Table 5-11 System board descriptions and part numbers (continued)
Description Spare part number
AMD Ryzen 5 8640HS processor, 8 GB of system memory N93764-601
Before removing the system board, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 30).
2. Remove the bottom cover (see Bottom cover on page 30).
3. Remove the battery (see Battery on page 31).
4. Remove the solid-state drive (see Solid-state drive on page 32).
5. Remove the WLAN module (see WLAN module on page 35).
NOTE: You do not have to remove the heat sink before you remove the system board.
Remove the system board:
1. Remove the black protective tape (1) from the system board.
2. Lift tab (2) that covers the display connector.
3. Lift tab (3) that covers the fan connector.
4. Disconnect the following cables from the system board:
● Camera cable (ZIF) (1)
● Fan cable (2)
● IR board cable (ZIF) (3)
● Display cable (ZIF) (4)
● Left speaker cable (5)
System board
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