Datasheet

18 Chapter 3
Operation
Impedance Analyzer Setup
Impedance Analyzer Setup
Before beginning measurements, you should perform the adapter setup to extend
the calibration plane from the surface of the four-pair terminal to the tip of the
probe. Also refer to the operation manual of the Impedance Analyzer for more
information on the adapter setting.
NOTE For adapter setup, use the furnished short and load devices.
CAUTION When handling the 42941A, care must be taken not to give it any mechanical
shock, which may cause damage to the fixture. Never give any mechanical shock
to the probe.
Adapter Setup
Connect the 42941A to the Impedance Analyzer as shown in Figure 1-1 and
perform the adapter setup described below.
1. More than 30 minutes warm-up time is required after turning on the Impedance
Analyzer.
2. Press [Cal] key to bring up the Calibration Menu.
3. Press ADAPTER [ ] key to bring up the Adapter Setup Menu. [ ] should
indicate current settings.
4. Select PROBE 42941A. When selected, the softkey label will be underlined.
5. Press SETUP key to bring up the Adapter Setup Menu.
6. Leave the 3.5-mm port of the 42941A open (no connection). There is no OPEN
standard for the
42941A.
7. Press PHASE COMP [-] key to start the phase compensation data measurement.
About 1 minute later, phase compensation data measurement is completed and
the softkey label changes to PHASE COMP [DONE].
8. With nothing connected to the 3.5-mm port, press OPEN [-] key to start open
data measurement.
When the open data measurement is completed, the softkey label
changes to OPEN
[DONE].
9. Connect the SHORT to the 3.5-mm port.
10. Press SHORT [-] key to start the short data measurement.When the short data
measurement is completed, the softkey label changes to SHORT
[DONE].
11. Remove the SHORT from the 3.5-mm port of the 42941A. Then connect the
LOAD to the 3.5-mm port.
12. Press LOAD [-] key to start the load data measurement. When the load data
measurement is completed, the softkey label changes to LOAD
[DONE].
13. Press done key.