Description Spare part number
8192 MB memory module (PC3L-12800, 1600 MHz, DDR3) 693374-001
4096 MB memory module (PC3L-12800, 1600 MHz, DDR3) 691740-001
Before removing a primary 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 service door (see
Service door on page 48)
6. Remove the optical drive (see
Optical drive on page 57) or upgrade bay hard drive (see Upgrade
bay hard drive on page 59).
7. Remove the keyboard (see
Keyboard on page 63).
Remove the primary memory module:
1. Spread the retaining tabs (1) on each side of the primary memory module slot to release the
primary memory module. (The edge of the module opposite the slot rises away from the computer.)
2. Remove the primary memory module (2) by pulling the module away from the slot at an angle.
NOTE: Memory modules are designed with a notch to prevent incorrect installation into the
primary memory module slots.
Reverse this procedure to install a primary memory module.
66 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
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