4 Troubleshooting and Diagnostics
76 Keysight 34980A Service Guide
Calibration Errors
The following errors indicate failures that may occur during a calibration. Often,
performing the calibration again will clear these errors.
619 "Ohms 1 mA source failed"
620 "AC rms zero failed"
621 "AC rms full scale failed"
622 "Frequency counter failed"
623 "Cannot calibrate precharge"
624 "Unable to sense line frequency"
625 "I/O processor does not respond"
626 "I/O processor failed self-test"
Error Description
Error Description
701 "Cal security disabled by jumper"
702 "Cal: secured"
703 "Cal: invalid secure code"
704 "Cal: secure code too long"
705 "Cal: aborted"
706 "Cal: value out of range"
707 "Cal: signal measurement out of range"
708 "Cal: signal frequency out of range"
709 "Cal: no cal for this function or range"
710 "Cal: full scale correction out of range"
711 "Cal: cal string too long"
720 "Cal: DCV offset out of range"
721 "Cal: DCI offset out of range"
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