Nautel NX5 AM, Operation & Maintenance Manual

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NX5 OPERATION & MAINTENANCE MANUAL OPERATING THE TRANSMITTER
VERSION 0.1 2015-08-01 PAGE 3.2.139
Figure 3.2.121: LCD Settings Editing Screens
Run TCXO Calibration
NOTE
: You can also adjust the exciter TCXO offset value using the remote AUI (see Exciter Clock
Calibration, on page 3.2.130 ).
To view the front panel UI’s Run TCXO Cal screen (see Figure 3.2.122 ), select
System Settings -> Run
TCXO Cal
from the
Main Menu
. The calibration routine will begin when the external 10 MHz source is
connected.
Figure 3.2.122: Run TCXO Cal screen
Select disabled (i.e., no timeout) or select a time period
between 0 and 1800 seconds (30 minutes) (in 5 s increments).
Press the cancel (
X ) button to discard changes and return to
the previous menu. Default setting is 900 s (15 minutes).
Select a time period between 1 and 60 minutes (in 1 minute
increments). Press the cancel (
X ) button to discard changes
and return to the previous menu. Default setting is
10 minutes.
Select a value between 0 and 100% (in 5% increments). Press
the cancel (
X ) button to discard changes and return to the
previous menu. Default setting is 100%.
Select a value between 50 (lighter contrast) and 200 (darker
contrast) (in increments of 5). Press the cancel (
X
) button to
discard changes and return to the previous menu. Default
setting is 100.