Lenovo ThinkPad L430 Hardware Maintenance Manual page 96

When installing:
• Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2
grams, on the parts marked
grease might cause a thermal problem due to imperfect contact with a component. For models that have
a discrete thermal fan assembly, you need to peel the thin film off from the rubbers marked
• Attach the thermal fan assembly connector to the system board and fasten the screws in ascending
alphabetical order as illustrated above.
For models that have a discrete graphics module:
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Hardware Maintenance Manual
a as in the following illustrations. Either too much or too less application of
a
b .