Hughes Network Systems HN9000, Руководство по установке, Страница: 39 / 154

Antenna size B code
1.8 m 1804
For the HN9000 modem, select 0.74 m or 0.98 m antenna size only.
• C code – ODU power
Nominal ODU power C code
1 W 000103
2 W 000200
4 W 000406
10 W
001004
Power booster unit
For the HN9000 modem, select 1 W or 2 W ODU power only.
• U code – Select the U Code (Satellite ID) shown on the Installation Reference Sheet.
The A, B, C, and U code fields each have a drop-down menu for easier and more accurate
data entry. Make your selections from these menus. You can type your own value in the
space that reads,
Enter Your Own Value —but do this only if you are specifically instructed
to do so by Hughes Installer Support .
Note: You can clear previously entered installation information by clicking Control
in the screen’s left panel, and then clicking Clear Terminal Install . A message warns
that this operation could make the modem inoperable. Execute this command only
if you are confident you know what to expect. The modem reboots, and all fields are
cleared.
5.
Enter the site latitude and longitude values from your GPS receiver, in degrees and minutes
to three decimal places.
Figure 15: Fields where latitude and longitude are entered
The modem’s installation software uses the site latitude and longitude to determine the uplink
and downlink cells to which the modem will be assigned and the uplink polarization setting
on the radio assembly (LHCP or RHCP).
You must enter the latitude and longitude in the format shown in Figure 15: Fields where
latitude and longitude are entered on page 23:
• Latitude: DD MM.MMM
• Longitude: DDD MM.MMM
Enter
degrees
in whole numbers only, with no decimals. Degrees latitude is 1 or 2 digits (0
– 90° north or south). Degrees longitude is 1 – 3 digits (0 – 180° east or west). Examples of
degrees correctly entered:
5
,
05
,
42
or
112
Enter minutes as a whole number plus a decimal fraction to three places (thousandths) with
no seconds. Examples of minutes correctly entered:
23
HN9000 Satellite Modem Installation Guide
1037576-0001 Revision E
Chapter 3 Installing the satellite modem