HP ENVY 13-ag0000 Maintenance and Service Guide - Page 54

System board, Remove the system board

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System board NOTE: All system board spare part kits include a processor and replacement thermal material. All system boards use the following part numbers: xxxxxx-001: Non-Windows operating systems xxxxxx-601: Windows operating system Description System board with integrated Ryzen 7 2700U processor and 8 GB system memory System board with integrated Ryzen 5 2500U processor and 16 GB system memory System board with integrated Ryzen 5 2500U processor and 8 GB system memory System board with integrated Ryzen 3 2300U processor and 8 GB system memory System board with integrated Ryzen 3 2300U processor and 4 GB system memory Spare part number L26110-xx1 L19574-xx1 L19573-xx1 L19572-xx1 L19571-xx1 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 Bottom cover on page 25). 5. Remove the battery (see Battery on page 27). When replacing 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 WLAN module on page 28) ● Solid-state drive (see Solid-state drive on page 30) ● Heat sink (see Thermal module on page 42) Remove the system board: 1. Disconnect the following cables: (1) Card reader cable (2) Backlight cable (3) Keyboard cable (4) TouchPad cable (5) Bottom speaker cable (6) Fingerprint reader cable (7) Display cable (8) Camera cable 46 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts

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System board
NOTE:
All system board spare part kits include a processor and 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
System board with integrated Ryzen 7 2700U processor and 8 GB system memory
L26110-xx1
System board with integrated Ryzen 5 2500U processor and 16 GB system memory
L19574-xx1
System board with integrated Ryzen 5 2500U processor and 8 GB system memory
L19573-xx1
System board with integrated Ryzen 3 2300U processor and 8 GB system memory
L19572-xx1
System board with integrated Ryzen 3 2300U processor and 4 GB system memory
L19571-xx1
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
Bottom cover
on page
25
).
5.
Remove the battery (see
Battery
on page
27
).
When replacing 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
WLAN module
on page
28
)
●
Solid-state drive (see
Solid-state drive
on page
30
)
●
Heat sink (see
Thermal module
on page
42
)
Remove the system board:
1.
Disconnect the following cables:
(1)
Card reader cable
(2)
Backlight cable
(3)
Keyboard cable
(4)
TouchPad cable
(5)
Bottom speaker cable
(6)
Fingerprint reader cable
(7)
Display cable
(8)
Camera cable
46
Chapter 5
Removal and replacement procedures for Authorized Service Provider parts