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Replaef fhe•ECPU Board Installing the ECPU Board <br /> E <br /> ® aha <br /> * ' Attach one end of the antistatic wrist strap <br /> to your left wrist and adhere the other end ' <br /> to thecomm board cage. With your right <br /> / hand,hold the ribbon cables out of the way. <br /> ECPU Board Installation - « h i <br /> ., �- Holding the ECPU board in your left hand as <br /> guide slots(one at top = shown,slide the board around the Comm <br /> and bottom) Board cage and straight back into top and <br /> rz bottom guide slots. Place your thumbs on <br /> - the front edge of the board at the top and <br /> s bottom and push the board firmly toward <br /> y 11 the back of the console to seat the board <br /> x <br /> connector in the motherboard connector. <br /> Comm Board <br /> cages . <br /> a <br /> Antistatic wrist strap <br /> adhered to base of <br /> console <br /> Board <br /> connector Connect cables: <br /> -Top 16-pin cable from display <br /> to ECPU board J3 <br /> -Middle 16-pin cable from key- <br /> board to ECPU board J4 <br /> 6-pin cable from printer to <br /> ECPU board J7(see inset for <br /> printer connection precautions) <br /> i <br /> Correct Primer Connector Orientation <br /> Make sure that tabs of the ribbon cable connector <br /> face the locking ridge of board connector J7 as you <br /> push the connector down over JTs pias.(Check also <br /> that the locking ridge is centered between the tabs.) <br /> To printer card l <br /> v-- Ribbon cable <br /> ° " Tabs(2) connector <br /> Locking ridge <br /> ECPU board '�J7 <br /> �. Front of console <br /> Push board down onto Push SW1 down to tum <br /> each retention pin until. battery backup OFF, <br /> it snaps through board <br /> - consoles\ecpwn.eps <br /> (three places). <br /> Figure 6. Installing the ECPU Board <br /> 10 <br />