Chapter 16 Analysis
126
CellAdvisor JD720C User's Manual
Using zoom zones
User-definable zones on frequency sub-bands enable visual identification of uplink and
downlink frequencies for compliance verification with a single measurement window.
You can use the Zoom function to have a closer look at the user-definable zoom zones in
different windows up to three zones. All the three zoom zones are turned off by default. It is
available for Reflection, 1 Port Cable Loss, 1 Port Phase, 2 Port Transmission, and 2 Port
Phase measurement in the single layout view.
Setting sub-band frequency
Procedure
1
Press the
SETUP
hard key and then touch the
Zoom
tab.
The zoom zone setting window appears as shown in
2
To enable a zoom zone, complete the following steps:
a
Select
On
in the
Zone [1|2|3]
pane.
b
Touch the
Start Frequency
input box and then enter a value.
c
Touch the
Stop Frequency
input box and then enter a value.
NOTE
You can change the sub-band frequencies later directly from the measurement screen
by using the Zone Start and Stop frequencies screen menu. See
3
To disable a zoom zone, select
Off
for the zoom zone.
4
Tap the
Apply
button in the lower-right corner of the screen to save and exit.
Figure 82
Zoom zone setting window
