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Model 1278K Mobile VSAT Antenna System 8 Operation and Maintenance Manual
Change Polarization:
Setting the POLARITY (horizontal or vertical downlink):
1. From the READY screen, press “÷” three times to move to the POLARITY screen.
2. The blinking cursor will be over “HorzDN” or “VertDN”.
2.1 Press “+” to change the downlink polarity from H to V.
2.2 Press “ENTER” to save the value.
Changing the REF Satellite: (In case of blockage of pre-programmed REF satellite)
1. From the READY screen, press “÷” once to move to the “REF satellite screen”.
2. The blinking cursor will be over the primary REF satellite’s Xd longitude.
3. Press “+” to scroll through the list of REF satellites.
4. Press “ENTER” to save the newly selected REF satellite. (Blinking cursor moves to the secondary
REF satellite’s Yd longitude.)
5. Press “+” to scroll through the list of REF satellites.
6. Press “ENTER” to save the second newly selected REF satellite.
Jogging the Antenna:
1. From the READY screen, press “MAIN” once to reach the USER SETUP screen.
2. From the USER SETUP screen press “÷” once to move to JOG.
3. Press “ENTER” to move the cursor to the speed item FAST or SLOW.
4. Press “+” to change from FAST to SLOW as desired.
5. Press “ENTER” to move the cursor to the desired axis (A is AZ, E is elevation, P is pol).
6. Press START/STOP button to activate the motors. (The “jog” displayed in the upper left will change
to upper case.)
7. Press “+” or “-“ to move the axis one unit. (One unit in FAST is 1.0 degrees and one unit in SLOW
is 0.2 degrees.)
8. Press and hold “+” or “-“ to move the axis continuously. (“+” moves AZ clockwise as view from the
top, EL up and POL clockwise as viewed from behind the reflector.)
9. The index displayed next to each axis counts up or down 1 unit each time the “+” or “-“ is pressed.
If the index reaches 99 or –99, the axis will not move any further. Press START/STOP button twice
to reset the index.
Note: The controller will automatically acquire the either Satellite A or Satellite B depending upon which is
selected in step 2 above.
THE FOLLOWING FUNCTIONS ( * ) REQUIRE A CHANGE IN PASSWORD (CODE 13) IN THE TracStar
Systems CONTROLLER:
1. From the READY screen, press “MAIN” twice to get TECH SET UP screen.
2. Press the “+” button until it reads 13 and then press “ENTER” to save the code.
3. Press “MAIN” once to get back to the READY screen.
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