Counter bound Train 417 reported Train 434 A side Headlight not working. After train change end Staf f(MRB) checked and confirmed, both taillights not working. C ounter bound Train 417 reported Train 434 A side Headlight n ~~~~~ 3616: Counter bound Train 417 reported Train 434 A/S Headlight not working. After train change end Staff(MRB) confirmed both taillights not working.  3616 A/S HL blown - Replaced. Tested operation - OK. B/S headlight - OK Akira/Kumar 44992