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Scotty DA-42 MPP Rack Maintenance Manual

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DA-42 MPP Rack
Maintenance Manual

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Summary of Contents for Scotty DA-42 MPP Rack

  • Page 1 DA-42 MPP Rack Maintenance Manual...
  • Page 2 (the Software). Some products include unmodified software distributed under GNU General Public License (GPL); please contact SCOTTY for further information and source code. No liability for consequential damages. All rights reserved.

  • Page 3: Table Of Contents

    Table of Contents 1 Welcome.....................5 1.1 Welcome......................5 1.2 Customer Support....................6 2 System Description ................7 2.1 The SCOTTY DA-42 MPP System ..............7 3 Installation..................9 3.1 Components and Electrical Drawings ..............9 3.1.1 Antenna .....................10 3.1.2 Camera and Console .................10 3.1.3 IRS System....................11 3.1.4 SATCOM Rack..................11...

  • Page 5: Welcome

    SCOTTY! This manual has been designed to help you take full advantage of your SCOTTY solution. It is not only a comprehensive guide to the operation of the system, it also provides technical details, simple step by step instructions on how to perform the most common applications, and more.

  • Page 6: Customer Support

    Asia Pacific +63 2 833 7783 support.asiapac@scottygroup.com If you need urgent help for your SCOTTY solution, call the appropriate customer support number for your part of the world: Europe, Middle East, Africa Austria (GMT +1): +43 664 454 2827...

  • Page 7: System Description

    SCOTTY DA-42 MPP Rack 2 System Description 2.1 The SCOTTY DA-42 MPP System The SCOTTY Group and Diamond Airborne Sensing present a versatile and efficient surveillance solution: the SCOTTY/Diamond DA42 Multi-Purpose Platform (MPP). This twin-turboprop has been outfitted with an observation camera and a beyond line-of-sight satcom link.

  • Page 9: Installation

    This chapter outlines the installed components and their connections. If spare parts are required, these can be ordered by using the appropriate SCOTTY part number as listed below in the diagrams; the part numbers are in the format “SDxxxxxxx”. Figure 2 shows an overview of all subsystems as outlined in the previous chapter.

  • Page 10: Antenna

    SCOTTY DA-42 MPP Rack 3.1.1 Antenna The antenna subsystem is shown in Figure 3. The antenna, which is controlled by the SATCOM Rack, tracks the best available satellite of the INMARSAT network. . SATCOM Rack Antenna Control SD205604A A20/J19 SATCOM Rack...

  • Page 11: Irs System

    Figure 5 IRS Subsystem Diagram 3.1.4 SATCOM Rack The central unit of the overall SCOTTY DA-42 MPP System is the SCOTTY SATCOM Rack, shown in Figure 6, part number SD205198A. It receives the video from the video subsystem, gets the aircraft position from the IRS subsystem, and controls the satellite antenna.
  • Page 12 Video Splitter A18/2 VIDEO IN 1 A1/J1 Z470 Intercom DA42MPP SD205591A A1/J2 A1/X1 SPARE +28VDC SATCOM Computer Ground DA42MPP Ground SD205646A VIDEO VIDEO AUDIO AUDIO USB1 IN 2 LINE IN LINE OUT Figure 6 SCOTTY SATCOM Rack DA-42 MPP Diagram Maintenance Manual...

  • Page 13: Mechanical Drawings

    SCOTTY DA-42 MPP Rack 3.2 Mechanical Drawings This chapter shows the mechanical drawings of the SCOTTY SATCOM Rack. For mechanical drawings of the other components, refer to the documentation of the corresponding equipment. Figure 7 displays the outline of the rack.
  • Page 14 SCOTTY DA-42 MPP Rack Figure 7: SCOTTY SATCOM Rack DA-42 MPP Outline Drawing Maintenance Manual...
  • Page 15 SCOTTY DA-42 MPP Rack Figure 8: SCOTTY SATCOM Rack DA-42 MPP Connectors Drawing Maintenance Manual...

  • Page 17: Diagnostics

    The field System shows the time and date of the transceiver. Flight Information displays the current IRS information, as received by the transceiver from the SCOTTY IRS system. Please note that the Heading displayed is the true heading, not the magnetic heading.
  • Page 18 SCOTTY DA-42 MPP Rack The status of the four channels is shown in the section Channels: The column Status displays the current status of each channel, like “orr” (registration in progress), “no call” (channel is idle), “data” (data call), or “no dial”...

  • Page 19: Fault Isolation

    SCOTTY DA-42 MPP Rack 4.2 Fault Isolation 1. Go through the troubleshooting steps defined in the “DA-42 MPP Rack Maintenance Manual”, part number SD205864A. 4.2.1 Boot Up Issues If the system does not boot up, check following points: 1. Check the power LED of the computer system.
  • Page 20 SCOTTY DA-42 MPP Rack 10. If Status indicates “no call”, even when dialing up a connection, check the ISDN of the SATCOM Computer system. 11. If the Status changes to “data” when placing a call, but the call does not connect, check the INMARSAT registration: a.

  • Page 21: Setup

    In case the configuration has been damaged, follow these directions. 1. Start the SCOTTY EMS HSD software and open the Terminal window. See chapter 4.1 “EMSHSD SW” for details. Alternatively, use a terminal emulation program like HyperTerm with 19200 Baud, 8N1 2.
  • Page 22 SCOTTY DA-42 MPP Rack 13. Press “Ctrl+N” to switch to MENU 4. 14. Press “O” (set ocean region) and enter “-1” (auto). Press Enter if requested “do you want to change immediately?” 15. Press “=” (select reports) 16. Press “X” (turn off all reports) 17.

  • Page 23: Changing Inmarsat Settings

    The INMARSAT provider defines the forward ID for the system. It is coded into a hardware plug, accessible through a hatch on the right side of the SATCOM Rack. Contact SCOTTY to provide a new plug when the forward ID needs to be changed.

  • Page 25: Calibration

    2. In case of doubt, attach the SCOTTY calibration kit and use the IRS Support software to directly read the IRS data. This method provides access to the magnetic heading of the IRS system, which can be directly compared to the aircraft’s magnetic heading.

  • Page 26: Preparations

    SCOTTY DA-42 MPP Rack 6.2 Preparations The “SCOTTY IRS Calibration Kit”, part number SD203652A, is required. 1. Disconnect the IRS system from the SCOTTY SATCOM Rack, connector J17 (see Figure 8 for details). 2. Connect the “SCOTTY IRS System Breakout Cable”, part number SD205848A, to the SCOTTY SATCOM Rack, connector J17, and to the cable towards the IRS system.

  • Page 27: Display Current Irs Data

    SCOTTY DA-42 MPP Rack 6.3 Display Current IRS Data Open the “Chelton Antenna Support“ software. Select “Display SRU and MSU navigation data” and press “Next”. In the Connection dialog, select the “COM” port where the SRU is connected to the PC (see chapter 6.2 “Preparations”). Select “Maintenance Port on SRU- 7200”.

  • Page 28: Calibration Procedure

    SCOTTY DA-42 MPP Rack 6.4 Calibration Procedure Before starting the calibration procedure, the aircraft shall be put into a state similar to flight conditions: 1. Let the engines run 2. Activate strobe and position lights 3. Move the aircraft to a place with low magnetic disturbance. Especially avoid steel reinforced concrete.
  • Page 29 SCOTTY DA-42 MPP Rack The antenna is not controlled by the IRS system. Select “none” and press “Next”. Select “Beam Steering Unit”, “Satcom Reference Unit” and “Magnetic Sensor Unit” as units included in the installation. The diplexer is not controlled by the IRS system;...
  • Page 30 SCOTTY DA-42 MPP Rack The BSU checkout starts. Press “Next”. In the Connection dialog, select the “COM” port where the SRU is connected to the PC (see chapter 6.2 “Preparations”). Select “Maintenance Port on SRU- 7200”. Initial BSU checkout should indicate no errors. Press “Next”.
  • Page 31 SCOTTY DA-42 MPP Rack Enter “5 meters for the spacing between SRU and the antenna. Select “The SRU is forward of the antenna”. Leave vertical spacing to “0” meters. Press “Next”. Choose “X” for the SRU axis aligned. Select this axis is pointed towards the “tail”.
  • Page 32 SCOTTY DA-42 MPP Rack Select “Y” for the MSU axis aligned, and choose “nose” for the “This axis in pointed towards” setting. Press “Next”. The leveling starts. In the Connection dialog, select the “COM” port as before, and select “Maintenance Port on SRU-7200”.
  • Page 33 SCOTTY DA-42 MPP Rack Save the installation angled by pressing “Update Data to SRU” button. After confirmation that the angles have been saved successfully, press “Next”. Compass calibration starts. Press “Next”. In the Connection dialog, select the “COM” port as before, and select “Maintenance Port on SRU-7200”.
  • Page 34 SCOTTY DA-42 MPP Rack Press “Start counter-clockwise rotation” and perform a counter-clockwise 360° circle with the aircraft. When the circle has been completed, press “Stop counter-clockwise rotation”. On successful compass swing, press “Yes” to upload the data to the SRU.
  • Page 35 SCOTTY DA-42 MPP Rack Press “Measure North alignment” to perform the measurement. Repeat above steps for East, South, and West. After successful measurement of the West alignment, the correction data are saved to the SRU EEPROM. Press “Done”. The installation log files is saved for later reference. Press “Yes”...

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