TC reported smoke external alarm at FM1car . T207 line clear feedback no abnormalities on the track . Staff JUR check and feedback no abnormalities . TC reporte d smoke external alarm at FM1 car . T207 line clear feedback ~~~~~ 1610 TC reported smoke external alarm. T207 line clear feedback no abnormalities on the track. Staff JUR check and feedback no abnormalities.  1610 FC 721 smoke external. Swap FCP from #1610 to #2610. Fault still remained at #1610. OPS 20 raised to c/o #1610 external smoke detector.  Sugu 45415  #1610 EXTER L SMOKE DETECTOR C/O DONE.FUNCTION CHECK OK.SECURITY CHECK OK.VICTOR/GOPAL 09.05.2024 S/N NIL NOTIFICATION 2596960