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HP 34970A - 34901A module NVRAM error 913
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Topic: HP 34970A - 34901A module NVRAM error 913 (Read 1534 times)
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mzzj
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HP 34970A - 34901A module NVRAM error 913
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August 24, 2018, 08:18:36 am »
Got old HP datalogger that shows error 913 "Module reported nonvolatile memory fault".
FAult seems to follow the 20-channel 34901A module.
Anyone fixed one of these? I'm guessing I'd need to replace the 24C04 NVRAM chip (and possibly calibrate the thermocouple CJC)
https://www.eevblog.com/forum/repair/agilent-34901-mux-card-for-34970-daq-unit/
Anyone got a 34901A FRAM dump?
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