Acer Altos G5450 Series User Manual page 67

3 Remove the HSF assembly.
Important: Before removing a CPU from the mainboard, make
sure to create a backup file of all important data.
(1) Observe the ESD precautions and pre-installation instructions
described on page 35.
Warning! The heat sink becomes very hot when the system
is on. NEVER touch the heat sink with any metal or with
your hands.
(2) Disconnect the CPU fan cable from its mainboard connector.
(3) Disengage the retaining clip from the heat sink base (1).
(4) Release the clips from the tab on the heat sink base (2).
(5) Pull the HSF assembly away from the CPU (3).
(6) Lay down the HSF in an upright position—with the thermal
patch facing upward. Do not let the thermal patch touch the
work surface.
(7) Use an alcohol pad to wipe off the thermal grease from both
the HSF assembly 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 up the load lever.
(2) Open the retention plate to expose the socket body.
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