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A memory module must be installed in the right expansion memory module slot before a
memory module is installed in the left expansion memory module slot.
Before removing an expansion memory module, follow these steps:
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
Disconnect all external devices connected to the computer.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
Remove the service access cover (see
Remove an expansion memory module:
Spread the retaining tabs (1) on each side of the expansion memory module slot to release the
expansion memory module. (The edge of the module opposite the slot rises away from
Remove the expansion memory module (2) by pulling the module away from the slot at an
Memory modules are designed with a notch (3) to prevent incorrect installation into the
expansion memory module slots.
Reverse this procedure to install an expansion memory module.
Chapter 4 Removal and replacement procedures