System Board - HP Classmate Maintenance And Service Manual

System board

NOTE: The system board spare part kit includes replacement thermal material.
Description
System board with Celeron N2806 processor (includes replacement thermal material)
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
5. Remove the battery (see
6. Remove the hard drive (see
7. Remove the keyboard (see
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
● WLAN/Bluetooth module (see
●
Heat sink (see
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
Bottom cover on page
Battery on page
Hard drive on page
Keyboard on page
Memory module on page
WLAN/Bluetooth combo card on page
Heat sink on page 33)
22).
40).
37).
28) and disconnect the touchpad cable from the
24)
Spare part number
778814-001
26)