HP E4418B Programming Manual page 382

Bis 6 is set when the following condition occurs (HP E4419B only):
These bits are cleared when no errors or events are detected by the power
meter during a measurement covering the causes given for it to set.
Syntax
HP E4418B/E4419B Programming Guide
• Channel A requires zeroing
• Channel B requires zeroing
STAT :QUES
STATus:QUEStionable:POWer[:SUMMary]
:POW :SUMM
STATus Subsystem
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