Memory module
Description Spare part number
1-GB memory module 598859-001
2-GB memory module 598856-001
4-GB memory module 599092-001
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 46).
5. Remove the primary hard drive cover (see
Primary hard drive cover on page 47).
Remove the memory module:
1. 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.)
2. Remove the module (2) by pulling it away from the slot at an angle.
NOTE: Memory modules are designed with a notch to prevent incorrect insertion.
Reverse this procedure to install the memory module.
ENWW
Component replacement procedures
57