Battery
Description Spare part number
Battery, 3-cell, 41-WHr, 3.615-AHr, Li-ion 844203-855
Battery cable 905566-001
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 bottom cover (see Bottom cover on page 24).
Remove the battery:
1. Disconnect the battery cable from the system board (1).
2. Remove the three PM2.0×2.5 screws (2) that secure the battery to the computer.
3. Remove the two PM2.0×6.0 screws (3) that secure the connector to the computer.
4. Lift the battery and the connector from the computer (4).
5. Disconnect the connector from the battery (5).
6. If replacing the battery cable, remove the cable from its routing path in the computer (6).
Reverse this procedure to install the battery.
Component replacement procedures 25
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