3.
Remove the power connector cable from the computer (3).
To install the power connector cable, reverse this procedure.
System board
To remove the system board, use these procedures and illustrations.
Table 5-11
System board descriptions and part numbers
Description
Spare part number
System board (includes processor):
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating system
xxxxxx-601: Windows operating system
Intel Core i5-1230U processor and 8 GB of system memory
N15444-xx1
Intel Core i3-1210U processor and 8 GB of system memory
N15443-xx1
Intel Core i3-1210U processor and 4 GB of system memory
N15442-xx1
Before removing the system board, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly on page 28
2.
Remove the bottom cover (see
3.
Disconnect the battery cable from the system board (see
When you replace the system board, be sure to remove the following components from the defective system
board and install them on the replacement system board:
●
WLAN module (see
●
Solid-state drive (see
40
Chapter 5 Removal and replacement procedures for authorized service provider parts