HP (Hewlett-Packard) DM3 Laptop User Manual


 
Memory module
Description Spare part number
1-GB 800-MHz DDR2 598856-001
2-GB 800-MHz DDR2 598859-001
4-GB 800-MHz DDR2 599092-001
Before removing the 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 36).
5.
Remove the memory/wireless module compartment cover
WLAN module on page 43
Remove the memory module:
NOTE: The slot nearest the front edge of the computer is for primary memory. The slot next to it is for
expansion memory.
1.
Pull away the retention clips on each side of the memory module 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.
46 Chapter 4 Removal and replacement procedures