TC reported Fire Internal Alarm at FrontDT car and Rear DT car. TC changed end at PSR and feedback no signs of heat nor smoke. Train was escorted to terminal s tation by station staff ~~~~~ #3529 FIRE INTER L ALARM RESET OK.CHECKED TIMS FAULT NOT DUPLICATE.BLOW CLEAN #3529 FIRE INT SENOR.PREVENTIVE MEASURE SWOP #3529 FCP S/N 099 WITH #1529 FCP S/N 084.FUNCTION/SECURITY CHECKED OK.AKHBAR/IBRAHIM/M HAIRUL 16.08.2023