HP Compaq Elite 8300 Maintenance & Service Manual page 120

13. Remove the cable from its routing path.
Figure 7-86
14. Slide the hood sensor out of its slot built into the chassis.
NOTE:
to help disengage it.
Figure 7-87
To install the hood sensor, reverse the removal procedures.
112 Chapter 7 Removal and Replacement Procedures All-in One (AIO) Chassis
Hood sensor cable routing path
the hood sensor fits tightly into the slot. Removal may require a flat-blade screwdriver
Removing the hood sensor