Battery
Description Spare part number
3-cell, 41-WHr, 3.615-AHr, Li-ion battery 844203-850
Before removing the battery, follow these steps:
1. Shut down the computer.
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 34).
Remove the battery:
1. Disconnect the battery cable (1) from the system board.
2. Remove the six Phillips PM2.0×4.6 screws (2) that secure the battery to the base enclosure.
3. Remove the battery (3).
Reverse this procedure to install the battery.
42 Chapter 5 Removal and replacement procedures for authorized service provider parts