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Removing the Coin-Cell Battery | 87
Removing the Coin-Cell Battery
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
"Before Working Inside Your Computer" on page 11. After working
inside your computer, follow the instructions in "After Working Inside
Your Computer" on page 13.
For more safety best practices, see the Regulatory Compliance
home page at dell.com/regulatory_compliance.
CAUTION: Removing the coin-cell battery resets the BIOS settings
to defaults. It is recommended that you note the BIOS settings before
removing the coin-cell battery.
Prerequisites
1 Remove the base cover. See "Removing the Base Cover" on page 14.
2 Remove the battery. See "Removing the Battery" on page 16.
3 Remove the primary hard drive. See “"Removing the Primary Hard Drive" on page 21.
4 Remove the secondary hard drive. See "Removing the Secondary Hard Drive" on
page 24.
5 Remove the tertiary hard drive. See "Removing the Third Hard Drive (Optional)" on
page 27.
6 Remove the processor fan. See “"Removing the Processor Fan" on page 34.
7 Remove the video-card fan. See "Removing the Video-card Fan" on page 36.
8 Remove the processor heat sink. See "Removing the Processor Heat Sink" on
page 39.
9 Remove the video-card heat sink. See "Removing the Video-Card Heat Sink" on
page 41.
10 Remove the video card. See "Removing the Video Card" on page 43.
11 Follow step 1 to step 8 in "Removing the Palm Rest" on page 45.
12 Remove the speakers. See "Removing the Speakers" on page 66.
13 Remove the power-button board. See "Removing the I/O Board" on page 69.
14 Remove the display mini-card. See "Removing the Display Mini-Card" on page 75.
15 Remove the system board. See "Removing the System Board" on page 81.
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