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 operating system
Description
Spare part number
AMD Ryzen 7 PRO 2700U Mobile Processor
L13665-xx1
AMD Ryzen 5 PRO 2500U Mobile Processor
L13664-xx1
AMD Ryzen 3 PRO 2300U Mobile Processor
L13663-xx1
USB connector bracket
L13693-001 (Bracket Kit)
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 bottom cover (see
5.
Remove the battery (see
).
6.
Remove the keyboard (see
).
7.
Remove the fan (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:
●
SIM card blank (only models without WWAN)
IMPORTANT:
After removing the system board, remove the SIM card blank from the old system board
and insert into the new system board.
●
Solid-state drive (see
Solid-state drive (SSD) on page 32
)
●
Memory modules (see
●
WLAN/Bluetooth module (see
WLAN/Bluetooth combo card on page 35
)
●
WWAN module (see
●
Heat sink (see
)
Remove the system board:
1.
Position the computer upright and open as far as possible.
60
Chapter 6 Removal and replacement procedures for Authorized Service Provider parts