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Battery
Description Spare part number
12-cell, 2.20-Ah, 95-Wh Li-ion battery 484172-001
6-cell, 2.55-Ah, 55-Wh Li-ion battery 484171-001
6-cell, 2.20-Ah, 47-Wh Li-ion battery 485041-001
Before disassembling the computer, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
Remove the battery:
1. Turn the computer upside down on a flat surface, with the front toward you.
2. Slide the battery release latch (1) to release the battery.
3. Pivot the battery (2) upward and remove it (3) from the computer.
To install the battery, insert the rear edge of the battery into the battery bay and pivot the battery
downward until it is seated. The battery release latch automatically locks the battery into place.
40 Chapter 4 Removal and replacement procedures