Postrequisites

1Replace the processor heat-sink. See "Replacing the Processor Heat-Sink" on page 44.

2Replace the fan. See "Replacing the Fan" on page 42

3Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 29.

4Replace the mSATA card. See "Replacing the mSATA Card" on page 37.

5Replace the wireless mini-card. See "Replacing the Wireless Mini-Card" on page 35.

6Replace the secondary memory-module. See "Replacing the Memory Module(s)" on page 25.

7Replace the battery. See "Replacing the Battery" on page 22.

8Follow the instructions from step 2 to step 7 in "Replacing the Base Cover" on page 14.

Entering the Service Tag in BIOS

1Turn on the computer.

2Press <F2> during POST to enter the system setup program.

3Navigate to the main tab and enter the Service Tag in the Service Tag field.

58 Replacing the System Board

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Dell XPS L521X, 15, L521X13590620SA manual Entering the Service Tag in Bios

XPS L521X, L521X13590620SA, 15 specifications

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