HP Pavilion TX2000Z Maintenance And Service Manual page 66

Remove the display release hook assembly (3).
3.
NOTE:
Disconnect the power switch board cable (1) from the system board.
4.
Remove the power switch board (2) and power switch actuator (3) from the base enclosure.
5.
Reverse this procedure to install the power switch assembly.
58 Chapter 4 Removal and replacement procedures
The display release hook assemblies are included with the base enclosure spare part kits.