• Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2
grams, on the parts marked
application of grease can cause a thermal problem due to imperfect contact with a component. For the
new thermal fan assembly, you must peel the thin film off from the rubbers.
For integrated-graphics models
For discrete-graphics models
1170 I/O bracket
For access, remove these FRUs in order:
•
"1010 SIM-card tray" on page 68
•
"1020 External battery pack" on page 68
•
"1030 Keyboard rubbers" on page 69
•
"1050 Base cover assembly" on page 72
Removal steps of the I/O bracket
a
and
b
as shown in the following illustrations. Either too much or too less
a
a
b
.
Chapter 8
Removing or replacing a FRU
87