Orbit OceanTRx7 Technical Notes
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Orbit OceanTRx7 Technical Notes

Maritime stabilized vsat system
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OceanTRx7
TM
Maritime Stabilized VSAT System
Technical Note
RF Feed's
Document: TEC32-1664-003,
September 2013
COMMUNICATION WITHOUT BOUNDARIES
Orbit Communication Systems Ltd. P.O.B. 42504, Israel, Tel: +(972) 9 892 2777, Fax: +(972) 9 885 5944 www.orbit-cs.com

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  • Page 1 OceanTRx7 Maritime Stabilized VSAT System Technical Note RF Feed’s Document: TEC32-1664-003, September 2013 COMMUNICATION WITHOUT BOUNDARIES Orbit Communication Systems Ltd. P.O.B. 42504, Israel, Tel: +(972) 9 892 2777, Fax: +(972) 9 885 5944 www.orbit-cs.com...
  • Page 2 Orbit Communication Systems Ltd. makes no warranty of any kind in regard to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose.
  • Page 3 Revision History and Control Revision History Rev # Modified by Date Comments Albert September 24, 2013 New Release TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note...
  • Page 4 About this Manual This manual is designed to guide you through the procedures required for maintaining the RF FEED for the OceanTRx7™ Maritime Satellite Communication System. Text Conventions Style Indicates Example Text Contents Normal descriptive text Text System Status Words or figures that appear on the...
  • Page 5 Effective Releases This document is effective for both ORBAND™(AL-7107) and OceanTRx7™ Maritime Satellite Communication System. For a description of the changes between ORBAND™ and OCEANTRX7™, refer to the OceanTRx7™ Maritime Satellite Communication System Release Notes TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note...

  • Page 6: Table Of Contents

    Installing the RF Feed (KU band) ................25 Configuration ......................... 28 Verification test ......................29 Appendixes ........................30 Appendix A- KU Sub reflector installation............... 30 Appendix B- KU Sub reflector removal..............32 TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note...

  • Page 7: Introduction

    The following table provides the torque that should be used when tightening screws of the listed types, as relevant. Table ‎ 1 -1: Torque Values Screw Type Torque 10.2 1.35 TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 1 of 33...

  • Page 8: Rf Feed Description

    POL SKEW SERVO Polarity MOTOR Figure ‎ 1 -1: RF Feed (C band) FEED HORN RF RONT END POL SKEW SERVO MOTOR Figure ‎ 1 -2: RF Feed (KU band) TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 2 of 33...

  • Page 9: Spare Kit Contents

    53N-50-0-4 N type to N type 90° adapter E11000055 RF CABLE STR N-TYPE PLUG 2.1M 18GHz CF106P TEC32-1664-003 TECH NOTE FOR OceanTRx7-300 FEEDs TW-191 PKG BOX 505X380X160 AL7200-SDU Table ‎ 1 -3: Spare Part Kit Contents (C Feed Cir) KIT32-1664-021-SP...
  • Page 10 PKG BOX FOR FEED C/Ku-Band LONG/SHORT AL-7107 K01000061 PKG BOX 590x315x290 FOR FEED SUB REFL. Ku 7107 L00727008 FEED Ku-Band LINEAR X-POL W/O LNB TEC32-1664-003 TECH NOTE FOR OceanTRx7-300 FEEDs Table ‎ 1 -6: Spare Part Kit Contents (KU Feed) KIT32-1664-041-SP Description Quantity K01000023...

  • Page 11: Required Tools And Parts

    The following table provides a list of tools and customer-supplied parts that are needed to perform the procedures in this Technical Note. Table ‎ 1 -8: Required Tools and Parts Tool/Part Name Notes Figure Tie cutter Cable ties Allen keys: 3,4,5 and 6mm Pliers TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 5 of 33...

  • Page 12: Preliminary Procedures

    (125 VAC / 250 VAC). Therefore, there still exists live voltage at the Utility Outlet after disconnecting the power supply to the ADE using the Mains Power On/Off Switch. Only qualified and authorized personnel are allowed to carry out system service/maintenance procedures. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 6 of 33...

  • Page 13: Replacing The Rf Feed (C Band)

    RF FEED. Once plate’s position is set properly, step into the RADOME. Step 2 Using a 4mm Allen key, remove the two screws securing the FEED HORN to its plate. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 7 of 33...
  • Page 14 Remove the FEED HORNS PLATE. Step 5 Position the FEED HORN’S ball bearing, to face up. Reason: When pulling the RF FEED module out, it needs to safely pass through gap. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 8 of 33...
  • Page 15 Step 7 Cut carefully the tie wrap binding the MOTOR and the ENCODERS cables. Step 8 Disconnect the three RF FEEDS cables from its SERVO DRIVER. Gently unlock plugs before pulling. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 9 of 33...
  • Page 16 RF cables rail. Mind the cables direction on the rail, you will need to put them back the exact same way. Step 11 Disconnect the F-Type cable from the LNB connector. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 10 of 33...
  • Page 17 Carefully roll the two RF cables. Use a tie wrap to temporarily secure them. Step 14 Remove the two safety pins from the FEED ASSEMBLY. Remove the two SPLIT PINS securing the safety pins. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 11 of 33...
  • Page 18 While your assistant firmly supports the RF FEED ASSEMBLY, use a 6mm Allen key, to remove the last two Allen screws securing it. The RF FEED ASSEMBLY is heavy. Its weight is: 17kgr! TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 12 of 33...

  • Page 19: Installing The Rf Feed (C Band)

     To Install the RF Feed (C Band): Step 1 Carefully mount the new RF FEED ASSEMBLY in its place on the DISH ASSEMBLY. Mind the FEED HORN’S ball bearing. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 13 of 33...
  • Page 20 Use a 6mm Allen key to tighten the four Allen screws. Step 4 Use a 6mm Allen key to tighten the last three Allen screws securing the RF FEED ASSEMBLY. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 14 of 33...
  • Page 21 RF connector. Mind the RF connectors pin. Step 7 Atache the described three tie wraps to the rail. Assuring the RF cables will move freely while staying on rail. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 15 of 33...
  • Page 22 Use one tie wrap to secure the RF cables to the RF FEED surface. Step 10 Gently rotate the RF FEED all the way to the left and to the right. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 16 of 33...
  • Page 23 The cable wires are delicate – use caution. Make sure the plugs lock. Step 12 Use tie wraps to secure the RF FEEDS cables. Ensure tight connectivity between cables shield and tie wrap holder. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 17 of 33...
  • Page 24 Once plate’s position is set properly, step into the RADOME. Step 14 Relocate the FEED HORNS PLATE in its place. Step 15 Hand tight the FEED HORN three Allen screws. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 18 of 33...
  • Page 25 Step 17 Using a 5mm Allen key, tighten the hidden screw securing the FEED HORNS PLATE. Step 18 Gently, hand rotate the RF FEED to make sure it rotates freely. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 19 of 33...

  • Page 26: Replacing The Rf Feed (Ku Band)

    From outside the RADOME, turn the antennas plate to face the hatch so you have access to the antennas RF Feed. Once plate’s position is set properly, step into the RADOME . TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 20 of 33...
  • Page 27 RF FEED (KU BAND) back. Once plate’s position is set properly, step into the RADOME. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 21 of 33...
  • Page 28 Disconnect the three RF FEEDS cables from its SERVO DRIVER. Gently unlock plugs before pulling. Step 6 Cut carefully the tie wrap binding the RF cables to the RF FRRD. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 22 of 33...
  • Page 29 RF FEED ASSEMBLY to the DISH ASSEMBLY. Step 10 While your assistant firmly supports the RF FEED ASSEMBLY, use a 6mm Allen key, to remove the four Allen screws securing it. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 23 of 33...
  • Page 30 The RF FEED ASSEMBLY is heavy. Step 11 Carefully, remove the RF FEED ASSEMBLY from the DISH ASSEMBLY. Mind the FEED HORN. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 24 of 33...

  • Page 31: Installing The Rf Feed (Ku Band)

    DISH helps mounting the RF FEED HORN to its proper position. Mind the RF FEED’S HORN. Step 2 Using a 4mm Allen key, tighten four of the RF FEED ASSEMBLY’S, Allen screws. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 25 of 33...
  • Page 32 Step 5 Connect the F-Type cable to the LNB. Mind the RF connectors pin. Step 6 Connect the three RF FEEDS cables to its SERVO DRIVER. Make sure plugs locked. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 26 of 33...
  • Page 33 RF FEED. Once plate’s position is set properly, step into the RADOME. Step 9 Using a 4mm Allen key, tighten the two screws securing the FEED HORN to its plate. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 27 of 33...

  • Page 34: Configuration

    5 Configuration  To Configure the System: OceanTRx7™ Installation and Operation Manual 1. Start up the system (see the instructions). 2. Activate the MTSLINK application. 3. Open the Config menu and select System type. The following menu will open, select: a) C for C-Band Feed.

  • Page 35: Verification Test

    To make sure the technical process completed successfully click on Test Traj Make sure no error messages appear in the System Messages window. Acquire satellite and verify you have proper AGC. Verify the Modem Rx EbNo and TX power with NOC. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 29 of 33...

  • Page 36: Appendixes

    RF Feed. Step 2 Step into the RADOME and mount the KU SUB REFLECTOR to its place. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 30 of 33...
  • Page 37 Step 5 Use an Allen key to tighten the two described Allen screws securing the KU SUB REFLECTOR. Step 6 Cut the four temporary tie warps used in Step 3. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 31 of 33...

  • Page 38: Appendix B- Ku Sub Reflector Removal

    KU SUB REFLECTOR using four tie warps. Step 3 Step outside the RADOME and turn the antennas DISH so you have access to the antennas RF FEED from outside. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 32 of 33...
  • Page 39 KU SUB REFLECTOR, cut the four temporary tie warps used in Step 2 and remove the KU SUB REFLECTOR. The KU SUB REFLECTOR is heavy. TEC32-1664-003 OceanTRx7™ RF Feed’s Technical Note Page 33 of 33...

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