WARNING: Before working inside your computer, read the safety information that shipped with your
computer. For additional safety best practices information, see the Regulatory Compliance Homepage
at www.dell.com/regulatory_compliance.
NOTE: The computer must be disconnected from the electrical outlet to clear the CMOS setting.
1. Remove the computer cover.
2. Locate the 4-pin password connector (PSWD) on the system board.
3. Remove the 2-pin jumper plug from pins 3 and 4.
4. Locate the 4-pin CMOS jumper (RTCRST) on the system board.
5. Move the 2-pin jumper plug from the password jumper to pins 1 and 2 of the CMOS jumper.
6. Plug in AC power to the system and wait ten seconds for the CMOS to clear.
7. Move the 2-pin jumper plug back to pins 3 and 4 of the password jumper.
8. Replace the computer cover.
9. Connect your computer and devices to electrical outlets, and turn them on.
NOTE: You can use the RTCRST jumper procedure above to attempt recovery from a No POST, No Video situation.
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