TM 5-6350-264-14&P-10NAVELEX EE 181-AA-OMI-110/E121 C-9412T.O. 31S9-2FSS9-1-10Table 5-1. Troubleshooting Procedures - ContinuedTroubleProbable causeCorrective action1. (Cont)e.(Cont)f.If meter indicates more than 100, 000ohms, remove PC board A9.To remove PC board A9, turnoff switch S1 on top of powersupply, place thumb or fingerunder board ejector and lift upuntil board pops out of recep-tacle at back of status processor.Then grasp PC board and pullstraight out.g.Turn on switch S1 on top of powersupply. Connect meter leads to J9-15and J9-B, then to J9-18 and J9-N, thento J9-4 and TB6, terminal S1-D, andthen to J9-B and TB6, terminal S1-DR.h.If meter indicates less than 2, 000 ohmsat all of these points, replace PC boardA9.i.If meter indicates more than 100, 000ohms at J9-4 and TB6, terminal S1-D,or J9-B and TB6, terminal S1-DR, in-spect J12/P1 pins 29 and 44 for looseor broken wires. Resolder any badconnections on P1.j.If meter indicates more than 100, 000ohms at J9-15 and J9-B, or J9-18 andJ9-N, replace PC board A10.(1) To remove PC board A9 or A10,turn off switch S1 on top of powersupply, place thumb or fingerunder board ejector and lift upuntil board pops out of receptacleat back of status processor. Thengrasp PC board and pull straightout.(2)To install new PC board A9 or A10,turn board so plastic ejector istoward top. Align board withguides at top and bottom of statusprocessor. Slide board straight in5-27
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