System board
NOTE:
All system board spare part kits include replacement thermal material.
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating systems
xxxxxx-601: Windows 10 operating system
Description
Spare part number
System board with processor:
Intel Core i7-7500U processor
905797-xxx
Intel Core i5-7300U processor
905796-xxx
Intel Core i5-7200U processor (WWAN models)
905795-xxx
Intel Core i5-7200U processor
905794-xxx
Intel Core i3-7100U processor (WWAN models)
905793-xxx
Intel Core i3-7100U processor
905792-xxx
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 following components:
a.
Service door (see
).
b.
Hard drive (see
)
c.
Keyboard (see
)
d.
Top cover (see
)
e.
Battery (see
When replacing the system board, be sure to remove the following components (as applicable) from the
defective system board and install on the replacement system board:
●
Memory modules (see
)
●
WLAN/Bluetooth module (see
WLAN/Bluetooth combo card on page 37
●
WWAN module (see
)
●
M.2 solid-state drive (see
M.2 solid-state drive on page 41
)
●
Heat sink (see
Remove the system board:
1.
Position the computer upright on a flat surface.
Component replacement procedures
67
