TM 5-6675-318-14
Table 4-21. CODE DESCRIPTIONS - Cont
To enter a new longitude, enter the degrees,
minutes, and seconds, with a space
between degrees and minutes,
and between minutes and seconds. Use the change
sign(+/-)key to change from E (east) to W (west) or vice versa Use a decimal point
between seconds and fractions of seconds.
Press the enter (E) key.
New Longitude
Code 23, Display and/or Enter Height Estimate
Enter code 23 to display or enter the input height in meters of the antenna. The
display initially appears as shown.
The user may select the height entry mode as
either the geodetic height (HT) or the elevation above mean sea level (EL). Press
the +/- key to select the desired height entry mode, then press the enter (E) key.
The elevation mode should be used only when the geodetic height is unknown.
Initial Height Entry Mode
If the geodetic height mode was selected, enter the estimated height in meters of
the antenna reference point above the reference ellipsoid for the satellite datum.
The antenna reference point is marked by a red band on the antenna/preamplifier
unit. Then press the enter (E) key.
Geodetic Height
If the elevation mode was selected, enter the estimated elevation in meters of the
antenna reference point above mean sea level. Then press the enter (E) key.
4-117
