Disconnect the heat sensor connector (marked
'C' on the illustration) that goes to PL9 on the
See 'A' in the illustration. Carefully squeeze
together the grips at both ends (1) of the
heatsink support bracket (2) and slide it away.
See 'B' in the illustration. Press in the clips (1) at
both ends of the top of the processor body to
depress the retaining pins out of the vertical
supports. Then lift the processor body (2) out of
Handle the processor with care, by the body only.
Avoid touching the connector at the bottom. Store
in an antistatic container.
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M o t h e r b o a r d f e a t u r e s a n d u p g r a d e s : P e n t i u m I I s y s t e m s
Some designs of heatsink do not have this
To fit a new processor
It should be noted that any upgrade or Overdrive
processor will not have the heat sensor as fitted to the
original processor. This will cause the front case fan to
operate at full speed continuously, with an increase in
Take the processor out of its anti-static
packaging. Hold the processor by its edges, or its
heatsink and avoid touching the edge connector.
The upgrade processor and the socket are
keyed to ensure that the processor is
installed in the correct orientation. It will
only fit into the socket one way.
Slide the processor into the vertical guides and
down into the socket, making sure that it is
correctly aligned and that you do not bend or
otherwise damage the supports. Do not use
Apply just enough pressure to overcome the
resistance offered by the socket. Ensure that the
retaining pins snap into the sockets on the end