INDIRECT VIEW DISPLAY SELF TEST FAILURE

TM 11-6625-3081-23 7 - 1 5. INDIRECT VIEW DISPLAY (IVD) 2A1A3 WITH OSA 7-15 CODE : IVDST (cont) d . INDIRECT VIEW DISPLAY SELF TEST FAILURE 1 . V D T D I S P L A Y - An error SEGMENTS 1 THRU 46 NOTE message from the preceding list will be displayed where the symbol # is used. # PERFORM THE FOLLOWING REPLACE ACTIONS IN THE ORDER LISTED. (REFERENCE TM 11-6625-3081-23 FOR REPLACEMENT PROCEDURES.) REF. DES. PART NO. NAME 1. 2A1A3 13078701 IVD 2. CORRECTIVE ACTION - SEGMENTS 1 THRU 46 (a) Remove IVD 2A1A3. Check contacts of mating connectors and repair if required. Install replacement 2A1A3 and perform IVDST test. If IVDST test passes, no further action required. If IVDST test fails, proceed to (b). (b) Check the following cable assemblies and repair as required: 2A1W34 2A1W36 2A1W37 2A1W77 2A1W78 If any cable was repaired, perform IVDST test. If IVDST test continues to fail and CALCST, PLLBUS, MTRXSW, ADST, DIGITST, FPSST, and PPSST tests have been performed, repair is beyond this level of maintenance. Next higher level of maintenance required. If no cables were repaired, next higher level of maintenance required. 7-67