Train encountered power fault at car rear M1 while arriving station. Reset at LKS2, BNL2, PNR2 - fau lt unable to reset. Train powering - ok. ~~~~~ ER data download on KSF 5 card. Fault code: 108, 820, 821, 827. Car 1668 replaced 2 pcs CHR 2 burnt resistors. Conduct depot testing and found no occurrence of power fault. N.AMutalib //01.11.20. ---------------------