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1. Save your work. If the computer is docked, turn it off and undock it.
2. If there is a battery in the modular bay, go to step 4.
3. If the only battery in the computer is in the battery bay and that is the battery you want to
replace, preserve your data in one of these ways and then proceed to step 4:
Connect the computer to AC power, and then continue with step 4.
Place the computer in suspend mode by pressing <FN><Esc> (or <Scroll Lock><Esc>
on an external keyboard if the External Hot Key option is enabled in the System Setup
program).
Place the computer in suspend-to-disk mode by pressing <FN><A> (or <FN><Q> on a
French keyboard). When the green power indicator turns off, continue to step 4.
4. Remove the battery from the battery bay.
Close the computer display and turn the computer over. Slide the battery bay latch toward
the Unlock icon. Keep holding the latch with one hand while pulling the battery out of the
bay with the other hand.
5. Release the latch.
6. Slide the new battery firmly into the battery bay. You should hear a click when the battery is
fully seated.
7. If you put the computer into suspend mode or suspend-to-disk mode in step 3, press the power
button to resume normal operation.
Battery Charge Gauge
The battery charge gauge consists of five indicators. Each indicator represents 20 percent of full
charge. If only one indicator lights up, recharge the battery before using it.
To check the charge level, press the battery test button that is next to the indicators (see
The appropriate number of indicators lights up for a few seconds to indicate the amount of charge
remaining in the battery. For example, if three indicators light up, your battery has between 40
percent and 60 percent of its charge left.
Figure 2. Battery Charge Gauge
Figure
2).
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