Fan-Sink - HP ProDesk 400 G4 Maintenance And Service Manual

Fan-sink

NOTE: The fan-sink spare park kit includes replacement thermal material.
Follow these steps to remove the fan-sink:
1. Prepare the computer for disassembly (see
2. Remove the access panel (see
3. Remove the drive cage (see
4. Disconnect the fan-sink cable (1) from the system board.
5. Loosen the four slotted Torx-15 captive screws (2) that secure the fan-sink to the computer chassis.
NOTE:
the processor, it may be necessary to move the fan-sink from side to side when removing the it.
6. Remove the fan-sink (3).
NOTE: The thermal material must be thoroughly cleaned from the surfaces of the fan-sink and
the processor each time the fan-sink is removed. Thermal paste is used on the processor (1) and the fan-sink
section (2) that services it.
Access panel on page
Drive cage on page
Due to the adhesive nature of the thermal material located between the fan-sink and
Preparation for disassembly on page
24).
28).
23).
Fan-sink 39