NOTE: If the AC adapter has not been disconnected, a message prompting you to remove the AC adapter appears on
the screen. Remove the AC adapter and then press any key to continue the Service Mode procedure.
Once the system shuts down, you can perform the replacement procedures without disconnecting the battery cable from
the system board.
5. To exit Service Mode after finishing replacement procedures, connect AC adapter and press the power button to power on
the system. The system automatically returns to normal functioning mode.
After working inside your computer
About this task
CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.
10 Working on your computer
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