u Fault Reset MethodsWhen a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the differentways to restart the drive.After the Fault Occurs ProcedureFix the cause of the fault, restart the drive, andreset the fault Press on the HOA keypad. F2F1ESCM MAUTO OFFENTERRESET-DRIVE-U1- 01=60.00Hz----------------U1- 02=60.00HzJOG FWD FWD/REV-Rdy-ALMDIGITAL OPERATOR JVOP-183HANDFreq Ref (OPR)Resetting via Fault Reset Digital Input DI-ooResetting via Fault Reset serial command.Close then open the fault signal digital input via thedigital input defined as Fault Reset (one of Z2-01through Z2-08 set to 34).Fault Reset SwitchDriveDI- Fault Reset Digital InputIG24 24V Common Digital Input CommonTurn off the main power supply if the above methods do not reset the fault. Reapply power after theHOA keypad display has turned off.When an “SC” error occurs, contact Yaskawa or a Yaskawa agent before cycling the power to the drive.ONOFF21Note: If the Run command is present, the drive will disregard any attempts to reset the fault. Remove the Run command or press “OFF” on theHOA keypad before attempting to clear a fault situation.6.8 Diagnosing and Resetting FaultsYASKAWA ELECTRIC SIEP YAIZ1B 01E YASKAWA AC Drive – Z1000 Bypass Technical Manual 2576 Diagnostics &Troubleshooting
