Heat sink
NOTE:
All heat sink spare part kits include replacement thermal material.
Table 5-10
Heat sink descriptions and part numbers
Description
Spare part number
Heat sink for use in models with UMA graphics
L44552-001
Heat sink for use in models with NVIDIA GeForce MX250 discrete graphics
L62044-001
Heat sink for use in models with NVIDIA GeForce MX130 discrete graphics (includes replacement thermal
material)
L44553-001
Before removing the heat sink, 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 bottom cover (
).
4.
Remove the battery (
Remove the heat sink:
1.
To remove the heat sink on models with discrete graphics memory:
a.
In the order indicated on the heat sink, loosen the six captive Phillips screws (1) that secure the
heat sink to the system board.
b.
Lift the tape that secures the heat sink to the fan (2).
c.
Remove the heat sink from the system board (3).
48
Chapter 5 Removal and replacement procedures for authorized service provider parts
Summary of Contents for ProBook 440 G7
Page 4: ...iv Safety warning notice ...