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 including AMD A10-9620P processor L15821-xxx
System board including AMD A9-9420 processor L15822-xxx
Before removing the system board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Place the computer in “Battery Safe mode” (Battery Safe mode on page 31).
3. Disconnect all external devices connected to the computer.
4. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
5. Remove the following components:
a. Service doors (Service doors on page 32).
b. Hard drive (Hard drive on page 38)
c. Keyboard (Keyboard on page 41)
d. Top cover (Top cover on page 45)
e. Card reader board (Card reader board on page 59)
f. Battery (Battery on page 60)
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 (Memory modules on page 34)
●
WLAN/Bluetooth module (WLAN/Bluetooth combo card on page 36)
●
M.2 solid-state drive (M.2 solid-state drive on page 40)
Remove the system board:
1. Position the computer upright on a at surface and open the display as far as possible.
2. Disconnect the power cable from the system board (1).
3. Remove the 4 Torx T8 2.5×4.0 screws (2) that secure the system board to the computer.
62 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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