System board
NOTE: The system board spare part kit includes replacement thermal materials.
Description Spare part number
System board (includes replacement thermal materials):
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating systems
xxxxxx-601: Windows 10 operating system
AMD A9-9420P processor 925544-xx1
AMD A6-9220P processor 925543-xx1
AMD E2-9000e processor 925545-xx1
Before removing the system board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst 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 28).
5. Remove the optical drive (see Optical drive on page 29), if installed.
6. Remove the bottom cover (see Bottom cover on page 35).
7. Remove the WLAN module (see WLAN module on page 37).
8. Remove the memory module (see Memory module on page 39).
To remove the system board:
1. Position the computer upright, and then disconnect the following cables from the system board:
(1): USB board cable
(2): Display cable
(3): Power connector cable
(4): Power button board cable
(5): TouchPad cable
(6): TouchPad button board cable
(7): Keyboard cable
Component replacement procedures 53
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