Agilent Technologies N1913a User Manual page 227

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Agilent N1913A/1914A EPM Series Power Meters User's Guide
Data questionable;CAL ERROR
Power meter calibration failed. The most likely cause is attempting to calibrate without
applying a 1 mW power to the power sensor.
Data questionable;CAL ERROR ChA
Power meter calibration failed on Channel A. The most likely cause is attempting to
calibrate without applying a 1 mW power to the power sensor.
Data questionable;CAL ERROR ChB
Power meter calibration failed on Channel B. The most likely cause is attempting to
calibrate without applying a 1 mW power to the power sensor.
Data questionable;Input Overload
The power input to Channel A exceeds the power sensor's maximum range.
Data questionable;Input Overload ChA
The power input to Channel A exceeds the power sensor's maximum range.
Data questionable;Input Overload ChB
The power input to Channel B exceeds the power sensor's maximum range.
Data questionable;Lower window log error
This indicates that a difference measurement in the lower window has given a negative
result when the units of measurement were logarithmic.
Data questionable;Upper window log error
This indicates that a difference measurement in the upper window has given a negative
result when the units of measurement were logarithmic.
Data questionable;ZERO ERROR
Power meter zeroing failed. The most likely cause is attempting to zero when some
power signal is being applied to the power sensor.
Data questionable;ZERO ERROR ChA
Power meter zeroing failed on Channel A. The most likely cause is attempting to zero
when some power signal is being applied to the power sensor.
Maintenance 9
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