2. Pry up on the top (near the display hinge) of the bottom cover (1) to disengage it from the computer and
then remove the bottom cover (2).
Reverse the removal procedures to install the bottom cover.
Battery
Description Spare part number
4-cell, 49-Whr, 6.4-Ah, Li ion battery 915191-855
Before disassembling the computer, follow these steps:
1. Turn o 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the bottom cover (see Bottom cover on page 26).
Remove the battery:
1. Disconnect the battery cable from the system board (1).
2. Remove the six Phillips screws (2) that secure the battery to the computer.
Component replacement procedures 27
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