HP 311c-1070EF manual Expansion memory module

Removal and replacement procedures

Expansion memory module

Description	Spare part number
4096-MB expansion memory module (1333-MHz, DDR3), for use with the HP Pavilion	518754-002
4096-MB expansion memory module (1333-MHz, DDR3), for use with the HP Pavilion in systems	581754-001
that include a WWAN module
2048-MB (1333-MHz, DDR2)	580017-001
2048-MB (1333-MHz, DDR2), for use with the HP Mini and Compaq Mini in systems that include a	580017-002
WWAN module
2048-MB (1333-MHz, DDR3), for use with the HP Pavilion in systems that include a WWAN module	591374-001
1024-MB (1333-MHz, DDR2)	580016-001
1024-MB (1333-MHz, DDR2), for use with the HP Mini and Compaq Mini in systems that include a	580016-002
WWAN module
1024-MB (1333-MHz, DDR2), for use with the HP Pavilion in systems that include a WWAN module	591373-001

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 4-7).

5.Remove the accessory compartment cover (see “WLAN module” on page 4-9).

Remove the expansion memory module:

✎1024-MB primary memory is included on the system board. Expansion memory is customer- accessible/upgradable and is located in the accessory compartment.

1.Pull away the retention clips 1 on each side of the memory module to release the memory module. (The memory module tilts up.)

ÄCAUTION: To prevent damage to the memory module, hold it by the edges only. Do not touch the components on the memory module.

2.Grasp the edge of the memory module 2, and then pull it out of the memory module slot.

✎Memory modules are designed with a notch 3 to prevent incorrect insertion into the memory module slot.

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