HP 311c-1070EF manual Multi board

Removal and replacement procedures

Multi board

Description	Spare part number
Multi board (includes USB and RJ-45 ports, and cable)	580066-001
Multi board for use the with the HP Pavilion (includes USB and RJ-45 ports, and cable)	591994-001

Before removing the multi board, 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 following components:

a.Accessory compartment cover (see “WLAN module” on page 4-9)

b.Hard drive (see “Hard drive” on page 4-18)

c.Keyboard (see “Keyboard” on page 4-21)

d.Top cover (see “Top cover” on page 4-24)

e.Display assembly (see “Display assembly” on page 4-31)

Remove the multi board:

1.Disconnect the multi board cable 1 from the system board.

2.Remove the 2 Phillips PM2.0×5.0 screws 2 that secure the multi board to the base enclosure.

3.Remove the multi board 3 and cable.

Reverse this procedure to install the multi board.

Maintenance and Service Guide 4–37