3.
Rotate the heats sink up on the left end
(2)
and slide the heat sink to the left
(3)
to remove it
from the system board.
Remove the UMA heat sink.
1.
Position the computer upside down with battery bay away from user.
2.
To remove the discrete heat sink, loosen the four captive Phillips screws
(1)
in the order
indicated on the component, that secure the heat sink to the system board.
3.
Lift the left end of the heat sink
(2)
and then slide the heat sink to the left to remove it from the
system board
(3)
.
NOTE:
For discrete models, thoroughly clean thermal material from the surface of the system board
(1)
and
(3)
and from the heat sink components
(2)
and
(4)
each time you remove the heat sink. All
heat sink and processor spare part kits include thermal material.
Component replacement procedures
55
Содержание ProBook 4545s
Страница 1: ...HP ProBook 4545s Notebook PC Maintenance and Service Guide ...
Страница 4: ...iv Safety warning notice ...
Страница 16: ...Buttons speakers and fingerprint reader select models only 8 Chapter 2 External Component Identification ...
Страница 91: ...Reverse the process to install the display hinges Component replacement procedures 83 ...
