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Y <br /> Board&Software Replacement Before Turning Off Power-All Procedures <br /> 6. install the new CPU board by following the steps in Figure 3. <br /> .. <br /> o� Attach one end of the antistatic wrist strap <br /> ©o� to your left wrist and adhere the other end <br /> FJ 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 ®o ] Holding the CPU board in your lett hand as <br /> and bottom) o J shown,slide the board around the Comm <br /> op 1 Board cage and straight back into top and <br /> bottom guide slots. Place your thumbs on <br /> the front edge of the board at the top and <br /> �}r 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 a <br /> cage mb <br /> S <br /> Antistatic wrist strap <br /> adhered to side of <br /> comm board cage <br /> Board <br /> connectorConnect cables: <br /> 3 -Top 16-pin cable from display to <br /> CPU board J10 <br /> -Middle 16-pin cable from keyboard <br /> to CPU board J9 <br /> —E -6-pin cable from printer to J1 on the <br /> 00 Local Printer Com Board. Pin 1 is <br /> identified by the number 1 screened <br /> on the surface of the board. Look at <br /> o d[ the connector on the end of the ribbon <br /> o cable. On one side you will see <br /> -- -- embossed socket numbers 1 through 6. <br /> r� Orient connector so that the U1 socket <br /> is aligned over the#1 pin of the board <br /> connector before attaching It.(see <br /> Local Printer f 0 diagram below for additional printer <br /> connection information.) <br /> Com Board <br /> (could be in �] <br /> another slot) Correct Printer Connector Orientation <br /> e m— 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 over X's pins.(Check also <br /> that the locking ridge is centered between the tabs.) <br /> To printer card <br /> t <br /> Ribbon cable <br /> connector <br /> Tabs(2) <br /> 2■^) Push board down onto each anrr open+ Locking ridge <br /> retention pin until it snaps <br /> through board(3 places). Connector J1� _.% _Local punter <br /> 4 Push S2 down to tum �— con board <br /> rnnaaleakWtMin.ep• battery backup OFF. Front of console <br /> co••as.Vnro•.•p• <br /> (............._.._.........._.......__........._....................._....................................................................................................._................._._.........._............................................ ............. <br /> . <br /> Figure 3. Installing the CPU Board <br /> 6 <br />