Picotest M3500A User Manual page 135

531 Insufficient memory
There is not enough memory to store the requested number of readings
in internal memory using the INITiate command. The product of the
sample count (SAMPle:COUNt) and the trigger count (TRIGger:COUNt)
must not exceed 512 readings.
532 Cannot achieve requested resolution
The multimeter cannot achieve the requested measurement resolution.
You may have specified an invalid resolution in the CONFigure or
MEASure command.
540 Cannot use overload as math reference
The multimeter cannot store an overload reading (9.90000000E+37) as
the math reference for null or dB measurements. The math state is
turned off as a result of this condition.
550 Command not allowed in local
The multimeter received a READ? Command while in the local mode.
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