HP 34401A User Manual page 175

Chapter 5 Error Messages
Execution Errors
-221 Settings conflict
This error can be generated in one of the following situations:
You sent a CONFigure or MEASure command with autorange enabled
and with a fixed resolution. Example: CONF:VOLT:DC DEF,0.1
You turned math on (CALC:STAT ON) and then changed to a math
operation that was not valid with the present measurement function.
For example, dB measurements are not allowed with 2-wire ohms.
The math state is turned off as a result of this condition.
Data out of range
-222
A numeric parameter value is outside the valid range for the command.
Example: TRIG:COUN -3
Too much data
-223
A character string was received but could not be executed because the
string length was more than 12 characters. This error can be generated
by the CALibration:STRing and DISPlay:TEXT commands.
-224 Illegal parameter value
A discrete parameter was received which was not a valid choice for
the command. You may have used an invalid parameter choice.
Example: CALC:FUNC SCALE (
-230 Data stale
A FETCh? command was received but internal reading memory was
empty. The reading retrieved may be invalid.
-330 Self-test failed
The multimeter's complete self-test failed from the remote interface
(*TST? command). In addition to this error, more specific self-test errors
are also reported. See also "Self-Test Errors," starting on page 179.
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is not a valid choice).
SCALE