Maintenance and Service Guide

Battery
Table 5-3 Battery description and spare part number information
Description Spare part number
2-cell, 47 Whr, 6.15 Ahr, Li-ion battery (includes cable) L42583-005
Before removing the battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst unplugging the power cord from the AC outlet, and then
unplugging the AC adapter from the computer.
4. Remove the keyboard/top cover (see Keyboard/top cover on page 25).
Remove the battery:
1. Disconnect the battery cable (1) from the system board.
2. Remove the four Phillips M2.0×4.2 screws (2) that secure the battery to the keyboard/top cover.
3. Remove the battery (3).
Reverse this procedure to install the battery.
Component replacement procedures 33