Train doors at car 1641 were not provenclosed. TC recycled train doors once - ok. Staff(ORC) checke d and confirmed no train doors abnormalities. Fault did not recur at subsequent stations. Train doors at car 1641 were n ~~~~~ 1641 Train doors not proven closed. TC recycled train doors once - ok. Staff(ORC) confirmed no train doors abnormalities. Fault did not recur at subsequent stations. CE NS feedback: 1641 All doors proven closed n no DIR fault. Depot 1641 train door operational check.  1641 ER D/L & found TC cycled doors once. TC cycled A/S doors & no FC found. Checked door leaf rollers using scope, door weather strip - OK. Cleaned J-rail & door guide rail, no FOD found. Door cyclic check, door open/close timing, door gauge & DLS check - OK. All doors proven closed & no DIR lit up. No door fault occurred.  Sarma/Anand/Sugu 45007