System Board - HP ENVY x360 13 Maintenance And Service Manual

System board

NOTE: The system board spare part kit includes the processor, a graphics subsystem with UMA memory,
onboard system memory, replacement thermal material, and the Windows 10 operating system.
Table 5-10 System board spare part information
Description
Equipped with an AMD Ryzen7 4700U processor and 16 GB of system memory
Equipped with an AMD Ryzen7 4700U processor and 8 GB of system memory
Equipped with an AMD Ryzen5 4500U processor and 8 GB of system memory
Equipped with an AMD Ryzen3 4300U processor and 8 GB of system memory
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
a. Battery (see
b. Solid-state drive (see
c. Fan (see
NOTE: When replacing the system board, make sure the following components are removed from
the defective system board and installed on the replacement system board:
WLAN module (see
●
● Solid-state drive (see
Heat sink (see
●
Remove the system board:
1. Remove the cover (1) that secures the WLAN antenna cables to the WLAN module.
58 Chapter 5 Removal and replacement procedures
Bottom cover on page
Battery on page 33)
Solid-state drive on page
Fan on page 38)
WLAN module on page
Solid-state drive on page
Heat sink on page 61)
30), and then remove the following components:
35)
34)
35)
Spare part number
L94491-601
L94492-601
L94490-601
L94489-601