Agilent Technologies 34901A User Manual page 319

Chapter 6 Error Messages
Calibration Errors
NOTE: The following error messages indicate possible hardware
failures within the instrument. If any of the following errors occur,
contact your nearest Agilent Service Center for repair.
710 Cal: full scale correction out of range
720 Cal: DCV offset out of range
721 Cal: DCI offset out of range
722 Cal: RES offset out of range
723 Cal: FRES offset out of range
724 Cal: extended resistance self cal failed
725 Cal: 300V DC correction out of range
730 Cal: precharge DAC convergence failed
731 Cal: A/D turnover correction out of range
Cal: AC flatness DAC convergence failed
732
733 Cal: AC low frequency convergence failed
734 Cal: AC low frequency correction out of range
735 Cal: AC rms converter noise correction out of range
736 Cal: AC rms 100th scale correction out of range
740 Cal data lost: secure state
741 Cal data lost: string data
742 Cal data lost: DCV corrections
743 Cal data lost: DCI corrections
744 Cal data lost: RES corrections
745 Cal data lost: FRES corrections
746 Cal data lost: AC corrections
747 Config data lost: HP-IB address
748 Config data lost: RS-232
749 DMM relay count data lost
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