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7. Remove the top cover (see Top cover on page 66).
8. Disconnect the battery cable (see
Battery on page 36).
Remove the 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.)
CAUTION: To prevent damage to the memory module, hold it by the edges only. Do not touch
the components on the memory module.
2. Slide the memory module forward (2).
3. Remove the memory module (3).
Reverse this procedure to install a memory module.
Fan
Description Spare part number
Fan 686580–001
Before removing the fan:
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 display panel (see
Display panel on page 32).
5. Remove the base enclosure (see
Base enclosure on page 34).
6. Disconnect the battery cable (see
Battery on page 36).
Component replacement procedures 47