HP E4418B Programming Manual page 108

Power Meter Remote Operation
Status Reporting
The condition bits are set and cleared under the following conditions:
Bit Number Meaning
3 POWer
Summary
8 CALibration
Summary
9 Power On
Self Test
1. HP E4419B only
1-84
EVENts Causing Bit Changes
This is a summary bit for the Questionable POWer
Register.
SET:
Error -230, "Data corrupt or stale"
Error -231, "Data questionable;Input Overload"
Error -231, "Data questionable;Input Overload ChA"
Error -231, "Data questionable;Input Overload ChB"
Error -231, "Data questionable;PLEASE ZERO"
Error -231, "Data questionable;PLEASE ZERO ChA"
Error -231, "Data questionable;PLEASE ZERO ChB"
Error -231, "Data questionable;Lower window log error"
Error -231, "Data questionable;Upper window log error"
CLEARED: When no errors are detected by the power
meter during a measurement covering the causes given for
it to set.
This is a summary bit for the Questionable CALibration
Register.
SET:
These may be caused by
CALibration[1|2]:ZERO:AUTO ONCE or
CALibration[1|2]:AUTO ONCE or
CALibration[1|2][:ALL] or
CALibration[1|2][:ALL]?.
Error -231, "Data questionable; ZERO ERROR"
Error -231, "Data questionable; ZERO ERROR ChA"
Error -231, "Data questionable; ZERO ERROR ChB"
Error -231, "Data questionable; CAL ERROR"
Error -231, "Data questionable; CAL ERROR ChA"
Error -231, "Data questionable; CAL ERROR ChB"
CLEARED: When any of the commands listed above
succeed and no errors are placed on the error queue.
SET: This bit is set when the power on self test fails.
CLEARED: When the power on self test passes.
HP E4418B/E4419B Programming Guide
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