HP 14 Ultrabook manual Remove the USB board see USB board/audio jack on

Description		Spare part number
● For Ubuntu Linux or FreeDOS 2.0		703855-001
For use with computer models with AMD A68M chipsets and E1-1200 processors:
●	For Windows 8 Standard	699811-501
●	For Ubuntu Linux or FreeDOS 2.0	699811-001

IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement.

Before removing the system board, follow these steps:

1.Shut down the computer.

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 42).

5.Remove the keyboard (see Keyboard on page 46).

6.Remove the top cover (see Top cover on page 50).

7.Remove the hard drive (see Hard drive on page 54).

8.Remove the USB board (see USB board/audio jack on page 57).

9.Remove the WLAN (see WLAN module on page 58).

After removing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board:

●Memory module (see Memory module on page 66)

●RTC battery (see RTC battery on page 69)

●Heat sink (see Heat sink on page 73)

●PCH heat sink (see PCH heat sink on page 72)

●mSATA solid-state drive (see mSATA solid-state drive on page 70) Remove the system board:

NOTE: The heat sink on your system board may appear different from the heat sink shown.

1.Disconnect the following cables from the system board:

●Display panel cable (1)

●Speaker cable (2)

●Fan power connector (3)

Component replacement procedures 63