearing CMOS Settings
NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in
Before Working Inside Your Computer . After working inside your computer, follow the instructions in After
Working Inside Your Computer . For more safety best practices, see the Regulatory Compliance home page at dell.com/
regulatory_compliance.
1. Lay the system on the right side.
2. Remove the
stability foot
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