TC reported train doors not proven closed. Only DIR was lighted up. TC opened and closed train door a few times. TC opened and closed A side cab door - ok. ~~~~~ ADJUST DCS PLUGER FOR A/S CAB DOOR.FAULT CLEARED FOUND #3501 A/S CAB DOOR CABLE WIRE LONG S TCHED.C/O NEW CABLE FUNCTION TEST OK.LATCH AND CATCH OVERLAP 7MM.RAGHU 02.01.2022