Lenovo K49 Notebook - Manual (Page 60)

Lift the fan assembly in the direction shown by the arrow 9 .
Note: Be careful not to damage the connector.
9
When installing: Before you attach the thermal module to the computer, apply thermal grease, at an amount
of 0.2 grams, on the part marked
a and b as shown in the following illustration. Either too much or too less
application of grease can cause a thermal problem due to imperfect contact with a component.
a
b
1090 CPU
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 44
• “1020 Bottom slot cover” on page 44
• “1080 Thermal module” on page 52
Attention: The CPU is extremely sensitive. When you service the CPU, avoid any kind of rough handling.
54 Hardware Maintenance Manual