Installation
ST94-21 C/Ku-Band TVRO
3-28
3.13.
Power-Up
Verify that all shipping straps and restrains have been removed prior to energizing the antenna.
When all equipment has been installed, turn ACU Power and Antenna power ON. The ACU will initially sequentially
display:
“SEA TEL – MASTER and DAC-2202 VER 6.xx” followed by,
“SEA TEL – RCVR and SCPC VER 5.xx” followed by,
“SEA TEL – IO MOD and COMMIF VER 1.xx” followed by,
“SEA TEL – REMOTE and INITIALIZING”. After initialization, the bottom line of the remote display will display
the antenna model number and the software version from the PCU.
Energize and check the other Below Decks Equipment to verify that all the equipment is operating. You will need to
assure that the ACU is setup correctly and that the antenna acquires the correct satellite before you will be able to
completely check all the below decks equipment for proper operation.
3.14.
Cable Terminations
3.14.1.
At The Radome
The TX and RX, or TVRO IF, cables must be inserted through the cable strain reliefs at the base of the radome.
Apply RTV to the strain relief joints and tighten the compression fittings to make them watertight. Attach the
pedestal cable adapters to the TX and RX, or TVRO IF, cables from below decks. Refer to the System Block
Diagram.
AC Power cable for the Antenna Pedestal and RF Equipment is routed into the AC Power Breaker box and
connected to the breaker terminals.
Sea Tel recommends that separate, dedicated, AC Power be provided for the Marine Air Conditioner (Do NOT
combine with the AC Power provided for the Antenna Pedestal and RF Equipment). This AC Power cable is
routed into the Marine Air Conditioner and terminated to the AC terminals inside.
3.14.2.
ACU & TMS
To Connect AC Power, Gyro Compass Connection and IF Input refer to the Antenna Control Unit manual.
Installation of optional (remote) Pedestal, and /or Radio, Monitor & Control connection(s) from a PC
Computer are also contained in the ACU manual.
3.14.3.
Other BDE Equipment
Refer to the vendor supplied manuals for installation of the other below decks equipment.
3.15.
Final Assembly
3.15.1.
Remove Stow Braces/Restraints
Remove the restraints from the antenna and verify that the antenna moves freely in azimuth, elevation, and
cross level without hitting any flanges on the radome.
3.15.2.
Verify all assembly and Wiring connections
Verify that all pedestal wiring and cabling is properly dressed and clamped in place.
3.16.
Power-Up The ADE
Turn Pedestal AC power breaker ON.
3.16.1.
Initialization
Turn the pedestal power supply ON. The PCU will initialize the stabilized portion of the mass to be level with
the horizon and at a prescribed Azimuth and Elevation angles. The antenna will go through the specific
sequence of steps to initialize the level cage, elevation, cross-level and azimuth to predetermined starting
positions. Each phase must complete properly for the antenna to operate properly (post-initialization). Refer
to the initialization text in the Troubleshooting section in this manual. Observe the Initialization of the
antenna pedestal.
EAR Controlled - ECCN EAR99
Summary of Contents for ST94-21
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