Step 2. Select the first voltage calibration point and enter the data.
Front Panel Menu Reference SCPI Command
Display shows: “Enter P1 measured data” Enter the data from the external
DMM. Press Selectwhen done.
CAL:LEV P1
*OPC?
CAL:DATA <data>
Step 3. Select the second voltage calibration point and enter the data.
Front Panel Menu Reference SCPI Command
Display shows: “Enter P2 measured data”Enter the data from the external DMM.
Press Selectwhen done.
Press Next to finish calibration.
CAL:LEV P2
*OPC?
CAL:DATA <data>
Step 4. Repeat steps 1 through 3 for the 6 V positive limit range. This time, select the Low range.
Auxiliary Voltage Measurement - Models N6781A, N6785A
Step 1. Connect the auxiliary input terminals to the output terminals of model N6781A. Also connect
the voltage input of the Keysight 3458A to the output terminals of model N6781A (see Cal Setup E).
Step 2. Select the auxiliary voltage measurement input of output 1.
Front Panel Menu Reference SCPI Command
From the Calibration menu, select Voltage, Aux Measurement. Then select Start. CAL:VOLT:MEAS:AUX (@1)
Step 3. Select the first voltage calibration point and enter the data.
Front Panel Menu Reference SCPI Command
Display shows: “Enter P1 measured data” Enter the data from the external DMM.
Press Selectwhen done.
CAL:LEV P1
*OPC?
CAL:DATA <data>
Step 4. Select the second voltage calibration point and enter the data.
Front Panel Menu Reference SCPI Command
Display shows: “Enter P2 measured data” Enter the data from the external DMM.
Press Selectwhen done. Press Next to finish calibration.
CAL:LEV P2
*OPC?
CAL:DATA <data>
Step 5. Select the third voltage calibration point for the negative range and enter the data. This value
should be negative.
8 Verification and Calibration
402 Keysight N6705C Operating and Service Guide