TM 5-6350-264-14&P-10NAVELEX EE 181-AA-OMI-110/E121 C-9412T.O. 31S9-2FSS9-1-10Table 5-2. Troubleshooting Procedures - ContinuedTroubleProbable causeCorrective action8.(Cont)Bad alarm(3) Connect negative meter lead toidentificationchassis and positive meter leadcircuitry.to J11 terminal associated with(Cont)PC board which had voltage onTP1. If voltage is not presenton J11, turn off switch S1 ontop of power supply and re-move PC board which had vol-tage on TP1.(a) To remove PC boards A1through A6, as applicable,place thumb or finger un-der board ejector and liftup until board pops out ofreceptacle at back of statusprocessor. Then grasp PCboard and pull straight out.(b) Set multimeter to ohms andconnect leads to applicableterminal 6 of PC board re-ceptacle and J11 terminal.Meter should indicate 0ohms.h.If meter indicates 0 ohms, install newPC board A1 through A6 as appli-cable.To install new PC boards A1through A6 as applicable, notethat these boards are identicaland may be installed in anyslot, 1 through 6. Turn PCboard so that plastic boardejector is toward top. Alignboard with guides at top andbottom of status processor.Slide board straight in until itcontacts receptacle at back ofprocessor. Then press firmlyon board until it seats com-pletely in receptacle. Turn onswitch S1 on top of power sup-ply. Depress TRANSMITTERRESYNC switch S2. Wait5-105
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