Packard Bell ENTK83 Series Service Manual page 130

4. Replace the adhesive tape to the thermal module to secure the fan to the heatsink.
NOTE: This procedure is only necessary for UMA models only.
5. Align the screw holes on the thermal module and mainboard then replace the module. Keep the module as
level as possible to spread the thermal grease evenly.
Discrete UMA
120 Chapter 3