HP Classmate Notebook PC Manual de usuario descargar pdf (Pagina 48)

System board

NOTE: The system board spare part kit includes replacement thermal material.

Description Spare part number

System board with Celeron N2806 processor (includes replacement thermal material) 778814-001

Before removing the system 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 bottom cover (see

Bottom cover on page 22).

5. Remove the battery (see

Battery on page 40).

6. Remove the hard drive (see

Hard drive on page 37).

7. Remove the keyboard (see

Keyboard on page 28) and disconnect the touchpad cable from the

connector located under the keyboard.

When replacing the system board, be sure to remove the following components from the defective system

board and install on the replacement system board:

●

Memory module (see

Memory module on page 24)

●

WLAN/Bluetooth module (see

WLAN/Bluetooth combo card on page 26)

●

Heat sink (see

Heat sink on page 33)

Remove the system board:

1. Disconnect the following cables from the system board:

(1): Wide flat ribbon cable

(2): Power connector cable

(3): Thin flat ribbon cable (after removing tape on top)

(4): Hard drive cable (after removing tape on top)

(5): Display cable

42 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts

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HP Classmate Notebook PC Manual de usuario Pagina 48