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
Table 5-17
System board descriptions and part numbers
Description
Spare part number
System board with integrated processor for use in models with UMA graphics memory:
●
Intel Core i7-10510U processor
L78087-xxx
●
Intel Core i5-10210U processor
L78085-xxx
●
Intel Core i5-10210U processor (WWAN models)
L78086-xxx
●
Intel Core i3-10110U processor
L78083-xxx
●
Intel Core i3-10110U processor (WWAN models)
L78084-xxx
System board with integrated processor for use in models with discrete graphics memory:
●
Intel Core i7-10510U processor and NVIDIA GeForce MX250 graphics
L78082-xxx
●
Intel Core i7-10510U processor and NVIDIA GeForce MX130 graphics
L78080-xxx
●
Intel Core i5-10210U processor and NVIDIA GeForce MX250 graphics
L78081-xxx
●
Intel Core i5-10210U processor and NVIDIA GeForce MX130 graphics
L78079-xxx
●
Intel Core i3-10110U processor and NVIDIA GeForce MX130 graphics
L78078-xxx
Before removing the system board, follow these steps:
1.
Prepare the computer for disassembly (
Preparation for disassembly on page 33
2.
Place the computer in Battery Safe mode (
3.
Remove the following components:
a.
Bottom cover (
).
b.
Battery (
c.
Fan (
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 (
)
●
WLAN/Bluetooth module (
WLAN/Bluetooth combo card on page 39
●
M.2 solid-state drive (
M.2 solid-state drive on page 43
)
●
Heat sink (
)
Remove the system board:
60
Chapter 5 Removal and replacement procedures for authorized service provider parts
Summary of Contents for ProBook 440 G7
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