Thermal Module - HP ZBook Studio G4 Maintenance And Service Manual

Thermal module

NOTE: The thermal module spare part kit includes replacement thermal material.
Description
Thermal module for use only with models with discrete graphics memory
Thermal module for use only with models with UMA graphics memory
Before removing the thermal module, follow these steps:
1. Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the bottom cover (see
5. Disconnect the battery cable from the system board (see
Remove the thermal module:
1. Loosen the six captive screws (discrete models) or four captive screws (UMA models) in the middle of the
heat sink (between the fans) in the order indicated on the heat sink (1) and the two captive screws from
each fan (2).
2. Disconnect the cable for each fan from the system board (3).
3. Remove the antennas from the routing path atop the left fan (4) and the display connector from the
routing path atop the right fan (5).
38 Chapter 5 Removal and replacement procedures for authorized service provider parts
Bottom cover on page 29).
Spare part number
922945-001
922946-001
Battery on page 41).