Drives Service & Support > PowerFlex 70 > Fault Finder

Fault Number : 105

Fault Display : Pwr Brd Chksum2

Fault Name : Power Board Checksum 2

Fault Type : 2 - Non-Resettable

Fault Description : The checksum read from the board does not match the checksum calculated.

Corrective Action : Reset defaults on the drive, cycle power to the drive. Make sure the drive goes completely dark for a few seconds at a minimum before powering the drive up again. If this fault reappears even after the reset defaults, then the main control board should be replaced.