Table 6-10 System board descriptions and part numbers (continued)
Description Spare part
number
System board with integrated Intel Core i5-10300H processor and GeForce GTX 1660Ti, 6 GB graphics card L98749-xx1
System board with integrated Intel Core i5-10300H processor and GeForce GTX 1650Ti, 4 GB graphics card L98752-xx1
System board with integrated Intel Core i5-10300H processor and GeForce GTX 1650, 4 GB graphics card L98751-xx1
Before removing the system board, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 31).
2. Remove the bottom cover (Bottom cover on page 31).
3. Remove the solid-state drive to the left of the battery (Solid-state drive on page 32).
4. Remove the battery (see Battery on page 37).
5. Remove the fans (see Fans on page 45).
When you replace the system board, be sure to remove the following components (as applicable) from the
defective system board and install them on the replacement system board:
● Memory modules (see Memory modules on page 34).
● Solid-state drives (see Solid-state drive on page 32).
● Heat sink (see Heat sink on page 42).
Remove the system board:
1. Disconnect the following connectors from the system board:
● IR cable (ZIF) (1)
● Display cable (2)
● Power connector cable (3)
● Left speaker cable (4)
● Card reader/audio board cable (ZIF) (5)
● RGB board cable (ZIF) (6)
● WLAN antennas from integrated WLAN module (7)
● Touchpad cable (ZIF) (8)
● RGB board cable (ZIF) (9)
● Right speaker cable (10)
● USB board cable (ZIF) (11)
Component replacement procedures 49
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