Heat Sink (Thermal Module) - HP Pro 3420 Maintenance & Service Manual

Heat Sink (Thermal Module)

Description
Heat sink (thermal module)
The heat sink is located at the top of the computer. It is mostly covered by the system board cover. It
is secured with four captive screws near the processor and one non-captive screw on the opposite
side near the fan.
Figure 7-28
To remove the heat sink:
1. Prepare the computer for disassembly (see
on page
2. Remove the rear cover (see
3. Remove the system board cover (see
4. In the order indicated, loosen the four captive Torx screws (1) – (4) that secure the heat sink to
the system board.
5. Remove the non-captive Torx screw from the top of the heat sink (5).
58 Chapter 7 Removal and Replacement Procedures All-in One (AIO) Chassis
Heat sink location
33).
Rear Cover on page
Preparing to Disassemble the Computer
34).
System Board Cover on page
Spare part number
665468-001
49).