Dell XPS 14Z (L412Z, Late 2011) - Manual (Page 49)

System Board 49
10 Adhere the pull-tab on the keyboard cable over the keyboard cable
connector on the system board.
11 Replace the heat sink and fan (see "Replacing the Heat Sink and Fan" on
page 42).
12 Replace the optical drive (see "Replacing the Optical Drive" on page 33).
13 Replace the coin-cell battery (see "Replacing the Coin-Cell Battery" on
page 30).
14 Replace the hard drive (see "Replacing the Hard Drive" on page 28).
15 Replace the Mini-Card (see "Replacing the Mini-Card" on page 23).
16 Replace the battery (see "Replacing the Battery" on page 16).
17 Replace the base cover (see "Replacing the Base Cover" on page 12).
18 Replace any blank or card you removed from the Media Card Reader.
CAUTION: Before turning on the computer, replace all screws and ensure that no
stray screws remain inside the computer. Failure to do so may result in damage to
the computer.
19 Turn on the computer.
NOTE: After you have replaced the system board, enter the computer Service Tag
in the BIOS of the replacement system board.
20 Enter the Service Tag (see "Entering the Service Tag in the BIOS" on
page 49).
Entering the Service Tag in the BIOS
1 Ensure that the AC adapter is plugged in and that the main battery is
installed properly.
2 Turn on the computer.
3 Press during POST to enter the System Setup program.
4 Navigate to the Security tab and enter the Service Tag in the Set Service
Tag field.
book.book Page 49 Thursday, May 3, 2012 3:09 PM