Nautel GV3.5, Operation & Maintenance Manual, Page: 134 / 251

GV5/GV3.5 OPERATIONS & MAINTENANCE MANUAL OPERATING THE TRANSMITTER
VERSION 0.2 2014-07-23 PAGE 3.2.117
Setting Exciter TCXO Offset
NOTE
: You can also adjust the exciter TCXO offset value using the AUI (see Exciter TCXO, on page
3.2.105 ).
To view the conroller UI’s Exc TCXO screens (see Figure 3.2.100 ), select
System Settings ->
Calibration
from the
Main Menu
.
Figure 3.2.100: Exc TCXO screens
Use the up or down arrow to place the cursor next to TCXO Offset, then press the accept (checkmark)
button to enter the
TCXO Offset
screen. Use the up and down arrows to set the TCXO offset value (in
ppm) for the external 10 MHz source. When complete, press the accept (checkmark) button to save the
change. Press cancel (
X ) to discard changes and return to the previous menu.
From the
Exc TXCO
menu, press the down arrow to place the cursor next to Run TCXO Cal, then press
the accept (checkmark) button to enter the Run TCXO Cal screen. The calibration routine will begin
when the external 10 MHz source is connected.