Dell XPS 14 (L421X, Mid 2012) - Manual (Page 43)

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 You Begin" on
page 9. After working inside your computer, follow the instructions in
"After Working Inside Your Computer" on page 11. For additional safety best
practices information, see the Regulatory Compliance Homepage at
dell.com/regulatory_compliance.
CAUTION: Removing the coin-cell battery resets the BIOS settings to default.
It is recommended that you note the BIOS settings before removing
the coin-cell battery.
Prerequisites
1 Follow the instructions from step 1 to step 7 in "Removing the Base Cover" on
page 12.
2 Remove the speakers. See "Removing the Speakers" on page 22.
3 Remove the battery. See "Removing the Battery" on page 25.
4 Remove the mSATA/WWAN card. "Removing the mSATA/WWAN Mini-Card" on
page 34.
Procedure
1 Disconnect the coin-cell-battery cable from the I/O-board.
2 Note the coin-cell-battery cable routing and remove the cable from the routing
guides on the palm-rest assembly.
3 Peel the coin-cell battery off the palm-rest assembly.
4 Lift he coin-cell battery along with its cable off the palm-rest assembly.
2
3
1
1 routing guides 2 coin-cell battery
3 coin-cell-battery cable
Removing the Coin-Cell Battery | 43