Lenovo ThinkPad Edge E431 Hardware Maintenance Manual - Page 83

Keyboard, When installing, For models with a discrete thermal pipes - keyboard replacement

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When installing: • Do not press the top of the fan cover and the fan hub. • Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked a as shown in the following illustrations. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. You need to peel the thin film off from the rubbers marked b . For models with a discrete thermal pipes a b a For models with an integrated thermal pipes b a 1120 Keyboard For access, remove these FRUs in order: • "1020 Battery pack" on page 65 Chapter 9. Removing or replacing a FRU 77

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When installing:
•
Do not press the top of the fan cover and the fan hub.
•
Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of
0.2 grams, on the part marked
a
as shown in the following illustrations. Either too much or too less
application of grease can cause a thermal problem due to imperfect contact with a component. You need
to peel the thin film off from the rubbers marked
b
.
For models with a discrete thermal pipes
a
a
b
For models with an integrated thermal pipes
a
b
1120 Keyboard
For access, remove these FRUs in order:
•
“1020 Battery pack” on page 65
Chapter 9
.
Removing or replacing a FRU
77