Lenovo E50, E40 manual For discrete fan assembly For integrated fan assembly

Table 14. Removal steps of fan assembly (continued)

When installing: Before you attach the fan assembly to the computer, apply

thermal grease, at an amount of 0.2 grams, on the parts marked as in the following figures. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. For the new CPU thermal device/fan, you need to peel the thin film off from the rubbers marked

.

For discrete fan assembly

For integrated fan assembly

88ThinkPad Edge 14″, Edge 15″, E40, and E50 Hardware Maintenance Manual