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Expansion memory module
Description Spare part number
4096-MB memory module (1333-MHz, DDR3) 599092-002
2048-MB memory module (1333-MHz, DDR3) 598856-002
1024-MB memory module (1333-MHz, DDR3) 598859-002
Before removing the memory module, follow these steps:
1. 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.
2. Disconnect all external devices connected to the computer.
3. 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.
4. Remove the battery (see
Battery on page 44).
Remove the memory module:
1. Position the computer with the front toward you.
2. Loosen the three captive screws (1) that secure the memory module compartment cover to the
computer.
3. Lift the rear edge of the cover (2), swing it up and forward back, and then remove the cover. The
memory module compartment cover is included in the Plastics Kit, spare part number
598796-001.
4. Spread the retaining tabs (1) on each side of the memory module slot to release the memory
module. (The edge of the module opposite the slot rises away from the computer.)
48 Chapter 4 Removal and replacement procedures