Adding and Replacing Parts 191

Replacing the Coin-Cell Battery

1
Install the replacement battery:
a
With the positive side up, insert the battery at a 30-degree angle under
the release latch, and then push the battery into place.
b
Connect the battery cable to the connector on the system board.
2
Replace the keyboard (see "Keyboard" on page174).
3
Replace the hinge cover (see "Replacing the Hinge Cover" on page174).
Flash Cache Module
The Flash Cache Module (FCM) is an internal flash drive that helps improve the
performance of your computer. If you ordered an FCM with your computer, the
card is already installed.

Removing the FCM

NOTICE: To help prevent damage to the system board, remove the main battery
(see "Before Working Inside Your Computer" on page156) before working inside the
computer.
1
Follow the instructions in "Before Working Inside Your Computer" on
page156.
2
Remove the optical drive (see "Optical Drive" on page158).
3
Remove the hinge cover (see "Removing the Hinge Cover" on page 173).
4
Remove the display assembly (see "Removing the Display Assembly" on
page176).
5
Remove the keyboard (see "Keyboard" on page174).
6
Release the M2.5 x 5-mm screw from the top of the flash card module,
which is located on top of the system board.
7
Remove the FCM.
1 coin-cell battery 2 release latch
3 battery cable connector
book.book Page 191 Wednesday, August 13, 2008 12:12 PM