Lenovo YOGA 720-13IKB Hardware Maintenance Manual page 51

Lenovo YOGA 720-13IKB/Lenovo YOGA 720-15IKB
Figure 7. Removal steps of thermal module (continued)
Lenovo YOGA 720-13IKB
Lenovo YOGA 720-15IKB
When installing: Before you attach the fan assembly to the computer, apply
thermal grease, at an amount of 0.2 grams, to parts a b shown in the figure
above. Either too much or too little grease application can cause a thermal
problem due to imperfect contact with a component.
47