Post-requisites
1 Replace the wireless card.
2 Follow the instructions from step 3 to step 5 in “Replacing the Back
Cover”.
Entering the Service Tag in the BIOS
1 Turn on the computer.
2 Enter System Setup:
– during POST, when the DELL logo is displayed, watch for the F2
prompt to appear, press F2 key on your keyboard immediately.
– press the power and volume-down button simultaneously to enter
System Setup.
– press the power and volume-up button to launch the One Time Boot
Menu and select Enter Setup .
3 Navigate to the Main tab and enter the Service Tag in the Service Tag
Input field.
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