Dell Vostro 220 (Late 2008) - Manual (Page 117)

Coin-Cell Battery
117
Coin-Cell Battery
CAUTION:
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:
A new battery can explode if it is incorrectly installed. Replace the
battery only with the same or equivalent type recommended by the manufacturer.
Discard used batteries according to the manufacturer’s instructions.
NOTICE:
The procedure for removing and replacing the coin-cell battery is
identical (except where noted) for the Vostro 420, Vostro 220, and Vostro 220s
computers.
Removing the Coin-Cell Battery
1 Record all the screens in the system setup program so that you can restore
the correct settings in step 4 of "Replacing the Coin-Cell Battery" on
page 118. See "System Setup Program" on page 129 for assistance with the
system setup program.
2 Follow the procedures in "Before Working on Your Computer" on page 35.
3 Remove the computer cover (see "Removing the Computer Cover" on
page 47).
4 For the Vostro 220s, remove the chassis support bracket (see "Removing
the Chassis Support Bracket" on page 55).
NOTICE:
If you pry the battery out of its socket with a blunt object, be careful not to
touch the system board with the object. Ensure that the object is inserted between
the battery and the socket before you attempt to pry out the battery. Otherwise, you
may damage the system board by prying off the socket or by breaking circuit traces
on the system board.