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System Setup | 163
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" on
page 11. After working inside your computer, follow the instructions in "After
Working Inside Your Computer" on page 13. For additional safety best practices
information, see the Regulatory Compliance Homepage at dell.com/
regulatory_compliance.
1 Remove the back cover. See "Removing the Back Cover" on page 19.
2 Remove the system-board shield. See "Removing the System-Board Shield" on
page 31.
3 Locate the password-reset jumper on the system board. See "System-Board
Components" on page 16.
4 Remove the 2-pin jumper plug from pins 2 and 3 and fix it on pins 1 and 2.
5 Wait for approximately five seconds to clear the password setting.
6 Remove the 2-pin jumper plug from pins 1 and 2 and replace it on pins 2 and 3.
7 Replace the system-board shield. See "Replacing the System-Board Shield" on
page 33.
8 Replace the back cover. See "Replacing the Back Cover" on page 21.
OM_Book.book Page 163 Friday, April 27, 2012 3:23 PM