Memory module
Description Spare part number
8-GB memory module (PC3L, 12800, 1600 MHz) 693374-001
4-GB memory module (PC3L, 12800, 1600 MHz) 691740-001
Before removing a memory module, follow these steps:
1. Turn off 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the service cover (see Service cover on page 51).
5. Remove the battery (see Battery on page 53).
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 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 insertion into the memory
module slot.
Reverse this procedure to install a memory module.
62 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts ENWW