• Before you attach the thermal fan assembly to the computer, apply 0.18 grams thermal grease on the part
a
marked
and apply 0.5 grams thermal gel on the part marked
Either too much or too less application of grease and gel can cause a thermal problem due to imperfect
contact with a component.
• Do not touch the thermal grease and thermal gel..
• Do not press, touch, or rotate the fan impeller.
• Do not touch the fan inlet hole.
• Do not twist or pull the cable of the thermal fan assembly.
• Do not apply pressure on the top and base covers of the thermal fan assembly.
• Do not press the heat pipe. Hold both sides of the heat pipe when you take the thermal fan assembly.
• Do not shake or drop the thermal fan assembly.
• Ensure that the fan connector is attached firmly.
• Replace the thermal fan assembly if you observe the following:
– The cover of the thermal fan assembly is deformed or damaged.
– There is abnormal noise during rotation.
1120 NFC card and NFC cable (for selected models)
For access, remove these FRUs in order:
• "1010 Lenovo Integrated Pen (for selected models)" on page 58
• "1030 Base cover assembly" on page 59
• "1040 Built-in battery" on page 60
Removal steps of the NFC card and NFC cable
b
as shown in the following illustrations.
.
Chapter 8
Removing or replacing a FRU
67