HP 4340S manual Memory modules

6.Lift the top of the Mylar cover (2) from the drive, and then remove the cover from the hard drive

(3).

Reverse this procedure to reassemble and install the hard drive.

Memory modules

NOTE: Primary and expansion memory is installed in a stacked configuration in the bottom of the computer.

Description	Spare part number
2-GB (PC3-12800, 1600-MHz, DDR3)	652972-001
4-GB (PC3-12800, 1600-MHz, DDR3)	641369-001

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 31).

5.Remove the bottom door (see Bottom door on page 33).

Remove the memory module:

1.Position the computer upside-down with the battery bay toward you.

2.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 39