Gateway MX7120 Service Manual page 47

5
Release the processor by pushing down on the lever and then lifting it completely up.
6
Remove the old processor from the system board.
7
Install the new processor onto the system board making sure that Pin 1 on the
processor (indicated by the silk-screened arrow on the corner of the processor) aligns
with Pin 1 on the processor socket (indicated by the absence of a pin hole in the
processor socket), then return the lever to its locked position.
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Replacing the processor
43