Lenovo ThinkCentre E73 Hardware Maintenance Manual page 109

6. From inside the chassis, pivot the retaining clip
inward and then push the clip outward to release the clip. Then disengage the plastic holder holding
the thermal sensor from the chassis.
Figure 37. Removing the thermal sensor
7. Pull the entire thermal sensor out of the chassis.
1 that secures the plastic holder of the thermal sensor
.
Chapter 9 Replacing FRUs (machine types: 10AS and 10AU)
105