6. Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached, and
disconnect the keyboard cable (2) from the system board.
7. Remove the keyboard.
Reverse this procedure to install the keyboard.
Primary memory module
Description Spare part number
2048-MB (PC2-6400, 667-MHz, DDR2) 483194-001
1024-MB (PC2-6400, 667-MHz, DDR2) 483193-001
Before removing the 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 48).
5. Release the keyboard (see
Keyboard on page 63).
Remove the primary 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.)
Component replacement procedures 65