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Board&Software Replacement Before Turning ON Power-All Procedures <br /> �, ._ .. <br /> 6. Install the new CPU board by following the steps in Figure 3. <br /> .. ......__ ........ .. __..__ _ ......... <br /> o� Attach one and of the antistatic wrist strap <br /> ©o� i{I�, to your left wrist and adhere the other end <br /> ff to the comm board cage. With your right <br /> CPU Board Installation hand,hold the ribbon cables out of the way. <br /> guide slots(one at top Holding the CPU board in your left hand as <br /> and bottom) o shown,slide the board around the Comm <br /> 0 o Board cage and straight back into top and <br /> 1 bottom guide slots. Place your thumbs on <br /> ¢/ • the front edge of the board at the top and <br /> bottom and push the board firmly toward <br /> the back of the console to seat the board <br /> connector in the motherboard connector. <br /> Comm board =3 <br /> cage 0 <br /> Antistatic wrist strap <br /> adhered to side of <br /> comm board cage <br /> Board <br /> — connector Connect cables: <br /> 3 <br /> Top 16-pin cable from display to <br /> CPU board J10 <br /> -7 <br /> Middle 16-pin cable from keyboard <br /> to CPU board J9 <br /> -6-pin cable from printer to J1 on the <br /> Local Printer Com Board. Pin 1 is <br /> identified by the number 1 screened <br /> m® on the surface of the board. look at <br /> m m the connector on the end of the ribbon <br /> ® cable. On one side you will see <br /> embossed socket numbers 1 through 6. <br /> o Orient connector so that the#1 socket <br /> is aligned over the#1 pin of the board <br /> connector before attaching It.(see <br /> � pp�� diagram below for additional printer <br /> Local Printer <br /> 0` J connection Information.) <br /> Com Board <br /> (could be in <br /> another slot) Correct Printer Connector Orientation <br /> e�o Make sure that tabs of the ribbon cable connector <br /> face the locking ridge of board connector J1 as you <br /> ., push the connector down aver X's pins.(Check also <br /> that the locking edge is centered between the tabs.) <br /> To printer card <br /> Ribbon cable <br /> connector <br /> Tabs(2) <br /> ^ Push board down onto each BATT OPEN Locking edge <br /> Lretention pin until R snaps "'IIy.� <br /> through board(3 places). Connector Jt Local printer ! <br /> Push S2 down to tum �corn board <br /> battery backup OFF. Front of console <br /> wnsoleakpubtlin.eps <br /> wmw.�Vllryu.�W <br /> Figure 3. Installing the CPU Board <br /> 6 <br />