Dell Inspiron 3800 System Reference Manual page 112

Power Sources: Dell Inspiron 3800 System Reference
Place the computer in standby 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).
Use the save-to-disk suspend (S2D) mode.
Place the computer in S2D mode by pressing <Fn><a> (or <Fn><q> on a French keyboard). When the green power indicator turns
off, continue to step 5.
5. Remove the battery from the battery bay:
a. Close the computer display and turn the computer over.
b. Slide the battery bay latch toward the Unlock icon.
c. Hold the latch with one hand while pulling the battery out of the bay with the other hand.
d. Release the latch after you remove the battery.
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 standby or S2D mode, press the power button to resume normal operation.
Installing a Second Battery
NOTICE: To avoid data loss, do not replace a battery while the computer is turned on unless the computer is connected to an
electrical outlet or a second battery is installed.
If your computer is running Windows® 98 with Softex BayManager or Windows NT® with Softex Docking Services, see
Softex Docking Services or BayManager
To install a battery in the media bay, perform the following steps:
1. Save and close any open files, exit any open application programs, and shut down the computer.
2. If the computer is docked, undock it.
For instructions see your Advanced Port Replicator User's Guide.
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