Lenovo X200 - Manual (Page 140)

Table 26. Removal steps of DC-in connector, fan, digitizer pen case, and pen switch
assembly (continued)
When installing:
v Before you attach the fan assembly to the computer, apply thermal grease, at
an amount of 0.2 grams, on the part marked a as in the following figure.
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 rubber b .
For ThinkPad X200 Tablet:
a
b
For ThinkPad X201 Tablet:
b
a
v Make sure that the fan connector is attached firmly.
132 ThinkPad X200 Tablet and X201 Tablet Hardware Maintenance Manual