4–6 Maintenance and Service Guide
Removal and replacement procedures
Computer feet
The computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Feet Kit, spare part
number 516499-001. There are 4 rubber feet that attach to the base enclosure in the locations illustrated below.
Battery
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.
2. Slide the battery release latch 1 to release the battery.
3. Pivot the battery 2 upward and remove it 3 from the computer.
Description Spare part number
12-cell, 95-Wh, 8.8 Ah Li-ion battery 570228-001
6-cell, 55-Wh, 2.55-Ah Li-ion battery 511872-001
6-cell, 47-Wh, 2.2-Ah Li-ion battery 484170-001
3-cell, 47-Wh, 4.4-Ah Li-ion battery 516915-001
