User`s guide

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Chapter 5 Error Messages
Calibration Errors
747 (34970A only) Config data lost: HP-IB address
747 (34972A only) Calibration failed
748 (34970A only) Config data lost: RS-232
748 (34972A only) Cal checksum failed internal data
749 DMM relay count data lost
34970A Refresh UG.book Page 238 Wednesday, February 17, 2010 12:34 PM