Nautel GV5, Operation & Maintenance Manual, Page: 34 / 251

GV5/GV3.5 OPERATIONS & MAINTENANCE MANUAL OPERATING THE TRANSMITTER
VERSION 0.2 2014-07-23 PAGE 3.2.17
Controller Front Panel
The controller’s front panel has a user interface (UI) featuring a 4 x 20 character graphic LCD display
(see
Figure 3.2.9 on page 3.2.18 ). The UI can be controlled by its adjacent keypad. The UI contains a
menu-based series of pages that serve specific functions. Similar interfacing, as well as more advanced
functionality, is available on the AUI (see
Advanced User Interface (AUI), on page 3.2.9 ). The controller
front panel also has push-button switches that allow RF on, RF off and local/remote selection (see
Navigational Buttons, on page 3.2.18 ).
LCD Display (UI)
This display shows all the UI screens. The display’s top level screen, used for viewing purposes only, is
shown in
Figure 3.2.8 .
Figure 3.2.8: Top Level Screens
The top level screen displays the following information:
 Line 1: current time, active preset (e.g., P1) and the transmitter’s actual forward power.
 Line 2: VSWR ratio and the transmitter’s reflected power level.
 Line 3: operating frequency and the desired power setpoint (or PA voltage and total PA
current).
 Line 4: active exciter’s forward power level and the total system reject power.
Press ‘up’ or ‘down’ button to
toggle between these two
screens. Upper screen
shows frequency and power
setpoint. Lower screen
shows PA V (PA voltage)
and I (total PA current).
Press ‘checkmark’ button to
go to Main Menu screen
(see
Figure 3.2.9 on page
3.2.18
).