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Memory module
Description Spare part number
8-GB memory module (PC3, 12800, 1333-MHz) 670034-005
4-GB memory module (PC3, 12800, 1333-MHz) 641369-005
Before removing the 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 battery (see
Battery on page 33), and then remove the following components:
a. Solid-state drive connector board cable (see
Solid-state drive on page 35)
b.
Card Reader board cable (see
Card Reader board cable on page 37)
c. Top cover (see
Top cover on page 40)
d. WLAN module (see
WLAN module on page 53)
e. Wireless audio module (see
Wireless audio module on page 51)
f. System board (see
System board on page 57)
Remove the memory module:
1. Turn the system board upside down, with the front toward you.
2.
Spread the retaining tabs (1) on each side of the memory module slot to release
the memory module. (The memory module tilts up.)
60 Chapter 4 Removal and replacement procedures