Preparing For A Measurement; Selecting Measurement Mode; Connecting A Power Sensor - JDS Uniphase CellAdvisor JD720C Series User Manual

Preparing for a measurement

Selecting measurement mode

Procedure
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Connecting a power sensor

Connecting an external power sensor is mandatory for power measurements in the RF
Power Meter mode. There are two kinds of external power sensors: directional or terminating.
You can choose one depending on the type of transmission power signal to be measured.
See "RF power sensors" on page 169 for available options.
Procedure
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Figure 63
Press the MODE hard key and then select the Single Layout tab.
Double-tap the RF Power icon.
Plug in your external power sensor to one of the USB Host ports or to the Serial port of the
JD720C series as needed, depending on the type of the power sensor.
The instrument detects and initializes it automatically and displays its model number and type.
If you connect either of the JD72450551 and JD72450552 serial power sensors, tap the Initialize
button on the screen to proceed with initializing your connected power sensor manually.
Optional. To check the connected power sensor's device information such as model number, type,
serial number, and FW version, complete the following steps:
a Press the SETUP hard key and then touch the Device Information tab.
The Device Information window appears as shown in Figure 63.
b Tap the Cancel button to exit.
Device information window for RF power measurements
CellAdvisor JD720C Series User's Manual
Chapter 13 RF Power Testing
105