4–16 Maintenance and Service Guide
Removal and replacement procedures
Memory module
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 4-7).
5. Remove the mass storage device cover (see “Mass storage device” on page 4-10).
Remove the memory module:
✎
The top memory module slot contains the expansion memory module. The bottom slot contains the primary
memory module.
1. Spread the retaining tabs 1 on each side of the memory module slot to release the memory module.
(The memory module tilts up.)
2. Remove the memory module 2 by pulling it away from the slot at an angle.
✎
Memory modules are designed with a notch 3 to prevent incorrect insertion into the memory
module slot.
Reverse this procedure to install a memory module.
Description Spare part number
4096-MB (1066-MHz, DDR3) 577606-001
2048-MB (1066-MHz, DDR3) 577605-001
1024-MB (1066-MHz, DDR3) 577604-001
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