HP (Hewlett-Packard) BJ840USABA Laptop User Manual


 
Expansion memory module
Description Spare part number
4096-MB memory module (PC2-6400, 800-MHz, DDR2)
598855-001
2048-MB memory module (PC2-6400, 800-MHz, DDR2)
598858-001
1024-MB memory module (PC2-6400, 800-MHz, DDR2)
598861-001
Before removing the expansion 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 50).
Remove the memory module:
1. Position the computer with the front toward you.
2. Loosen the Phillips PM2.0×5.0 captive screw (1) that secures the memory module compartment
cover to the computer.
3. Lift the left side of the cover (2), swing it up and to the right, and remove the cover. The memory
module compartment cover is included in the Plastics Kit, spare part number 487429-001.
4. 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.)
62 Chapter 4 Removal and replacement procedures