Acer Altos R5250 - Manual (Page 62)

3 System upgrade 44
3 Remove the heat sink.
(1) Loosen the two screws on the heat sink (A).
(2) Pull the heat sink away from the CPU (B).
(3) Lay down the heat sink in an upright position—with the
thermal patch facing upward. Do not let the thermal patch
touch the work surface.
(4) Use an alcohol pad to wipe off the thermal grease from both
the heat sink and the processor socket retention plate.
4 Remove the default processor.
Warning! The processor becomes very hot when the system
is on. Allow it to cool off first before handling.
(1) Release then lift the load lever (A).
(2) Open the retention plate to expose the socket body (B).
(3) Grasp the processor by its edges and lift it out of its socket (C).
5 Store the old processor inside an anti-static bag.
CPU2
CPU1
A
B
A
B C