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P,epilacing the ECPU Board <br />lnsta!ling the <br />.. ECPU B a <br />oar.. <br />Slides <br />Lifting clar <br />Lifting hooA <br />c "Ies�.-tripto.eps <br />Rest bottom of tool or <br />socket Push down w. <br />thumb to hold tool on <br />socket <br />Pull up with fingers on <br />slides to close lifting <br />clamps against ends <br />of E2 chip and lifting <br />hooks under ends <br />of chip <br />'0 <br />Continuing to apply <br />pressure with fingers. <br />gently lift the t <br />straight up uni <br />chip pins are c <br />of the socket. <br />ontinue to pull up <br />ith fingers until <br />tip is lifted up <br />lainst bottom <br />tool. <br />Figure 4. Pemoving the EEPPOMI Chip from the ECPU Board <br />---r------r-----t------ 1 1_li <br />T- <br />-- �'T jmilnmmmimmrtrrmMMaMMnTrM-,nMn 'r-, __ ;1- <br />- <br />1— 1 <br />�!flltfititHlttilrixintln+niran+lrawmlrxnlr+rinlm�� � 1 <br />---------- — U:3 1--- - ---t116 i <br />i j­U4j- 'Botch <br />(Painted <br />on board) <br />= Indented <br />-----' z'6_ semicircle <br />rr - (On chip) <br />Ui2' <br />� 1 <br />1 i <br />I 1 <br />� r <br />1 1 I I <br />1--J I I_1 t_1 <br />N <br />Y2 <br />Check to see that chip pins are aligned and not bent Orient chip so that th4 small <br />indented semicircle on the top of the chip is on the same end as the small notch painted <br />on the board above the socket (in this <br />example on the top) . Carefully align the chip pins over the socket holes and gently push <br />the chip down unfit all the pins are in the socket holes. Then -push down firmly and evenly <br />on the chip unfit it is down against the socket Check to see that each of the pins is in its <br />socket <br />Figure 5. Orienting E2 Chip <br />