TIMS showed Smoke External Alarm at Front M2 car. Staff(BGB) checked and confirmed no signs of smoke/ fire / burning smell on exterior or interior of train. Re ar T424 line clear and confirmed no abnormalities. ~~~~~ TIMS showed Smoke External Alarm at Fron

#2508 replace smoke detector fixed back SDR11 RELAY AND TEST OK.
nOT: 2502831 raise.
Done by Yusof/Haikel/Morgan.  03/07/23