PA NOT WORKINGNo cab occupied indication, Kindly check cab occupy relay ~~~~~ 3544 PA NOT WORKING No cab occupied indication, Kindly check cab occupy relay.  3544 found no continuity of cable 9429 from CIB to COR-4 relay board. Further found diode on COR-4 relay terminal block faulty. OPS 20 raised to follow-up.  Kana 44029 To further rectify.  3544 found ENT connector slightly loose. Re-secured the connector - Done. Function test - OK. COMMS staff acknowledged.  Selvan/Lee PT/Alan 44029