Dell Inspiron 1428 (Late 2009) - Manual (Page 79)

Coin-Cell Battery 79
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Coin-Cell Battery
WARNING: Before working inside your computer, read the safety information
that shipped with your computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (such as a
connector on your computer).
CAUTION: Only a certified service technician should perform repairs on your
computer. Damage due to servicing that is not authorized by Dell™ is not covered
by your warranty.
CAUTION: To help prevent damage to the system board, remove the main battery
(see "Removing the Battery" on page 13) before working inside the computer.
Removing the Coin-Cell Battery
1 Follow the procedures in "Before You Begin" on page 9.
2 Remove the system board (see "Removing the System Board" on page 73).
3 Turn the system board over.
4 Use a plastic scribe and gently pry the coin-cell battery.