Lenovo Thinkpad L570, Hardware Maintenance Manual

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When installing:
• Attach the thermal-fan assembly connector to the system board and tighten the screws in ascending
alphabetical order.
• Before you attach the old thermal-fan assembly to the computer, apply thermal grease, at an amount of
0.2 grams, on the part marked
a
in the following illustration. Either too much or too less application of
grease might cause a thermal problem due to imperfect contact with a component. If you are installing a
new thermal-fan assembly, peel the thin film off from the part marked
a .
1100 Keyboard
For access, remove this FRU:
•
“1010 Battery pack” on page 72
Removal steps of the keyboard
Note: Do not press or hold the keys while sliding the keyboard frame. Otherwise, the keyboard frame
cannot be moved.
1. Unlock the keyboard frame.
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L570 Hardware Maintenance Manual