DT556: TRAIN UNDERSHOOT IN AMDT556 reported for undershoot. Logs shows signs of brake blending. Time, Station of Fault & Distance to Stopping Point: 1) 0816hrs, LVR2 2) 0812hrs, ALJ2 ~~~~~ FOUND 1556 BOGIE 1 U BLE TO REACH O BAR AT COAST.SWAP BCP 1 FROM TRANFER TO BCP 2 FAULT TRANFER C/O FAULTY BCP.FUNCTION CHECK OK ALL BRAKE ABLE TO REACH O BAR.FARHAN 12.04.2022