Performance Test & Calibration
Manual 20791, Rev. C, June 2001 4-11
4.3.5 GPIB/Private Port Check
1. Connect the 12720A GPIB port to the GPIB/Private Port on the rear of the 8003 (or one of the
other supported sweepers listed in section B.3.3).
2. Determine the GPIB address of the 12720A. Press the CONFIG button located on the front panel.
Press the GPIB softkey next to the GPIB display. Read the GPIB address on the GPIB Parameters
Menu.
3. Enter the address obtained in Step 2 as the Source Address on the 8003.
[CONFIG] [GPIB DEVICES]
[SOURCE ADDRESS] [nn]
[ENTER]
4. Check that the 8003 recognizes the sweeper by verifying that sweeper dependent softkey selections
on the 8003 (such as “Power”) are NOT dark blue.
[POWER]
[Softkey labels are green or blue]
4.3.6 Sweep in Connector Check
1. Connect the Sweep Out connection from the sweeper to the Sweep In on the 8003.
2. Configure the 8003 to be in the Graph/Swept Mode.
[DISPLAY] [GRAPH]
[DEFINE] [SWEPT]
3. Select a swept time of 1 second.
[SWEEP TIME] [1] [S]
4. Calibrate the Sweep Ramp.
[CONFIG] [CAL SWP RAMP]
5. Display Channel and Autoscale.
[CH 1] [SCALE]
[Autoscale]
6. Disconnect, and then connect the BNC cable to the Sweep In connector on the 8003.
7. Observe that the trace is being swept only when the BNC cable is connected.
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