Heat Sink - HP ProBook 450 G7 Maintenance And Service Manual

Heat sink

NOTE: All heat sink spare part kits include replacement thermal material.
Table 5-10 Heat sink description and part number
Description
Heat sink for use in models with NVIDIA GeForce MX250 graphics
Heat sink for use in models with NVIDIA GeForce MX130 graphics
Heat sink for use in models with UMA graphics
Before removing the heat sink, follow these steps:
1. Prepare the computer for disassembly
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 heat sink from the system board (2), and then pull the heat sink away from the side of the
chassis to remove it (3).
48 Chapter 5 Removal and replacement procedures for authorized service provider parts
(Preparation for disassembly on page
(Battery Safe mode on page
(Bottom cover on page
(Battery on page 36).
33).
34).
Spare part number
L57506-001
L45099-001
L45098-001
33).