TC feedback DIR remained illuminated despite Train doors and HHPSD is proven closed. TC did platformduty once - Ok. ~~~~~ CHECKED & PHYSICALLY OPEN/CLOSE DOORS ON BOTH END, OK. FURTHER CHECKED: INTERFACE, OK. MEASURED #3506 RELATED RELAY. FOUND DCRA 1-1 & SDIR INTERMITTENT CONTACT FAULTY, C/O DONE. MEASURED #3505 RELATED RELAY. FOUND DIR 3 INTERMITTENT CONTACT FAULTY. C/O DONE. FAULTY RELAYS SENT TO IEW FOR CONFIRMATION. RELAYS CONFIRMED FAULTY. BUDIMAN/SHAHRIE,08/12/20.