Acer AT150 F1 - Manual (Page 60)

3 System upgrades 48
(3) Grasp the processor by its edges and lift it out of its socket.
(4) Store the old processor inside an anti-static bag.
6 Remove the new processor from its protective packaging.
7 Install the new processor.
(1) Make sure that the alignment tabs on the socket fit the two
notches located on the edges of the processor. The pins are