About this task
The following image indicates the location of the coin-cell battery and provides a visual representation of the installation
procedure.
Steps
1. Adhere the coin-cell battery to the slot on the palm-rest and keyboard assembly.
2. Connect the coin-cell battery cable to the I/O board.
Next steps
1. Install the base cover.
2. Exit Service Mode.
3. Follow the procedure in After working inside your computer.
Heat sink
Removing the heatsink
Prerequisites
1. Follow the procedure in Before working inside your computer.
CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The
oils in your skin can reduce the heat transfer capability of the thermal grease.
NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you
touch it.
2. Enter Service Mode.
3. Remove the base cover.
38 Removing and installing components
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