Agilent Technologies E5071C Manual page 549

E5071C
72
Valid power
sensor not
found. No valid
sensor is
connected to
the power
meter.
75
Valid signal
generator not
found. No valid
external signal
source is
connected.
776
mixer calibration.
It also occurs when inoperable
power meter is connected or an
unspecified power sensor is set
using :SYST:COMM:PSEN command.
Ensure the connection of the power
meter, GPIB addresses and power
supply.
This error occurs when no power
sensor is connected to the specified
channel of the power meter, during
the measurement for power
calibration data or for that in scalar-
mixer calibration.
Ensure the connection of the power
sensor.
This error occurs when the specified
type of external signal source is not
connected to the specified GPIB
address, though the control of the
external signal source is enabled
(SENS:OFFS:LOC:STAT ON and
SENS:OFFS:LOC:CONT ON).
It also occurs when USB/GPIB
interface is set but not connected.
Ensure the external signal source
and the connection of USB/GPIB
interface.