Home

9497B-2 - Livewire Connections Ltd

Contents

1. REFERENCE DRAWINGS 12818 SYSTEM BLOCK DIAGRAM 126574 PEDESTAL SCHEMATIC 128268 ANTENNA SYST EMATIC 94978 1 amp 2 94978 20 949 7 21 DESCRIPTION CE S DRAWN BY 5 SPECIFIED 5 5 DRAWN 4030 NELSON AVENUE 94520 N 5 22 08 925 798 7979 Fax 925 798 7986 005 APPROVED BY ANGLES 4 5 RAL ASS Y INTERPRET TOLERANCING PER ASME Y14 5M 1994 MATERIAL APPROVED DATE FINISH 517 SCALE DRAWING NUMBER REV N A B NONE 128265 A 3rd ANGLE E FIRST USED 9497B 21 SHEET NUMBER 1 OF 1 PROJECTION 8 7 6 5 4 5 2 1 DOCUMENT 124225 4 POLANG MOTOR P N 121880 1 POLANG POT SLIDER P N 115425 2 DUAL FEED ASSEMBLY MOTOR 2x22 RED TERMINATION 6X22 RED P N 110927 2 4 2 RED IDC P N 110927 4 lt 3 96179 RF MODEM 55 3 75 1 117168 1 110927 6 TERMINAL BLOCK lt 020 POWER SUPPLY PCU O B OI 0 97 125570 4 14000 128282 1 D SUB S INTERFACE HARNES
2. 979 7 53 WEIGHT IS APPROXIMATE 97974 59 CAN ABSORB UP 50 MOISTU 12097 2 9797A 56 8797 29 9797 66 9797A 62 EIGHT EXCLUDES SHIPPING OF APPROX 25 LB SIZE SCALE DRAWING NUMBER 7 6 5 4 2 2 1 SHEET NUMBER 2 2 DOCUMENT NO 124225 4 SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR 12390714560 BELT TIMING 1 5 PITCH 145 GROOVES 123907 17269 BELT TIMING 1 5 PITCH 172 GROOVES 116430 17528 BELT TIMING 080 PITCH 175 GROOVES BELT KIT XX97B XX00B PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV COMMON 30 Jun 08 128545 1 A SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR 127903 1 A ELMOTORASSY WTHBRAKE S797B76 127901 1 MOTOR ASS Y CROSS LEVEL 9797B 76 1 125081 2 AZ TRAIN MOTOR ASS Y XX07 LH TERMI 16 1 stieLoED LeveL moron assy 0 1 eem A assy Pmrocs or feen seuna a 117319 10 C2 LOCTITE 271 THREADLOCKER 0 5ML MOTOR KIT XX97B
3. 5 4 5 6 TXPOLARITY SETUP 2 u aa e ee ER e eS aa RA e a ED tese e te RE 5 4 5 7 1 2 m 5 4 5 8 ACU FACTORY DEFAULT PARAMETER SETTINGS SERIES 978 amp 5 5 5 FUNCTIONAL TESTIN 6 1 6 1 ACU ANTENNA SYSTEM CHECK csscssssssovsssssssossssssccccsssssscessssseessssssssnsssssssssssssnnnnnsnsccssssssscesnsssessssssussnnsssssssssssnnnsnnsscccscseeseesensceessssseseaes 6 1 6 2 LATITUDE LONGITUDE AUTO UPDATE CHECK ananassa 6 1 6 3 SHIP HEADING GYRO COMPASS 6 1 6 4 gt SAZIMUTH amp ELEVATION DRIVE Lu 6 1 6 5 FOUR QUADRANT TRACKING TEST III 6 1 6 6 gt BLOCKAGE SIMULATION TESTI i tec e cde coe tet tie cd ette sd 6 2 MAINTENANCE AND TROUBLESHOOTING u u 7 1 72 tees ctetu de 7 1 7 2 RECOMMENDED PREVENTIVE MAINTENANCE a 7 1 Zst Check ACU Parameters ete teet b tile HH tb rede 7 1 722 Latitude Longitude Auto Update
4. 7 1 vi Table of Contents 7 23 Heading Following 724 Azimuth amp Elevation 73282 Test Tracking s i b i E ec 7 2 6 Visual Inspection Radome Pedestal 27 lt 7 2 8 Check Balance 7 29 Observe Antenna Initialization 7 3 TROUBLESHOOTING a 7 3 1 Theory Of Stabilization Operation annassa 732 97 2 2C Linear TVRO RF Flow isset ttti 7 3 3 Antenna Initialization Series 978 amp Series OO 7 34 Troubleshooting using 7 3 5 Antenna Loop Error Monitoring annassa 7 3 6 Reference Sensor Monitoring tnter 7 3 7 Open Loop Rate Sensor Monitoring 7 38 OPE LOOP Motor 7 3 9 ToDisable Enable DishScan 7 370 Satellite Referenc
5. 144008 2 N A 23 120978 2 CHANNEL T F E 2 9497B 2 128356 REFERENCE DRAWINGS PWR gt 1 8897B 2 128355 126374 PEDESTAL SYSTEM SCHEMATIC Ur DASH MODEL NO SYSTEM 128360 ANTENNA SYSTEM SCHEMATIC DRAWN BY CIRCUIT OLERANCES BREAKER 5 UNLESS OTHERWISE SPECIFIED SMS Sea Tel BOX DRAWN DATE 4030 NELSON AVENUE 1 050 CONCORD CA 94520 F F F F 020 5 28 08 925 798 7979 Fax 925 798 7986 X XXX 005 APPROVED 1 1 1 ANGLES 4 5 50 INTERPRET TOLERANCING PER ASME 14 5 1994 EM BLOCK DIAG N A GENERAL ASS Y 110 220 FINISH SIZE SCALE DRAWING NUMBER REV 1 2 21 VAC L N A 1 128559 A 3rd ANGLE s 4 c FIRST USED 97 2 SHEET NUMBER 1 OF 1 3 2 8 7 6 4 DOCUMENT NO 124225 4_A SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR wr 1 11962 xt Power assy 220v 45 1n SHROUD 1 11675 A 1 emm 8 noron GENERAL ASS Y 9497 1 4 2 PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV 97 TVRO 25 Sep 08 128265 3 A EVISION HISTORY
6. RADOME ASS Y 144 INCH WHITE SIDE ACCESS SHT 1 OF 1 DRAWING NUMBER REV COMMON 25 Sep 08 111365 17 N1 DESCRIPTION 6 13 97 REDRAWN REV C FILED OBSOLETE 5 13 98 5 P N 110965 6 ADD D RADOME CAP 6 23 98 STAND MOUNTING LOCATION ADD D TO SECTION A A NOTE 12 ADD D 7 8 98 DASH No s 9 16 ADD D NOTES 2 amp 3 CHG D FOR CORRECT BASE PAN amp DASH No s 5 24 99 21 ADD D 1 5 00 DASH No s 17 24 amp PAN ACCESS CLMN ADD D TO DASH TABLE NOTES 2C amp 20 ADD D ITEM 1 P N s 109119 17 THRU 24 ADD D 4 7 03 ADD D ADDITIONAL LATCH TO SIDE DOOR NOTE 5 APPLYING GASKET ITEMS 19 20 amp 22 AND DASH 25 RENUMBERED NOTE ITEMS 4 CORRECTED BALLOONS 72 SPH OUTSIDE RAD FOR ASSY W SIDE ACCESS CHG LATCH 108959 ITEM 31 TO QTY 3 SCREW 114587 829 ITEM 19 TO QTY 12 WASHER 114580 011 ITEM 20 TO QTY 12 NUT 70 5 INSIDE RAD MIN 114569 011 HEM 22 TO QW 12 FOR ASSY W SIDE amp PAN ACCESS CHG ITEM 31 TO QIY 7 ITEM 19 TO QTY 28 20 TO QIY 28 22 TO QIY 28 10 08 03 CHANGED STRAIN RELIEFS FROM 109258 1 109258 8 UPDATED BOM amp DWG NOTES BALLOON jS amp QTY TO MATCH CURRENT BUILD REARRANGED DASH TABLE 07 26 04 MOVE HW FOR SIDE ACCESS RADOME FAB ASSY DEL ITEMS 19 20 22 29 33 35 5 2 R ADOME PANEL FAB 07 14 05 SILICON ADHESIVE CHANGED TO CLEAR FOR DASH 21 9 6 05 ADDED DASH 26 1
7. 88 1 s meses nor OOO Seat Tel ANTENNA ASS Y 9497B 2 TVRO PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV COMMON 25 Sep 08 128269 3 A 8 7 6 5 4 3 2 1 REVISION HISTORY REV DATE DESCRIPTION sus 8 11 08 UPDATED TO REFLECT AS BUILT COND REL TO PRODUCTION WAS REV FOCAL 30 375 0 55 REFLECTOR MFG SPECS REFERENCE ONLY GAIN C BAND 39 5 KU BAND 47 5 DB FOCAL 30 375 F D 375 KU BEAM WIDTH 0 8 WT 97 LB NOTES UNLESS OTHERWISE SPECIFIED DASH 3 1 APPLY ADHESIVE PER SEATEL SPEC 121730 2 TORQUE THREADED FASTENERS PER SEATEL SPEC 122305 ORIENT FEED ASSEMBLY REFLECTOR ASSEMBLY AS SHOWN 94978 2 TVRO 9497B 1 TVRO 94978 21 TVRO DESCRIPTION TOLERANCES PRAWN BY UNLESS OTHERWISE SPECIFIED SMS Sea Tel DRAWN DATE 4030 NELSON AVENUE CONCORD CA 94520 5 14 08 925 798 7979 Fox 925 798 7986 005 TITLE R ANGLES 4 5 ANTENNA ASS Y INTERPRET TOLERANCING PER ASME 14 5 1994 MATERIAL DATE FINISH SIZE SCALE DRAWING NUMBER REV NA B NONE 128269 A 3rd ANGLE x 8857 USED 94978 SHEET NUMBER 10081 2 7 6 5 4 3 1 8 DOCUMENT 124225 4 SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR comp
8. 1 0 Tiel rosie a _ WAVEGUIDE wrez 37420 neo 3 SOREW SOcKETHO 1420x0488 SS SOREW SOcKETHO 1420x488 1 s8 Lm 86605 waster s C afee enemos waster tock wavesune waz 24 114586 537 SCREW HEX HD 1 4 20 x 3 4 S S FEED ASS Y DUAL C DISHSCAN PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV COMMON 25 Sep 08 123661 B2 8 7 6 5 4 3 2 1 REVISION HISTORY V DATE DESCRIPTION BY 3 18 05 RELEASED PRODUCTION REV FROM 2 LK Al 6 6 05 ITEM 12 ADDED ITEM 11 WAS QTY 41 JF UPDATED HW TO CURRENT BUILD ADD QTY 3 ITM 24 QTY 4 21 AND QTY 3 13 B2 11 WAS QTY 40 13 WS QTY 115 14 WS QTY 57 21 WS 58 SMS UPDATED FORMAT WAS REV D D C C NOTES UNLESS OTHERWISE SPECIFIED 1 APPLY ADHESIVE PER SEATEL SPEC 121730 TOLERANCES DRAWN BY UNLESS OTHERWISE SPECIFIED JP Tel DRAWN DATE 4030 NELSON AVENUE 050 94520
9. 94520 020 18 Tel 925 798 7979 925 798 7986 005 TITLE INTERPRET TOLERANCING PER ASME Y14 5M 1994 MATERIAL DATE SYSTEM 9497B 2 V RO FINISH SIZE SCALE DRAWING NUMBER REV N A B 1 20 129013 A 3rd ANGLE 2 5 2 1 8 DOCUMENT 124225 4 SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR i 966189 _ Tol 1065 17 RADOME assy 144 mon 1 11794 e1 RADOME BASE ASSY 75N STL Nono xt ANTENNA assy orse 1 128865 CUSTOMER DOC PACKET 949752 NoT Shown 1 4112259951 B SHIPSTOWAGEKIT sS 124877 1 DECAL KIT XX97 SEATEL 126 IN 144 IN R SHOWN SYSTEM 9497 2 STANDARD 144 RADOME PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV 97 TVRO 25 Sep 08 128356 1 A 3 2 1 REFERENCE DRAWINGS 128359 SYSTEM BLOCK DIAGRAM 128560 ANTENNA SYSTEM SCHEMATIC B 126574 PEDESTAL HARNESS SCHEMATIC 125908 INSTALLATION ARRANGEMENT 124877 DECAL KIT XX97 DASH DESCRIPTION STANDARD 144 RADOME TOLERANCES PRAWN BY DRAWN DATE 4030 NELSON AVENUE 050 5 27 08 94520 020 925 798 7979 925 798 7986 005 APPROVED B
10. 43 0 95 110935 36 BLDC SERVO AMPLIFIER ASSEMBLY P N 116000 REFERENCE BLDC MOTOR W BRAKE REFERENCE O Q GI 125974 1 J4 0 95 110935 36 BLDC SERVO AMPLIFIER ASSEMBLY P N 116000 REFERENCE BLDC MOTOR W BRAKE REFERENCE O Q GI 125974 1 45 0 95 110935 36 2 1 REVISION HISTORY DESCRIPTION NEW RELEASDED MSF NOTES UNLESS OTHERWISE SPECIFIED 1 ALL WIRES 26 AWG UNLESS OTHERWISE SPECIFIED P N 125570 4 W5 LCM YEL BLK EL 51 1 5 sO m gt 33 Go ny 10919 D ss 191 01 10 7 LEVEL ASSEMBLY J2 P N 116059 REFERENCE DA 15P LEVEL CAGE AXIS J7 DA 15S oM w7 P N ARIS 38 LEVEL CAGE ASS Y 001 O WHT YEL LV P N 119528 1 OR 122208 1 002 1 T wv 0 9 04 R 04 88 TILT SENSOR 2 010 3 011 11 012 4 013 28 99999 BRN GND CL RATE SENSOR CONNECTOR 28V LV RATE SENSOR CONNECTOR AZ RATE SENSOR CONNECTOR COO 859 090 SEE RF SYSTEM 5 FOR FURTHER DETAILS ON THIS CONNECTION DOCUMENT 123924 2 REV 2 FOR WIRE LENGTH AND
11. BASE PAN BASE FRAME OPTION COLOR BASE ACCESS ASSY WHITE WHITE US NAVY GREY 123726 2 123728 3 BRTGREY 123726 3 1237284 EXTERNAL WHITE 12445831 1287282 _ ku 6 AL EXTERNAL WHITE 124458 1 1237282 Vido RADOME BASE ASSY 75 IN 7 STLLG FOOT NO WHITE 12372631 12372822 ANCLES 30 8 STL LG FOOT EXTERNAL WHITE 124458 1 123728 2 STL INTERNAL WHITE 124459 1 123728 2 123723 2 1 8 7 6 5 4 3 EVISION HISTORY DESCRIPTION NOTES UNLESS OTHERWISE SPECIFIED DATE ALL WEIGH 5 N F ONLY SHT 2 TABLE 1 MODEL 9797 50 WEIGHT WS 720 MODEL 9797 59 56 66 62 amp 8797 29 WEIGHT ADDED DO USE FOR DESIGN REFER TO 121910 SEATEL DOES NOT PROVIDE LIFTING HARDWARE OR STRAPS 12 9 56 D ON 9 B C 8X 9 56 EQ SP NTING ES FOR LIFTING POINTS DETAIL A SCALE NONE 1797 1 6 4 29 150 25 8 FLUSH MOUNT RADOME 17552484 MOUNTING HOLE PATTERN 70 750425 1797 1 6 4 MOUNTING PATTERN W LEGS TOLERANCES DRAWN BY UNLESS OTHERWISE SPECIFIED SCC Sea Tel DRAWN DATE 4030 NELSON AVENUE
12. 0087 is displayed the Last Sent Command window This saves the new tilt bias settings in the PCU Reset or re initialize the antenna to verify that the Level cage is properly level with the new settings 74 4 To Reset Reinitialize the Antenna Pressing Reset on the ACU front panel does NOT cause a reset of the above decks equipment To Re initialize the antenna from the REMOTE COMMAND window on ACU 6 Using the LEFT RIGHT and UP DOWN arrow keys set the Remote Command value to 0090 and press ENTER This resets the PCU on the antenna The antenna will reinitialize with this command Performs a similar function as a power reset of the antenna 7 16 9497B 2 Dual C Band Maintenance and Troubleshooting 7 5 Pedestal Control Unit Configuration 97 amp xx00 The PCU is designed to be used with a variety of antenna pedestal configurations The configuration information that is unique to each pedestal type is stored in a Non Volatile Random Access Memory NVRAM in the PCU enclosure If the PCU is replaced or the NVRAM in the PCU should become corrupt the PCU must be re configured to operate with the pedestal it is installed on The default configuration for the PCU is model xx97B In this configuration the PCU will not drive any of the three torque motors to prevent damage to the unknown pedestal To configure the PCU select the REMOTE COMMAND window on the DAC 97 pressing the MODE key until this
13. 101 0 05 Deg Div 0 05 Deg Div 0 05 Deg Div 7 3 6 The DacRemP DISPV graph chart provides a means for monitoring the output of the 2 Axis Tilt Sensor and the Home Switch sensor for diagnostic purposes The Tilt sensor located inside the Level Cage Assembly is the primary input for the antenna s reference to the horizon 0 Elevation and 90 Cross Level While the Home Switch Sensor located at the antenna base is used to calibrate the antenna s position relative to the vessels BOW Toview the reference sensors select the Re graph chart e chart displays the output of the Tilt Sensor via two traces CL Cross Level LV Elevation at a fixed 1 vertical division and the home flag logic level via a single trace AZ Azimuth e normal trace display for the Tilt Sensor after performing remote tilt calibration will be 4 divisions from the red reference line Any trace line average plotted above this is of concern and troubleshooting required See below for a screen capture of an antenna that is Level in both the Cross Level and Elevation Axis 7 6 9497B 2 Dual C Band Maintenance and Troubleshooting Disp V gt ction Graph Center All Cross Level Tilt display should plot on the red reference line when the level cage is level referenced to the horizon It should decrease plots below red line when the antenna is tilted to the left
14. 050 CONCORD CA 94520 X XX 020 01 03 05 Tel 925 798 7979 Fox 925 798 7986 005 APPROVED BY TITLE ANGLES 5 INTERPRET TOLERANCING PER ASME Y14 5M 1994 FINISH SIZE SCALE DRAWING NUMBER REV B 1 20 123908 B1 EN FIRST USED USED XX97A SHEET NuMBER NUMBER OF 2 2 1 5 4 3 SEE DETAIL DOCUMENT 124225 4 A TABLE 2 BASE ASS EIGHT DESCRIPTION WEIGHT Lb ITEM DESCRIPTION NET 58 WEIGHT LB BASE ASSEMBLY STEEL BASE 21 309 97974 09 455 BASE ASS Y AL BASE 21 s 9 9 A 11 565 55 BASES T 9 97A 21 555 BASE ASS Ale BASE 113 z 9797 27 575 ADD 100lbs FOR CONDITION 9797A 32 625 979 7 38 615 979 7 40 545 9797 43 Dual TABI 979 7 45 LG LQ 2 ASS Y WEIGHT ITEM DESCRIPTION WEIGHT Lb 9797A RADOME ASSEMBLY 110 DRY WE BD 97974 50 RADOME ASSEMBLY 126 DRY W BD 9797 51 RADOME ASSEMBLY 144 DRY WE BD 9 97A 4
15. AUTOTHRES 00000000 EL STEP SIZE AZ STEP SIZE STEP INTEGRAL SEARCH INC SEARCH LIMIT SEARCH DELAY SWEEP INC SYSTEM TYPE GYRO TYPE POL TYPE POL OFFSET POL SCALE AZ LIMIT 1 AZ LIMIT 2 EL LIMIT 12 AZ LIMIT 3 AZ LIMIT 4 EL LIMIT 34 AZ LIMIT 5 AZ LIMIT 6 EL LIMIT 56 5V OFFSET 5V SCALE TRACK DISP TX POLARITY 1 1 100 0040 5 69 N Modem Lock input amp Modem TX Mute functions are NOT set refer to SYSTEM TYPE parameter information 5 5 94978 2 Functional Testing 6 Functional Testing If not already ON Turn ON the Power switch on the front panel of the ACU 6 1 ACU Antenna System Check 1 Press RESET the ACU front panel to initialize the system Verify the display shows SEA TEL INC MASTER and the ACU software version number Wait 10 seconds for the display to change to SEA TEL INC and the PCU software version number 2 the display shows REMOTE INITIALIZING wait for approximately 2 minutes for the antenna to complete initialization and report the Antenna Model and PCU software version If REMOTE NOT RESPONDING is displayed refer to the Troubleshooting Section of this manual 3 Press the NEXT key repeatedly to display the Ship Satellite Antenna and Status menu displays This verifies that the displays change in the correct response to the keys 6 2 Latitude Longitude Auto Update
16. 020 10 18 04 925 798 7979 Fox 925 798 7986 X XXX 005 TITLE pos FEED ASS Y DUAL C INTERPRET TOLERANCING PER ASME Y14 5M 1994 MATERIAL APPROVED DATE 12113121 FINISH SIZE SCALE DRAWING NUMBER REV B 123661 N 1061 3 2 1 8 DOCUMENT 124225 4 SINGLE LEVEL MFG BILL MATERIAL DESCRIPTION REFERENCE DESIGNATOR 1 e116931 9 RADOME ASSY 126 INCH WHITEFO O 9 3 12094 81 STRAINRELIEFASSY ____ 11 13 14580538 142051 88 12 60 6111458654 SCREW HEXHD 14 20 1 2 58 14 68 114625407 WASHER FENDER 1 4 1 IN OD S S sem 28 109783 2 WRENCH L RADOME 55 126 WHITE SIDE ACCESS SHT 1 OF 1 DRAWING NUMBER REV COMMON 25 Sep 08 111678 9 K2 DESCRIPTION REDRAWN REV FILED OBSOLETE BASE STAND MOUNTING LOCATION ADD D TO SECTION ITEM 21 ADD D DASH No s 9 14 amp PAN ACCESS CLMN ADD D TO DASH TABLE NOTE 28 ADD D ITEM 1 P N S 115931 9 THRU 14 ADD D DASH 15 ADD D ADDED ADDITIONAL LATCH TO SIDE DOOR amp INSERTED NOTE 5 RENUMBERED NOTES AND CORRECTED BALLOONS FOR ASS Y W SIDE ACCESS CHG QTY FOR ITEMS 19 20 22 amp 31 SCREW 114587 829 TO
17. and the Below Decks Equipment BDE should be positioned as close to one another as possible This is necessary to reduce the losses associated with long cable runs 5 The mounting location is rigid enough that it will not flex or sway in ships motion or vibration If the radome is to be mounted on a raised pedestal it MUST have adequate gussets or be well guyed to prevent flexing or swaying in ships motion If these conditions cannot be entirely satisfied the site selection will inevitably be a best compromise between the various considerations 43 Preparing For The Installation 4 3 1 Unpack Shipping Crates Exercise caution when unpacking the equipment 4 3 2 Inspect Inventory Carefully inspect the radome panel surfaces for evidence of shipping damage Inspect the pedestal assembly and reflector for signs of shipping damage 43 3 Prepare ADE Mounting Location Prepare the mounting location for the Radome If the radome is to be bolted to the deck or a platform assure that the mounting holes have been drilled Assure that the mounting hardware has obtained and is readily available 4 3 4 Preparing BDE Location Prepare the mounting location for the Below Decks Equipment These equipments would normally be installed in a standard 19 equipment rack Refer to the Antenna Control Unit manual for installation of the ACU and the Terminal Mounting Strip Refer to the vendor supplied manuals for installation of the other
18. window appears if the DAC 97 will not advance beyond the REMOTE AUX window enter 7979 and press ENTER In the REMOTE COMMAND window key in 7 8 ENTER N should now appear in the command window Refer to the table below to key in the appropriate value for you model antenna EXAMPLE For an 9797B Model Antenna 1 0208 to select system type 208 The display should now show 0208 2 Press ENTER to send this system type command to the PCU 3 Press ENTER several times to select REMOTE PARAMETERS Press UP arrow and then ENTER to save the system type in the PCU 4 Press ANTENNA MODE N S to display the Remote Version Number It should now display 97978 VER 1 8 7 5 1 MODEL CONFIGURATION NUMBERS The following table shows the current mode configuration values for Series 97A pedestals MODEL Configuration Number xx97B N 0000 Turns off all drive motors 9797B N 0208 8797B N 0209 9997B N 0210 8897B N 0211 12097B N 0212 14497B N 0213 14600B N 0214 9497B N 0215 9697B N 0216 14400B N 0217 Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO 7 6 Antenna Stowing Procedure WARNING The integrated braking mechanism on the Elevation and Cross Level Axiis are designed for short term usage only This will help prevent antenna pedestal damage until such time that either AC Power is restored OR a technician may safely enter into the radome to perform the following antenna stowage procedure WARNIN
19. 18DC Voltage from Ped Modem or passed from the C Band Matrix Switch the C Band IF output from the LNB 950 1450MHz and the 1 1 amp 1 5MHz Ped M amp C between the Ped amp Base Modems This coax routes through the Coax Rotary Joint 50 ohm then connects to ADE BDE cables to the Base Modem then to the HORIZ input on the Matrix Switch then to the IF input on the C Band Satellite Receiver s Total signal loss is the accumulation of the coax cable losses from antenna to receiver s plus the loss in the Base amp Pedestal Modems 3 dB each AND the loss through the Matrix Switch One coax output connection from the Matrix Switch will provide the tracking input to the SatID Tracking receiver in the Antenna Control Unit The SAT RCVR Volt Selection controls the matrix switch output to provide the desired polarization 12VDC VERT or RHCP OR 18VDC HORZ or LHCP for the receiver to use for tracking 7 3 3 Antenna Initialization Series 97B amp Series 00 Turn the pedestal power supply ON The brakes on the Elevation and Cross Level motors will release 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 listed below to initialize the level cage elevation cross level and azimuth to predetermined starting positions Initialization is completed in the following phases each phase must comp
20. ASSEMBY DETAILS SEE PEDESTAL HARNESS ASSEMBLY REFERENCE DRAWINGS 115197 115920 123808 124544 115921 124545 UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES 48 1 15 2 lt 100 2 4 gt 100 6 INTERPRET TOLERANCING PER ASME Y14 5M 1994 PCU PCB PEDESTAL HARNESS ASSEMBLY SCHEMATIC ANTENNA PEDESTAL XX96A SCHEMATIC ANTENNA PEDESTAL XX96 SCHEMATIC ANTENNA PEDESTAL XX97 SCHEMATIC ANTENNA PEDESTAL XX96R DRAWN DATE 4030 NELSON AVENUE CONCORD CA 94520 5 14 07 925 798 7979 Fox 925 798 7986 APPROVED BY SCHEMATIC ANTENNA MATERIAL APPROVED DATE FINISH SIZE SCALE DRAWING NUMBER REV 126374 3rd ANGLE PROJECTION FIRST USED XX97B SHEET NUMBER 1 OF 1 SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR 116880 F PANELMACHINING RACKBASEMUX 117168 2 MODEM ASSY 3 75 1 4118429 280018847 ASSY RG 179 COAX 4 F F F F BULLET 1 0INL p _ 6 6114585144 5 PHIL 6321486 114680 007 WASHER FLAT 688 119952 031 1 WASHER STAR INTERNAL TOOTH 3 8 S BASE MODEM RACK PANEL 55 4C
21. PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV COMMON 30 Jun 08 128546 1 A SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR Ta claret a muxevxemem 1 enne MODEMASSY PEDESTAL sO 1 119762 u 1 1261 j LEVEL OAGE ASSY 90 DEGEL RANGE N 2 smee 1 162 SERVO AMPLIFIER INSTALL saMP 1 166 GPS ANTENNA RETERMNATED s201 Ci izorra ____ vis p952 1 aveno 04 arswironassemay D ese 6 15 114789 810 TRANSPORT CONTAINER SPARE PARTS KIT XX97B XX00B COMPREHENSIVE PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV COMMON 30 Jun 08 128547 1 A PCU ASSY LEVEL AND P N 115444 DB 44P CROSS LEVEL AXIS J1 DE 9S REF P N 112462 13 P N 110935 36 WI AZ REF 9 O WHT BLU AZ 1 1 22 A IS _ 2 59 wa azer 95 5 5 ENCODER 2 ro o o ow bn 00 Wu 5 49 5 5 42 0 95 110935 36 BLDC MOTOR P N 121951 REFERENCE BLDC SERVO AMPLIFIER ASSEMBLY P N 116000 REFERENCE O Q GI
22. Reset PCU Error Status 4 Inthe Response window verify proper GPS position to within 1 nautical mile of your current position The Latitude amp Longitude position of the GPS will be displayed in the following format LAT N LON E A Where LAT and LON are in degrees and minutes LAT will be followed by N or S North or South LON will be followed by E or W East or West then a status character and finally a checksum character Comm Diagnostics DAR er lt Command 3800 N 12202 W Al Stop ki DishScan Tg Sat Reference Tilt Mode Normal Mode Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO 7 4 Furuno default value is in Japan at 34 4N 135 2E 3444 N 13521 E _ After acquiring a good fix at Sea Tel the string is 3800 N 12202 W A for our 38N 122W Latitude and Longitude position The status character tells you the status of the GPS Comma GPS has acquired a proper fix N GPS fix is NOT valid GPS has acquired a valid fix Maintenance 74 1 Balancing the Antenna The antenna and equipment frame are balanced at the factory however after disassembly for shipping or maintenance balance adjustment may be necessary The elevation and cross level motors have a brake mechanism built into them therefore power must be ON to release the brakes and antenna drive must be OFF to balance the
23. S aet deae e RR Ed eee e t 3 1 1 C Band Receive Frequency 3 7 4 2GHz 3 1 32 BIOCKAG 1 m P M M Hu 3 1 3 Rain Fade 3 1 4 Signal level 315 3 2 3 1 6 Linear Satellite polarization 3 2 3 2 ANTENNA et er itte t ep t tee ptc i eee ete te ee Ea 3 2 321 Unlimited AZIMUTH zs 3 2 3 22 AUD 3 2 32 3 Feed Assembly i pet 3 3 324 Antenna polarization e a NEE Aetat 3 3 32 55 StabiliZationu 3 3 22 02 Search UL a E MAT 3 3 3 27 Tracking Receiver Satellite Identification Receiver ttes 3 3 3 28 racking cite 3 3 3 3 COMPONENTS OF THE SYSTEM CONFIGURATION 3 4 331 Antenna Assembly e e t e t t ese mana 3 5 3 32 Antenna Control Unit eu ed e t
24. a very small circular pattern at 60 RPM The ACU evaluates the received signal throughout each rotation to determine where the strongest signal level is Up Right Down or Left and issues the appropriate Azimuth and or Elevation steps to the antenna as needed You cannot control tracking from the pedestal itself Refer to the ACU manual for tracking operation information 2 1 Operation 9497B 2 Dual C Band TVRO 2 6 Antenna Polarization Operation Your Scalar Plate assembly is equipped with a polarization motor and potentiometer feedback that are controlled from the Antenna Control Unit This allows you to have a Linear or a Circular feed assembly installed on your antenna When you have a Circular feed installed polarization adjustment is NOT required You should set the POL TYPE parameter in your ACU to 0000 When you have a Linear feed installed polarization may be operated manually from the ACU but Auto Polarization mode is the default polarization mode of operation from the ACU and is strongly recommended set POL TYPE parameter in your ACU to 0072 Refer to the Antenna Control Unit manual for more operation information 2 7 Low Noise Block Converter Operation There are no operating instructions or controls applicable to the LNB This unit is energized whenever the matrix switch and satellite receiver s have AC power connected to them Satellite signals are either circular polarized spiraling plane down from the satellite
25. active communication between above decks and below decks equipment at the time of query Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO PCU Status Word 2 Az Target Indicates the antenna is currently targeting a pre determined azimuth position Az Velocity Not a valid state Valid Heading PCU Indicates that the PCU has received and integrated the heading value from the ACU into the Azimuth Stabilization Loop This is NOT an indication of a proper Heading integration into ACU PCU Error Indicates that one or more errors have been reported by the above decks equipment PCU Init Indicates that the above decks equipment is currently performing an Initialization sequence Hi Elevation Indicates that the above decks equipment is operating an Elevation Position higher than 83 PCU Error Status Word 3 Sensor Limit Not a valid state Stability Limit Indicates that the above decks equipment is mis pointed from its intended target by more than 0 5 FCC Tx Mute Compliance AZ Reference Error Indicates a failure to integrate one the reference inputs within the Azimuth Stabilization Loop AZ Servo Limit Indicates the current draw through the Azimuth Servo Amplifier motor driver PCB has exceeded what is required during normal operation LV Servo Limit Indicates the current draw through the Elevation Servo Amplifier motor driver PCB has exceeded what is required during normal operation CL Servo Limit Ind
26. and increase plots above red line when tilted to the right See below for a screen capture of an abnormal CL trace Plot it is an indication that the antenna that is either listed to the right approx 4 degrees or the PCU requires to much CL tilt bias DispV Graph 1 Deg Center All e The Level tilt display should plot on the red reference line when the level cage is level referenced to the horizon It should decrease plots below red line when the antenna is tilted forward EL down and increase plots above red line when tilted back EL up e Azimuth display for the Home Switch will normally display a logic level high plots directly on Red reference line after clicking on the button when the home flag is NOT engaged and changing to a logic level low when engaged See below for a screen capture of an antenna that was driven so that the Home Flag switch is engaged 7 7 Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO Disp V xi Graph 1 Deg Div Center All 7 3 7 Open Loop Rate Sensor Monitoring The DacRemP DISPW graph chart provides a means for monitoring the output of the 3 solid state rate sensors located inside the Level Cage Assembly for diagnostic purposes The rate sensors are the primary inputs to the PCU for stabilization To monitor the rate sensors select the Disp w Rate graph chart This chart
27. be accomplished by or under the supervision of an authorized Sea Tel dealer for the Sea Tel Limited Warranty to be valid and in force Should technical assistance be required to repair your system the first contact should be to the agent dealer you purchased the equipment from Please refer to the complete warranty information included with your system 7 2 Recommended Preventive Maintenance Ensure that all of the normal operating settings LAT LON HDG SAT and al of the Tracking Receiver settings are set correctly Refer to the Functional Testing section to test the system 7 2 1 Check ACU Parameters Assure that the parameters are set correctly you may wish to record them in the Factory Default Settings in section 5 of this manual 7 2 2 Latitude Longitude Auto Update check Refer to the Latitude amp Longitude Update check procedure in the Functional Testing section of this manual 7 2 3 Heading Following Refer to the Heading Following verification procedure in the Functional Testing section of this manual 7 1 Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO 7 3 7 2 4 Azimuth amp Elevation Drive Refer to the Azimuth amp Elevation Drive check procedure in the Functional Testing section of this manual 7 2 5 Test Tracking Refer to the four quadrant Tracking check procedure in the Functional Testing section of this manual 7 2 6 Visual Inspection Radome amp Pedestal Conduct a good
28. bridges cranes or other larger ships near your ship Moving or rotating the ship to position the antenna where it has an unobstructed view to the desired satellite will restore the antennas ability to receive the satellite signal 3 1 3 Rain Fade Atmospheric conditions that may cause sufficient loss of signal level include rain snow heavy fog and some solar activities sun spot and flare activity The most common of these is referred to as rain fade Rain drops in the atmosphere reduce the signal from the satellite The heavier the rain the higher the amount of signal loss When the amount of loss is high enough the antenna will not be able to stay locked onto the satellite signal When the amount of rain has decreased sufficiently the antenna will re acquire the satellite signal In a strong signal area rain fall of about four inches per hour will cause complete loss of signal In weaker signal areas the effects would be more pronounced 3 14 Signal level The level of the receive signal is dependant upon how powerful the transmission is how wide the signal beam is and what the coverage area is Focusing the signal into a narrower beam concentrates its energy over a smaller geographic area thereby increasing the signal level throughout that area of coverage This makes it possible for you to use a smaller antenna size to receive that satellite signal The antenna system must be geographically located in an area where the signal level
29. check This verifies that the GPS position information is automatically updating 1 Pressthe NEXT key repeatedly to display the Ship menu Press ENTER to access edit mode and view the current Latitude value 2 Pressthe LEFT arrow key to bring the cursor up under the ones digit press UP and then hit ENTER The display should immediately show a latitude value one degree higher but then will be overwritten within several seconds back to the previous value by the GPS engine This test does not need to be repeated in the Longitude menu 6 3 Ship Heading Gyro Compass Following Check This verifies that the Heading display is actually following the Ships Gyro Compass 1 Pressthe NEXT key repeatedly to display the Ship menu If the boat is underway monitor the Heading value to verify that the display changes in the correct response to the Gyro Compass input Heading value should always be exactly the same as the Gyro Compass repeater value 2 Ifthe ship is NOT underway most ships will turn 1 2 degrees at the pier monitor the Heading value to verify that the display changes in the correct response to the Gyro Compass input Heading value should always be exactly the same as the Gyro Compass repeater value 6 4 Azimuth amp Elevation Drive This verifies that the antenna moves in the correct response to the keys 1 Press the NEXT key several times to display the Antenna menu 2 Pressthe TRACK key to toggle Tracking OFF Press th
30. displays sensed output from the 3 rate sensors via three traces CL Cross Level LV Elevation and AZ Azimuth at a fixed 19 Second vertical division A normal trace display will be 1 divisions from the red reference line The example shown below shows an antenna that is NOT currently sensing motion in any axis Disp w X Graph on 1 Deg 1 Dec Center All The Cross Level display should decrease plots below red line as the antenna is tilted to the left and increase plots above red line as the antenna tilted to the right The Level display should decrease plots below red line as the antenna is tilted forward and increase plots above red line as the antenna is tilted back The Azimuth display should decrease plots below red line as the antenna is rotated CCW and increase plots above red line as the antenna is rotated CW In the example below the output of the Azimuth rate sensor is plotted above the reference line indicating that the antenna was driven CW in Azimuth Due to the in practicality of driving an axis at a consistent rate verification of rate sensor output is for the most part restricted to a positive or negative response of the Level Cage movement plotting above or below the red reference line of each axis 7 8 9497B 2 Dual C Band Maintenance and Troubleshooting Center All 7 3 8 n L M rT The DacRemP Comm Diagnostics Window provides a means to enter in Re
31. from the satellite meets or exceeds the minimum satellite signal level required for your size of antenna refer to the Specifications section of this manual to provide suitable reception This limits the number of satellites that can be used and the geographic areas where the ship can travel where the signal level is expected to be strong enough to continue providing uninterrupted reception When traveling outside this minimum signal coverage area it is normal for the system to experience an interruption in its ability to provide the desired satellite services until entering or re entering an area of adequate signal level 3 1 Basic System Information 9497B 2 Dual C Band TVRO 3 2 3 1 5 Satellite Footprints The focused beam s from the satellites are normally aimed at the major land masses where there are large population centers Footprint charts graphically display the signal level expected to be received in different geographic locations within the area of coverage The signal will always be strongest in the center of the coverage area and weaker out toward the outer edges of the pattern The coverage areas are intended to be a guide to reception however the actual coverage area and signal level and vary Also the signal strength is affected by weather 3 1 6 Linear lli larization Satellites may transmit their signals in one of two different polarization modes The feed installed on your antenna must be designed to operate wi
32. specific satellite by its unique hexadecimal ID code When properly setup the settings for the satellite are saved to expedite future acquisition of the desired satellite When searching for the selected satellite this receiver compares the present satellite ID to the targeted satellite ID code If the ID code does not match the antenna will continue searching until the correct satellite is found The system must have adequate satellite signal level AND the matching NID to stop searching and begin tracking the desired satellite 3 2 8 Tracking Your Antenna Control Unit actively optimizes the pointing of the dish for maximum signal reception This process is called tracking and is accomplished by continuously making small movements of the dish while monitoring the level of the received signal Evaluation of this information is used to continuously move the stabilization point toward peak satellite signal reception These minor pointing corrections keep the signal level as part of normal operation 3 3 Basic System Information 9497B 2 Dual C Band TVRO 3 3 Components of the System Configuration 11 Above Decks Below Decks TVRO if LHCP Horizontal Pal Ships Gyro 55 Figure 3 2 Simplified Block Diagram The following text provides a basic functional overview of the system components and component interconnection as referred to in the simplified block diagra
33. switch the source inputs to the matrix switch from Antenna A to Antenna B and vice versa When used as simple RF Radiation Hazard logic output for a single Sea Tel TX RX antenna this output could be used to suppress RF transmissions while the antenna is pointed where people would be harmed by the transmitted microwave RF power output The SW2 output would be interfaced to the satellite modem to disable the TX output signal from the Satellite TXRX Modem whenever the antenna is within the RF Radiation Hazard zone s When used for FCC TX Mute logic output for a single Sea Tel TX RX antenna this output could be used to suppress RF transmissions whenever the antenna is mis pointed 0 5 degrees or more is blocked searching targeting or unwrapping The SW2 output would be interfaced to the satellite modem to disable mute the TX output signal from the Satellite TX RX Modem When the mute condition is due to antenna mis pointing it will not un mute until the pointing error of the antenna is within 0 2 degrees The default output is contact closure to ground when the antenna is mis pointed therefore provides a ground to Mute the satellite modem on the SW2 terminal of the Terminal Mounting Strip If your satellite modem requires an open to Mute refer to SYSTEM TYPE parameter 16 value to reverse the output logic from the ACU To Test the blockage function 1 2 Press the NEXT key until you are at the Status menu Press ENTER to access
34. the Tracking menu Press the RIGHT arrow key to bring up and move the cursor to the far right Press the UP arrow to simulate a manual BLOCKED condition BLOCKED will appear in the Tracking display Verify that SW2 terminal shorts to ground or open circuit if you have SYSTEM TYPE configured to reverse the output logic and that the external alarms actuate OR the Dual Antenna Arbitrator coax switches toggle if antenna B is not blocked OR the Satellite Modem TX is disabled muted Press the LEFT arrow key and then press the UP arrow key to turn the simulated blocked condition OFF BLOCKED will disappear from the Tracking display Verify that SW2 terminal is open circuit or ground if you have logic reversed and that the external alarms deactivate OR the Satellite Modem TX is un muted The Dual Antenna Arbitrator coax switches should not toggle until you manually block Antenna B ACU 6 2 94978 2 Maintenance and Troubleshooting 7 Maintenance and Troubleshooting This section describes the theory of operation to aid in troubleshooting and adjustments of the antenna system Also refer to the Troubleshooting section of your ACU manual for additional troubleshooting details WARNING Electrical Hazard Dangerous AC Voltages exist inside the Antenna Pedestal Breaker Box Observe proper safety precautions when working inside the Pedestal Breaker Box WARNING Electrical Hazard Dangerous AC Voltages exists on t
35. the strap to tighten nylon straps As the straps are tightened observe the vertical isolation canister assembly as shown in Figure 4 6 Tighten straps until the canister has been pulled down approx to inch Do not over tighten You must leave approximately 1 8 inch clearance between the rubber stops and the azimuth driven sprocket to allow the vertical vibration isolation to function properly NOTE Remove both the straps and the bolts before applying power and returning the antenna to normal operating condition Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO This Page Intentionally Left Blank 7 20 9497B 2 Dual C Band 9497B 2 Technical Specifications 8 9497B 2 Technical Specifications The technical specifications for your Series Above Decks Equipment subsystems are listed below Refer to your ACU manual for its Specifications 8 1 9497 Antenna Reflector Type Diameter D Focal Length f D Weight bare RX Gain RX Gain 8 2 Feed Assemblies Hydro Formed Aluminum Parabola 2 4 Meter 94 inches 0 92 Meter 35 4 inches 0 375 inch 26 kg 57 pounds 39 5 dB at 4 2 GHz 47 5 dB at 12 5 GHz 8 2 1 TVRO 2 amp 5 Dual C Band Linear Feed Assembly Type Receive frequency Polarization Polang control C Band LNB Receive Frequency IF Frequency LO Frequency Noise Figure 8 3 Pedestal Control Unit PCU Prime focus 3 7 4 2 GHz Linear Simultaneous Dual Pol
36. 08 0 26 BELOW 120 5 DELETED ITEM 10s REL TO PRODUCTION WAS e xt S lt DECKS DECKS 22 l ASS Y4 CH D N 8659 M HARNESS 25 N Fe E TVRORECEIVER T TVRORECEIVER CFE 25 7 _ STABILIZED PEDESTAL I HERE sme ENCODER 02 LEVEL QO X CFE j CAGE s TVRORECEIVER CFE 28 CL EL AZ LC W T OMT T H our 31 N LNB LNB JEN 1 46 RECEIVER Uu i 79 ire 55 5 F 19 E 54 92 ccu D 03 e NMEA 13 T 14 51 LL GPS OUT SHIELDED 0 2202 PEDESTAL UNIT F RELAY Massy 1 SHIPS C IN CONTROL UNIT PCB ASS Y RG6 55 SHP UNIT REFERENCE 5 GYRO GPS T m 9 1 I J3 27 DC AND RS 422 44 M amp C HH2 ANTENNA 35 222 30 POWER DC POWER 1 4 INTERFACE S PIN S PIN a HARNESS ASS Y ASSY 5 88 a TERMINALPC 2 L2 L1enp SPY F F M amp C SPLIT 129 2 MODEM 8 19 3 CH 75 1 41 HARNESS ASS Y 5 232 40 57
37. 1 7 05 STRAIN RELIEF WAS 109258 8 10 17 07 ADDED DASH 27 W SIDE ACCESS 4 NOTES TIN SELECT RADOME FAB ASS Y 109119 AS PER SPECIFICATIONS IN CUSTOMERS SALES ORDERS N IT A N A PAN ACCESS SEE DETAIL C N A APPLY ADHESIVE PER SEATEL SPEC 121730 APPLY MASKING TAPE ALONG VERTICAL AND HORIZONTAL EDGES OF ALL PANELS BASE FRAME ASS Y PRIOR TO CAULKING USE SILICON ADHESIVE TO SEAL VERTICAL AND HORIZONTAL EDGES OF ALL PANELS RADOME PANEL RADOME CAP AND ON BASE PAN UNDER PANELS FAB UPPER APPLY ADHESIVE AS PER SEATEL SPEC 121730 TO ALL THREADED FASTENERS AT TIME OF FINAL ASSEMBLY AND TIGHTEN WITH TORQUE WRENCH PER FOLLOWING TABLE SEE DETAIL B DASH TABLE CONFIGURATION oss COLOR FOAM SIDE ACCESS WHITE WHITE WHITE US NAVY GREY BRIT GREY 1 26 DANISH GREY RADOME PANEL FAB SNOW WHITE 65 Ve _ ___ __ _55 9 60 N 1 999 1 ALL AROUND RADOVE BASE PAN RADOME PANEL DETAIL B FAB LOWER SALA 1 8 1020 2 16 BASED WIND VELOCITY 100 HORIZONTAL WIND 870 185 VERTICAL LEG 580 185 OVERTURNING Am FT LBS INSTALLED BY CUSTOMER REQUIRED HOLE SIZE 91 28 RADOME PANEL MATCH DRILL AT ASSEMBLY FAB LOWER RADOME BASE PAN ORIENTATION OF BASE STAND ASSEMBLY WHEN U
38. 12 WS 8 WASHER 114580 011 TO 12 WS 8 NUT 114583 011 TO 12 WS 8 LATCH 108959 TO 3 WS 2 ASS Y W SIDE amp PAN ACCESS CHG ITEM 190 QTY TO 28 ITEM 20 TO 28 ITEM 22 TO QTY 28 AND ITEM 31 TO QTY 7 CHANGED STRAIN RELIEFS FROM 109258 1 TO 109258 8 UPDATED BOM amp DWG NOTES BALLOON 5 amp QTY TO MATCH CURRENT BUILD REARRANGED DASH TABLE MOVED HW FOR SIDE AND PAN ACCESS RADOME FAB ASSY DEL ITEMS 16 19 20 22 29 33 35 5 2 07 15 05 SILICON ADHESIVE CHANGED TO CLEAR FOR DASH 15 16 11 7 05 STRAIN RELIEF WAS 109258 8 07 24 06 ADDED DASH 17 06 09 08 ADDED DASH 18 126 00 RADOME CAP A 10 08 03 07 14 04 63 0 SPH OUTSIDE RADIUS DASH TABLE CONFIGURATION COLOR FOAM SIDE ACCESS 61 5 SPH INSIDE RADIUS v RADOME PANEL FAB RADOME PANEL FAB W SIDE ACCESS 122 00 Ww AA FRENCH NAVY GREY US NAVY GREY BEIGE DUSTY GREY A 18 00 see DETAIL RADOME BASE PAN BASE FRAME ASS Y OTES SELECT RADOME FAB ASS Y 115931 AS PER SPECIFICATIONS IN CUSTOMERS SALES ORDERS N A N A APPLY ADHESIVE PER SEATEL SPEC 121730 APPLY MASKING TAPE ALONG VERTICAL AND HORIZONTAL EDGES OF ALL PANELS PRIOR TO CAULKING USE SILICON ADHESIVE TO SEAL VERTICAL AND HORIZONTAL EDGES OF ALL PANELS RADOME CAP AND ON BASE PAN UNDER PANELS APPLY ADHESIVE PER SEATEL SPEC 121730 TO ALL THREADED FASTENERS AT TIME OF FINAL
39. 14 If AZ TRIM was a negative value 360 TRIM 360 x 255 Example AZ 0450 minus 45 degrees 360 45 360 x 255 315 360 x 255 0 875 x 255 223 125 round of to 223 If Targeting has NOT been optimized allow the antenna to initialize to its home flag position Visually compare the antennas pointing to the bow line of the ship parallel to the Bow Note the antennas position relative to the Bow If it appears to be very close to being parallel to the bow HFO will probably not be needed and you can proceed with Optimizing Targeting If it is NOT close initialization was 360 0 driving the azimuth CW note if the antenna 000 0 appears to have stopped before it got to the Bow or if it went past the Bow You may be able to guess an approximate amount of how many degrees the antenna is from the bow This is only intended to help you initially find the satellite which direction you will have to drive and approximately how far you will have to drive Refer in general terms to the 210 0 Optimizing Targeting procedure If the antenna stopped before it got to the bow line When you initially target a satellite the antenna will also stop prior to the satellite position so you that will have to drive the Azimuth of the antenna UP to actually find the satellite Using the same basic procedure as in the Optimizing Targeting paragraph 180 0 Figure 5 2 Antenna stopped before t
40. 44 Radome Assembly Type Material Size Base Hatch size Side Door Number of panels Installed height Installed weight RF attenuation Wind Ingress Protection Rating Rigid dome Composite foam fiberglass 144 Diameter x 142 High 18 high x 34 wide 18 wide x 36 high Twelve panels 6 upper amp 6 lower panels one top cap and one base pan 164 including base frame if mounted with standard Legs 148 if Flush mounted MAX 1800 LBS including Antenna Pedestal Assembly 1 5 dB 6 GHz dry 1 5 dB 12 GHz dry 1 5 dB 14 GHz dry Withstand relative average winds up to 100 MPH from any direction All Sea Tel radomes have an IP rating of 56 NOTE Radome panels can absorb up to 5026 moisture by weight Soaked panels will also have higher attenuation 8 3 9497B 2 Technical Specifications 8 8 8 9 9497B 2 Dual C Band TVRO Environmental Conditions ADE Temperature Humidity Spray Icing Rain Wind Vibration Frequency Range Hz 20 degrees C to 55 degrees C Up to 100 40 degrees Non condensing Resistant to water penetration sprayed from any direction Survive ice loads of 4 5 pounds per square foot Degraded RF performance will occur under icing conditions Up to 4 inches per hour Degraded RF performance may occur when the radome surface is wet Withstand relative average winds up to 100 MPH from any direction Withstand externally imposed vibrations in al
41. 94520 Doc 119360 A Phone 925 798 7979 Fax 925 798 7986 Revision History REV ECO Date Description By A N A September 24 2008 Initial Production Release MDN 1 November 3 2008 Updated logo and font MDN 1 Table of Contents INTRODUCTION 1 1 GENERAL SYSTEM DESCRIPTION gt 12 uie c SYSTEM COMPONENTS Sud S SGS 1 4 GENERAL SCOPE OF THIS 1 5 QUICK OVERVIEW CONTENTS tct A M 2 1 SYSTEM POWER UP MEM 22 ANTENNA INITIALIZATION U u A a a ss 2 3 ANTENNA STABILIZATION 2 4 STABILIZED PEDESTAL ASSEMBLY OPERATION 2 5 TRACKING OPERATION e RE E RE Rt e RE RR eds 2 6 ANTENNA POLARIZATION 2 7 Low NOISE BLOCK CONVERTER OPERATION 2 8 RADOME ASSEMBLY BASIC SYSTEM INFORMATION Beles SATELLITE BASICS eee
42. ASSEMBLY AND TIGHTEN WITH TORQUE WRENCH PER FOLLOWING TABLE V4 20 55 28 60 5716 38 100 24 14 3 2 16 242 245 16 182 0 8 INSTALLED BY CUSTOMER REQUIRED HOLE SIZE 21 28 RADOME PANEL 9 MATCH DRILL AT ASSEMBLY Sea Tel FAB LOWER RADOME BASE PAN APPROVED BY RADOME PANEL FAB UPPER A SEALANT ALL AROUND RADOME PANEL FAB LOWER RADOME BASE PAN DETAIL 8 SCALE 1 10 LIP TYP TOLERANCES UNLESS OTHERWISE SPECIFIED RADOME BASE PAN W HATCH DOOR GOOLE A SEALANT ALL AROUND 1 20 07 01 97 X X 050 X XX X XXX DRAWING SIZE C BASE FRAME ASS Y DOCUMENT NO 117085 REV C SECTION 6 PLACES HATCH ASSEMBLY DETAIL C SCALE 1 10 ANGLES RADOME ASSEMBLY 126 3rd ANGLE PROJECTION 126 RADOME DRAWING NUMBER REVISION 111678 SINGLE LEVEL MFG BILL MATERIAL m PART NO DESCRIPTION REFERENCE DESIGNATOR 8 SLICONE ADHESWE WHT TV 122 104 1 HAROWARE KIT Fa Panone Fas assy won wares 1 s emen 8 STRAINREUEFASSY 0 150858 mazori ss navos nrmo 0 olmassa 190858 4 9 4 12 56 58 00 ra 0 _ WASHER FENDER 1 4 SS 5600 1 nemen A 28 109783 2 WRENCH L
43. E E 8 1 8 4 UNLIMITED AZIMUTH MODEMS 3 8 1 8 5 STABILIZED ANTENNA PEDESTAL ASSEMBLY essent ttt ttt ttt 8 2 8 6 126 RADOME ASSEMBLY annassa 8 3 8 7 144 RADOME ASSEMBLY ananassa 8 3 8 8 ENVIRONMENTAL CONDITIONS ADB a 8 4 8 9 Eu 8 4 89 1 Antenna Control Cable Provided from ACU MUX sa 8 4 8 9 2 Antenna L Band TVRO IF Coax Cables Customer Furnished 8 4 8 9 3 Power Cable Above Decks Customer Furnished asa 8 5 8 9 4 Gyro Compass Interface Cable Customer Furnished ttt 8 5 8 9 5 Fiber Optic Transmitter CFE Optional a 8 5 MODEL 9497B 2 DRAWINGS nn SSS SSSA SES 9 1 9 1 MODEL SPECIFIC D AVI C 9 1 9 2 SERIES 97A amp GENERAL DRAWINGS 4 424 210 000 9 1 Vii Table of Contents This Page Intentionally Left Blank vili 9497B 2 Dual C Band TVRO Introduction 1 Introduction 1 1 Genera
44. G Antenna Pedestal must be properly restrained stowed to prevent damage to wire rope isolators isolator springs and or antenna pedestal mechanism during underway conditions when power is removed from the antenna assembly The normal operating condition for the Sea Tel Antenna system is to remain powered up at all times This ensures that the antenna remains actively stabilized to prevent physical damage to the antenna pedestal and reduce condensation and moisture in the radome to prevent corrosion If for some reason the antenna must be powered down during underway transits it should be secured with nylon straps regardless of sea conditions to prevent damage to the antenna system Refer to the procedure below to secure the antenna pedestal Equipment amp Hardware needed Two 2 7 13 x 2 inch Stainless Steel bolts e Two 2 Nylon straps with ratchet mechanism Nylon straps must be rated to 300 Ibs Working load capacity and 900 1 5 Max rated capacity Stowing procedure 1 Pointthe antenna to Zenith 90 degree elevation angle straight up 2 Install one 1 12 13 x 2 inch bolt into the inside of each elevation beam as shown in Figure 1 7 18 9497B 2 Dual C Band Maintenance and Troubleshooting 3 Hook one end hook of the nylon strap to bolt in elevation beam as shown in Figure 2 4 Hookthe other end hook of the nylon strap to the pedestal mounting frame as shown in Figure 3 5 Use the ratchet of
45. H PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV COMMON 01 Jul 08 128303 1 A 8 7 6 5 4 3 2 1 REVISON HISTO RY REV ECO DATE DESCRIPTION 6 30 08 NOTES UNLESS OTHERWISE SPECIFIED 1 APPLY ADHESIVE PER SEATEL SPEC 121730 2 TORQUE THREADED FASTENERS PER SEATEL SPEC 122305 A IDENTIFY PER SEA TEL SPEC 122930 APPROX WHERE SHOWN UNLESS OTHERWISE SPECIFIED DRAWN BY DIMENSIONS ARE IN INCHES SMS Sea XX 050 5206 CAT 020 5 20 08 Tel 925 798 7979 Fax 925 708 7986 X XXX 005 APPROVED BY ANGLES 5 INTERPRET TOLERANCING ASME 14 5 1994 5 MATERIAL APPROVED DATE FINISH SIZE SCALE DRAWING NUMBER REV 115 128303 10 1 3 1
46. INSTALLATION AND OPERATION MANUAL FOR SEA TEL MODEL 9497B 2 DUAL C BAND TVRO ANTENNA Sea Tel Inc 4030 Nelson Avenue Concord CA 94520 Tel 925 798 7979 Fax 925 798 7986 Email seatel cobham com Web www cobham com seatel Sea Tel COBHAM Sea Tel Europe Unit 1 Orion Industrial Centre Wide Lane Swaythling Southampton UK SO 18 2HJ Tel 44 0 23 80 671155 Fax 44 0 23 80 671166 Email seatel cobham com Web www cobham com seatel Sea Tel Inc doing business as Cobham SATCOM November 3 2008 Document No 128367 Revision A1 These commodities technology or software were exported from the United States in accordance with the Export Administration Regulations Diversion contrary to U S law is prohibited Sea Tel Marine Stabilized Antenna systems are manufactured in the United States of America lt gt Sea is ISO 9001 2000 registered company Certificate Number 19 2867 was issued August 12 2005 Sea Tel was originally registered on November 09 1998 The Series 00 Family of Marine Stabilized Antenna Pedestals with DAC 97 or DAC 03 Antenna Control Unit complied with the requirements of European Norms and European Standards EN 60945 1997 and prETS 300 339 1998 03 on April 6 2004 Sea Tel C 3 document number 122982 European Union Declaration of Conformity Marine Navigational Equipment is available on request Copyright Notice Rights Reserved The informatio
47. Matrix Switch to the a the LNB All four are provided even if you are only currently using two for the LNB you presently have installed on your antenna These cables ultimately provide the input signal into the satellite receiver s And finally one coax is installed as a spare Figure 3 3 Series 97 TVRO Above Decks Equipment 3 3 2 Antenna Control Unit The Antenna Control Unit allows the operator to control and monitor the antenna pedestal with dedicated function buttons LED s and a 2 line display The ACU and its Terminal Mounting Strip are normally mounted in a standard 19 equipment rack The ACU should be mounted in the front of the equipment rack where it is easily accessible The Terminal Mounting Strip is normally mounted on the rear of the equipment rack It is recommended that the antenna control unit be mounted near the Satellite modem location where you can see the LED indicators while you are controlling the antenna The Antenna Control Unit is connected to the antenna ships Gyro Compass and Satellite modem SEA TEL INC MASTER DAC 2202 VER 6 00 Figure 3 4 Antenna Control Unit The Antenna Control Unit ACU communicates via an RS 422 full duplex data link with the Pedestal Control Unit PCU located on the antenna This control signal to from the antenna is on the Coax cable along with the L Band Receive IF from the LNB The Pedestal Control Unit stabilizes the antenna against the ship s roll pitch and turn
48. Press CTRL Comm Diagnostics Ctrl C LOS Pointing N7 Parameter Ctrl N Burn In Room Excersise Ctrl B Bring Active Tools to Front Ctrl F 7 10 9497B 2 Dual C Band Maintenance and Troubleshooting 25 Left mouse click on the us Icon Comm Diagnostics Last Sent 26 Right mouse click on the 3 icon This will display a list box with the status of the above decks pedestal filtered into 3 sections Items preceded with a check marks indicate a flagged status See matrix below for further information on each state DishScan Tilt Mode Sat Reference Normal Mode Save Remote Slow Scan Sat Reference DishScan Unwrap Data 3 v Data2 AZ Target Valid Heading PCU PCU Error PCU Init Hi ELevation AZ Reference Error AZ Servo Limit LV Servo Limit CL Servo Limit State Description PCU Status Word 1 Slow Scan Indicates antenna is in a specialized mode Slow Scan which is required when ever a test requires driving the antenna 5 Sat Reference Indicates that satellite reference mode is enabled DishScan Indicates that DishScan Drive is enabled Unwrap Indicates that the antenna is currently in an Unwrap state This is not a valid error for unlimited azimuth antenna systems Data 3 Indicates active communication between above decks and below decks equipment at the time of query Data 2 Indicates
49. S ASSEMBLY P N 121425 3 rov D T Eco DATE N A 19 24 081 DWG UPDATED P N 127513 1 PCU ENCLOSURE ASSY REFLECTOR HARNESS ASSEMBLY P N 123331 4 SHIELDED POLANG AUX RELAY ASS Y P N 116024 3 COOOO OOOO 001 DIO 4 INPUT GND 011 Doo Dia 4 INPUT 15 PIN Ja D SUB DA 15P NOTES A REFER TO DRAWING 126374 SCHEMATIC PEDESTAL XX97B FOR CONNECTION DETAILS 121172 PCB SCHEMATIC 3 AXIS PCU 126374 SCHEMATIC PEDESTAL HARNESS XX97B 116280 PCB SCHEMATIC SHIELDED POLANG AUX RELAY 128359 SYSTEM BLOCK DIAGRAM XX97B 2 117149 MODEM PCB SCH 128356 SYSTEM 9497B 2 128355 SYSTEM 8897B 2 Sea di Tel Inc CONCORD SYSTEM DUAL C BAND RX ONLY ACH RJ SHT t 428360 1 1 MODEL XX97B 2 4CH SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR i nores 4 ensuss rceostmutassy OO i FED assy DUAL Ta 16 62 5 TE NYLON 7SIN NATURAL norom 4 SCREW vaza of 4566 542 memes 1 1 s ol 4506 27 e memos a
50. SED WITH COOLING UNIT ASSEMBLY REFERENCE GENERAL ASSEMBLY RADOME BASE PAN 7 W HATCH DOOR ALL AROUND TOLERANCES UNLESS OTHERWISE SPECIFIED Sea Tel XX 050 DE X XX BASE FRAME ASS Y SECTION DETAIL C RADOME ASSEMBLY 144 HATCH ASSEMBLY 7 ANGLES SCALE 1 10 DRAWING NUMBER REVISION 6 PLACES 3rd ANGLE PROJECTION 111365 DOCUMENT NO 117085 REV C SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR A 123724 1 B RADOMEBASEFRAMEASSY 75INSTEE 123726 1 RADOME BASE PAN FAB WHITE 1 123728 2 RADOME PAN ACCESS ASS Y WHITE 114586 540 SCREW HEX HD 1 4 20 x 1 1 4 S S NENNEN 12 amp 114580 029 WASHER FLAT 1 4 5 5 53 114583 029 NUT HEX 1 4 20 S S RADOME BASE ASS Y 75 IN STL PAN SHT 1 OF 1 DRAWING NUMBER REV COMMON 25 Sep 08 123723 1 B1 ECO DATE DESCRIPTION NOTES UNLESS OTHERWISE SPECIFIED N A RELEASED TO PRODUCTION 1 APPLY ADHESIVE PER SEA TEL SPEC 121730 NONE 04 13 05 9 ADDED NONE 04 29 05 9 BASE FRAME WS STL LG FOOT BASE PAN WS P N 123726 2 85 4866 05 31 05 FOR 5 6 8 9 BASE WAS P N 123726 1 01 24 07 ADD INTERNAL AC PAN FAB CUTOUTS NOT PREVOUSLY SHOWN HEX SCREW 1 4 20 X 1 25 FLAT WASHER FLAT WASHER
51. SINGLE LEVEL MFG BILL MATERIAL DESCRIPTION REFERENCE DESIGNATOR we rion oase mokra 82 7170107 8 onele assy CATS JUMPER Jonesy 120 109391 A F BULLET SYSTEM BLOCK DIAGRAM 9497B 2 PROD FAMILY EFF DATE DRAWING NUMBER REV 25 Sep 08 iio 128359 2 8 7 6 5 4 3 2 1 REVISION HISTORY REV DATE DESCRIPTION ITEM 21 WAS P N 115708 2 ITEM 25 WAS P N 116000 2 ITEM 27 WAS P N 121966 2 ANTENNA POLANG ASSEMBLY DRIVE MOTOR 50 WAS P N 114178 ITEM 102 P N WAS 118423 2 ITEM 116 P N WAS 127833 1
52. T to a value that is mid way between the high amp low values you just observed Save your new POL OFFSET value refer to Save New Parameters in your ACU manual 5 4 Calibrating Relative Antenna Position Home Flag Offset During initialization azimuth drives the CW antenna until the Home Switch is contacted which presets the relative position counter to the value stored in the Home Flag Offset This assures that the encoder input increments decrements from this initialization value so that the encoder does not have to be precision aligned The Home Switch is a micro switch with a roller arm which is actuated by cam mounted on the azimuth driven sprocket it is a hall sensor which is actuated a magnet mounted on the azimuth driven sprocket which produces the Home Flag signal 5 1 Setup 9497B 2 Dual C Band TVRO The Home Flag Offset is a value saved in NVRam Non Volatile RAM in the PCU This value is the relative position of the antenna when the home switch is engaged Presetting the counter to this value assures that when the antenna is pointed in line with the bow of the ship the counter will read 000 0 Relative 360 0 000 0 In most cases when the antenna stops at the home flag it will be pointed in line with the Bow of the ship 360 0 In these cases Home Flag Offset HFO should be set 000 0 to zero When Optimizing Targeting small variations up to 5 0 degrees Azimuth usin
53. Terminal Mounting Strip 4 6 2 Other BDE Equipment Refer to the vendor supplied manuals for installation of the other below decks equipment Cable Terminations 4 7 1 At The Radom 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 47 2 ACU amp 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 amp Control connection s from a PC Computer are also contained in the ACU manual 4 7 3 Other BDE Equipment Refer to the vendor supplied manuals for installation of the other below decks equipment Final Assembly 4 8 1 Remove Stow Braces Restraints Remove the restraints from the antenna and verify that the antenna move
54. The receiver settings are especially important At this point you should be able to target the desired satellite Continue with the setup steps below to optimize the parameters for your installation 52 Optimizing Targeting First assure that all of your Ship amp Satellite settings in the ACU are correct Target the desired satellite immediately turn Tracking OFF and record the Azimuth and Elevation positions in the ANTENNA display of the ACU these are the Calculated positions Turn Tracking ON allow the antenna to Search for the targeted satellite and assure that it has acquired and peaks up on the satellite that you targeted Allow several minutes for the antenna to peak on the signal and then record the Azimuth and Elevation positions while peaked on satellite these are the Peak positions Again assure that it has acquired the satellite that you targeted Subtract the Peak Positions from the Calculated Positions to determine the amount of Trim which is required Refer to the ACU Setup information to key in the required value of Elevation Trim Continue with Azimuth trim then re target the satellite several times to verify that targeting is now driving the antenna to a position that is within 1 0 degrees of where the satellite signal is located EXAMPLE The ACU targets to an Elevation position of 30 0 degrees and an Azimuth position of 180 2 Calculated you find that Peak Elevation while ON your desired satellite is 31 5 deg
55. Y ANGLES i 5 INTERPRET TOLERANCING PER ASME 14 5 1994 SYSTEM 9497B 2 MATERIAL APPROVED DATE FINISH SIZE SCALE DRAWING NUMBER REV 3rd ANGLE PROJECTION FIRST USED 94978 2 SHEET NUMBER 1 OF 1 2 8 7 6 5 4 3 1 DOCUMENT NO 124225 4 A SINGLE LEVEL MFG BILL MATERIAL DESCRIPTION REFERENCE DESIGNATOR 1 1282693 X ANTENNAASSY S497B2 TVRO 412961 0000 82 FEED ASS Y DUAL C TVRO DISHSCAN 20 1171684 MODEMASSY PEDESTAL3CH 75OHM O L s 23 1 s 425434 PCUASSY XX97B STD SUBEST EDEN CIEN 27 1 1219666 01 ANTENNA 3205 28 1 Home switch assy SHIELDED 30 1 1214253 4 HARNESSASSY INTERFACE 4008 311 1 1263753 x2 HARNESSASSY PEDESTAL S ae a E U U 51 ROTARY JOINT 4RF 2DC 60 HARNESS ASS Y 2 CH RG 6 F M 61 CABLE ASS Y RG 179 COAX SMA RA T 62 1 127963 00GRN A CABLE 88 RG 179 COAX F TO FRA o N 101 EA 128279 1 X1 BELOW DECK KIT 4CH Seat Tel SYSTEM BLOCK DIAGRAM 9497B 2 PROD FAMILY EFF DATE DRAWING NUMBER REV
56. and assure that equipment used to lift hoist this system is rated accordingly CAUTION The antenna radome assembly is very light for its size and is subject to large swaying motions if hoisted under windy conditions Always ensure that tag lines attached to the radome base frame are attended while the antenna assembly is being hoisted to its assigned location aboard ship Assure that the antenna is restrained before hoisting Check that all nuts on the base frame assembly are tightened according the torque values listed below Using a four part lifting sling and with a tag line attached to the radome base frame hoist the antenna assembly to its assigned location aboard ship by means of a suitably sized crane or derrick The radome assembly should be positioned with the BOW marker aligned as close as possible to the ship centerline Any variation from actual alignment can be compensated with the AZIMUTH TRIM adjustment in the ACU so precise alignment is not required 4 7 Installation 4 6 4 7 4 8 4 9 9497B 2 Dual C Band TVRO 45 2 Install Antenna Radome Baseframe Bolt or weld the legs of the radome base frame directly to the ship s deck If the deck is uneven or not level weld clips to the deck and attach them to the legs of the radome base frame When completed the radome base must be level Install BDE Equipment 4 61 amp TMS Refer to the Antenna Control Unit manual for installation of the ACU and the
57. antenna Do NOT remove any of the drive belts Balancing is accomplished by adding or removing balance trim weights at strategic locations to keep the antenna from falling forward backward or side to side The antenna system is not pendulous so balanced is defined as the antenna remaining at rest when left in any position The antenna should be balanced within one ounce at the typical trim weight location of 10 inches from the axis of rotation 2 3 4 7 4 2 Turn Antenna power To turn OFF antenna drive AZ EL amp CL follow the Pedestal Control Unit Configuration procedure in this chapter to set the PCU configuration to N0000 but do NOT save Balance the antenna elevation axis with the elevation near horizon referred to as front to back balance by adding or subtracting small counter weights Then balance Cross Level axis referred to as left right balance by moving existing counter weights Do NOT add counter weight during this step Last balance the Elevation Axis with the antenna pointed at zenith referred to as top to bottom balance by moving existing counter weights Do NOT add counter weight during this step When completed the antenna will stay at any position it is pointed in for at least 5 minutes with little to no ship motion Turn antenna power OFF and then back to re Initialize the antenna This will also turn antenna drive AZ EL amp CL back ON 24 VDC Polang Alignmen
58. arity 24 volt DC motor with position feedback 3 7 4 2 GHz 950 1450 MHz 5 15 GHz 15 deg C typical The PCU Assembly contains 1 Printed Circuit Board PCB It is the main control board Connectors Antenna Pedestal M amp C Interface GPS Input Controls M amp C Interface 44 Pin D Sub connector 15 Pin D Sub connector BNC connector None 9600 Baud RS 422 8 4 Unlimited Azimuth Modems 3 Channel Combined Signals Connectors TX RX IF Rotary Joint TVRO option DC Ped M amp C 950 3000 MHz Ku Band RX IF less if not stacked 3 7 4 2 GHz C Band RX RF 1 1 1 5 or 0 7 1 9 MHz FSK Pedestal M amp C SMA Connector SMA Connector Type F 9 pin D Sub Connector 8 1 94978 2 Technical Specifications 9497B 2 Dual C Band TVRO 8 5 Stabilized Antenna Pedestal Assembly Type Three axis Level Cross Level and Azimuth Stabilization Torque Mode Servo Stab Accuracy 0 3 degrees MAX 0 15 degrees RMS in presence of specified ship motions see below LV amp CL motors Size 34 Brushless DC Servo motor with integrated brake AZ motor Size 34 Brushless DC Servo motor with integrated encoder Inertial Reference Solid State Rate Sensors Gravity Reference Two Axis Fluid Tilt Sensor AZ transducer 256 line optical encoder integrated in AZ motor home switch Range of Motion Elevation 15 to 110 degrees Cross Level 25 degrees Azimuth Unlimited Polarization 44 90 degrees Elevation Pointing 0 to 90 degrees wit
59. ation of the feed as necessary while the ship travels in Latitude and Longitude 3 2 5 Stabilization Your antenna is stabilized in all three axes of motion Stabilization is the process of de coupling the ships motion from the antenna Simply put this allows the antenna to remain pointed at a point in space while the boat turns rolls or pitches under it To accomplish this the Pedestal Control Unit PCU on the antenna pedestal assembly senses the motion and applies drive to the appropriate motor s in opposition to the sensed motion Azimuth AZ Elevation EL and Cross Level left right tilt are actively stabilized automatically by the PCU as part of its normal operation 3 2 6 Search Pattern Whenever the desired satellite signal is lost such as when the antenna is blocked the Antenna Control Unit will automatically initiated a Search to re acquire the desired signal Search is conducted in a two axis pattern consisting of alternate movements in azimuth and elevation The size and direction of the movements are increased and reversed every other time resulting in an expanding square pattern When the antenna is able to re acquire the desired signal the ACU will automatically stop searching and begin Tracking the signal to optimize the pointing of the antenna to get the highest signal level from the satellite The Satellite Identification Receiver located in the Antenna Control Unit ACU is used to acquire identify and track a
60. ation will be highest when the satellite is at the same longitude that you are on If the satellite is east or west of your longitude the elevation angle will be lower 9497B 2 Dual C Band TVRO Basic System Information 3 2 3 Feed Assembly The scalar section of the feed is fitted with a polarization motor and a potentiometer for position feedback required for linear signal operation The feed may be fitted for Linear or Circular reception The appropriate LNA LNB or LNC must be installed on the Linear or Circular section of the feed to receive the frequencies of the desired satellite When a Linear feed is installed the ACU automatically adjusts the feed by remotely controlling the 24 volt DC motor using the potentiometer feedback for Linear polarization position Auto Polarization mode When a Circular feed is installed no polarization adjustment is required because the circular feed receives the signal properly regardless of its polarization position The feed may be dual band C Band and Ku Band allowing you to use either band The Tracking Band Selection remotely controls coax switches mounted on the antenna pedestal to select which LNB outputs are routed through the antenna pedestal to the Below Decks Equipment 3 2 4 Antenna polarization You have a linear polarization feed installed the system should have been adjusted properly and set up to operate in Auto Polarization mode The ACU will then automatically adjust the polariz
61. below decks equipments Prepare other locations throughout ship for any other equipment which is not co located with the ACU 4 3 5 Installing Th m Install appropriate cables from Below Decks Equipment to the ADE Location s The cables must be routed from the above decks equipment group through the deck and through various ship spaces to the vicinity of the below decks equipment group When pulling the cables in place avoid the use of excessive force Exercise caution during the cable installation to assure that the cables are not severely bent proper bend radius kinked or twisted and that connectors are not damaged Assure that the cables have been run through watertight fittings and or will not permit water entry into the ship when the installation is completed After cables have been routed and adjusted for correct cable length at each end seal the deck penetration glands and tie the cables securely in place 44 Assembling the ADE The assembly procedure described below begins by sub assembling sections of the baseframe radome and pedestal Then these are assembled to form the ADE Your system can be purchased with a 126 radome or a 144 radome please follow the appropriate assembly instructions below for your radome 4 2 9497B 2 Dual C Band TVRO Installation 44 1 126 Radome Baseframe and Antenna Pedestal System Assembly Refer to the System Block diagram General Assembly Radome Assembly and Base frame Assembly drawings
62. by using the reflector mounting hardware provided Position the antenna over the four antenna support struts the antenna and the dish mounting clips are numbered or color coded make sure they match Insert the four mounting bolts washers and nuts apply Loctite and tighten 19 Attach the 15 pin connector on the antenna reflector harness to the shielded Polang Aux Relay box Connect the IF receive coax cables from the feed to the pedestal Modem or coax relay switch panel according to the block diagram 20 Using a four point web lifting sling and lifting clips lift the upper half of the radome up over the antenna pedestal and set it onto the lower side panels aligning the painted numbers on the radome panels 4 5 Installation 21 22 23 24 442 Refer to the System Block diagram General Assembly Radome Assembly and Baseframe Assembly drawings for your system 9497B 2 Dual C Band TVRO Loosely attach the upper and lower halves of the radome using the hardware provided Do NOT tighten the bolts at this time Insert wedges between the upper side panel assembly and the lower side panel assembly to hold open a space wide enough to install a good bead of silicone caulk between it and the lower side panels then remove the wedges and firmly tighten all the bolts Clean excess caulking off the inside and outside of the perimeter of the equator line of the radome Gently restrain the antenna
63. cable Step 1 Turn Off DishScan Drive Using the DAC2202 ACU Front Panel 1 Goto Remote Command window by pressing and holding the two LEFT amp RIGHT arrows 4 until the EL TRIM parameter is displayed 2 Press and release both Left amp Right arrow keys again The SAVE NEW PARAMETERS window should now be displayed 3 Press either the 4 ENTER key or the V DOWN key until the REMOTE DishScan TG parameter is displayed P 4 Press the RIGHT arrow to activate selection then press the s Up arrow to toggle state to OFF Press the 4 ENTER key Note You will see that an error code 16 is generated when DishScan movement is off Using DacRemP 1 Click on the ERN icon in the Comm Diagnostics window Verify that DishScan is turned off by clicking the Error LED on main display panel there should be a check mark next to Conscan DishScan Steps 2 7 will require assistance to observe and operate antenna simultaneously Step 2 At Antenna If not already installed place a circular level bubble on top lid of level cage Step 3 On the ACU front Panel press either the 4 ENTER key or the 57 DOWN arrow key until the REMOTE TILT window is displayed Step 4 Push the RIGHT arrow key activate Remote Tilt Mode Step 5 Based on the feedback from the technician observing the circular bubble the technician which operating the ACU will need to use the arrow keys to rotate the stabilized antenna mass from
64. ch Insert the four mounting bolts washers and nuts apply Loctite 271 and tighten Attach the 15 pin connector on the antenna reflector harness to the shielded Polang Aux Relay box Connect the IF receive coax cables from the feed to the pedestal Modem or coax relay switch panel according to the block diagram Using a four point web lifting sling and lifting clips lift the upper half of the radome up over the antenna pedestal and set it onto the lower side panels aligning the painted numbers on the radome panels Loosely attach the upper and lower halves of the radome using the hardware provided Do NOT tighten the bolts at this time Insert wedges between the upper side panel assembly and the lower side panel assembly to hold open a space wide enough to install a good bead of silicone caulk between it and the lower side panels then remove the wedges and firmly tighten all the bolts Gently restrain the antenna prior to lifting the ADE onto the ship to restrict movement inside the radome during the lift KDE fer Install Stow Braces or other restraints on the Antenna Pedestal Attach shackles and web type lifting harness to the four lifting holes in the base frame Installing The ADE 4 5 1 WARNING Hoisting with other than webbed four part sling may result in catastrophic crushing of the radome Refer to the specifications and drawings for the fully assembled weight of your model Antenna Radome
65. de OFF If you change this remote parameter you must save the change using REMOTE PARAMETERS If DishScan is OFF and the Step Integral parameter is set to 0000 you will get a constant ERROR 0016 DishScan error and you will see zeros flashing in the lower left of the Azimuth and Elevation ENTRY menu displays This is a visual indication that DishScan is turned OFF 7 3 10 llite Reference M The ships gyro compass input to the ACU may be accurate and stable in static conditions and yet may NOT be accurate or stable enough in some underway dynamic conditions If there is no gyro compass or if the 7 9 Maintenance Troubleshooting 9497B 2 Dual C Band TVRO input is corrupt not stable or not consistently accurate the tracking errors will become large enough to cause the antenna to be mis pointed off satellite Satellite Reference Mode will uncouple the gyro reference from the azimuth rate sensor control loop This decoupling of the Gyro source only happens 5 minutes after an azimuth command has been sent to the antenna by means of an AZ target command a search pattern initiated or the a Satellites longitudinal position is targeted When operating in Satellite Reference Mode changes in ships gyro reading will reflect its changes to the ACU s display but will not directly affect the azimuth control loop The Pedestal Control Unit will stabilize the antenna based entirely on the azimuth rate sensor loop and the tracking information from Di
66. de ed ua a P u a eut 4 6 1 iss RR REND 46 2 Other BDE Equipment e ce lt adiac a tt dca uc 4 74 iN 4720 DCU S st pae e deepest ee MEL 47 3 Other BDE Equipment 4 8 eEINALASSEMBDY esit tob tte e eit caste eto n 48 1 Remove Stow Braces Restraints nanas 48 2 Verify all assembly and Wiring connections 48 3 Balance Antenna Pedestal ttt ttt ttt ttti 49 POWER PTHE ADE tt p CREARE ERE AR t 491 Initialization 492 Home Positi n 493 BDE a i 1 0 8 5 1 OPERATOR SETTINGS ctt ettet Rc 552 OPTIMIZING TARGETING a e e e te t 5 3 OPTIMIZING AUTO POLARIZATION TVRO es 5 4 CALIBRATING RELATIVE ANTENNA POSITION HOME FLAG 3 5 1 asas 5 1 541 i b Rb RE UB 5 2 542 To Enter the value 5 3 5 5 RADIATION HAZARD AND BLOCKAGE MAPPING AZ LIMIT PARAMETERS
67. de panels using the hardware provided to form the upper half of the radome Do NOT tighten the bolts at this time Open each seam wide enough to install a good bead of silicone caulk then firmly tighten all the bolts in that flange Repeat until all flanges are sealed 4 6 9497B 2 Dual C Band TVRO Installation 4 5 12 4 4 3 Apply a good bead of silicone caulk all the way around the top cap Install the cap into the upper radome panel assembly using the hardware provided and tighten all the bolts Set the lower half of the radome assembly on the base pan aligning the painted numbers on the radome panels Loosely attach the lower side panel assembly to the base frame using the hardware provided Do NOT tighten the bolts at this time Lift the lower side panel assembly wide enough to install a good bead of silicone caulk between it and the base pan then firmly tighten all the bolts Fasten the antenna pedestal assembly complete with base stand to the base pan using the 1 2 13 x 1 1 2 or the 3 8 16 x 1 1 2 inch bolts inserted from the bottom up and install a flat washer a lock washer and a nut in each mounting hole Apply Loctite 271 and tighten securely Attach the antenna assembly reflector struts and feed to the stabilized pedestal by using the reflector mounting hardware provided Position the antenna over the four antenna support struts the antenna and the dish mounting clips are numbered or color coded make sure they mat
68. e ettet 3 5 3 3 3 Above Decks AC Power Supply ttt ttt ttt 3 6 334 Satellite Receivers UR RR nasus 3 3 5 ot 336 Matrix ote ete e RR teet oe cer t de oou tape INSTALA T ON 1 a S 4 1 GENERAL CAUTIONS amp WARNINGS 4 2 SITE SURVEY 2 4 3 PREPARING FOR THE INSTALLATION 431 Unpack Shipping Grates RR E I RR RR ER 4 2 432 Inspect Inventory scere rte i eriam 4 2 433 gt Prepare ADE Mounting Location 4 2 4 34 Preparing BDE Location 4 2 Table of Contents 435 Installing The System Cables 4 4 R 441 126 Radome Baseframe and Antenna Pedestal System Assembly 4 3 442 144 Radome Baseframe and Antenna Pedestal System Assembly 4 6 443 lt Preparing the ADE for ene e e HR Red 4 7 4 5 INSTALLING THE ADE 451 e 452 Install Antenna Radome Baseframe anu 4 8 4 6 INSTAL BDE EQUIPMENT eee etit
69. e Base Frame Assembly Installation Arrangement Series 97A amp 00 General Drawings Title Belt Kit xx97B xx00B Motor Kit xx97B xx00B Comprehensive Spare Parts Kit xx97B xx00B Pedestal Harness Schematic Model xx97B xx00B Base MUX Rack Panel Assembly 9 1 Model 9497B 2 Drawings 9 5 9 7 9 10 9 12 9 13 9 15 9 17 9 19 9 21 9 23 9 25 9 26 9 27 9 28 9 29 Model 9497B 2 Drawings 9497B 2 Dual C Band TVRO This Page Intentionally Left Blank 9 2 SINGLE LEVEL MFG BILL MATERIAL PART NO DESCRIPTION REFERENCE DESIGNATOR _ 1 mes RADOME assy 128 1 1994 BASE ASSY 75 STLNOAS gt ANTENNA assy sorsero 1 128865 CUSTOMER DOC PACKET 949752 NoT Shown 1 4112259951 B SHIPSTOWAGEKIT x97 124877 1 DECAL KIT XX97 SEATEL 126 IN 144 IN R NOT SHOWN SYSTEM 9497 2 TVRO STANDARD 126 RADOME PROD FAMILY EFF DATE SHT 1 OF 1 DRAWING NUMBER REV 97 TVRO 25 Sep 08 129013 1 A 8 7 6 5 4 3 2 1 REVISION HISTORY evs story REFERENCE DRAWINGS B 128359 SYSTEM BLOCK DIAGRAM 128560 ANTENNA SYSTEM SCHEMATIC 126574 PEDESTAL HARNESS SCHEMATIC 125908 INSTALLATION ARRANGEMENT 124877 DECAL KIT XX97 DASH DESCRIPTION STANDARD 126 RADOME TOLERANCES LL Sea Tel DRAWN DATE 4030 NELSON AVENUE 050 9 18 08
70. e Mode d ettet tee detects 7 3 11 Read Decode ACU Error Code 0008 Pedestal Function Error 7 3 12 Remote GPS LAT LON Position 7 4 On 1 41 Balancing the Antennas ie REIR 7 4 2 24 0 loud ned 7 15 744 ToReset Reinitialize the ttt ttti ttt ttt 7 16 7 5 PEDESTAL CONTROL UNIT CONFIGURATION 97 amp 00 7 17 7 5 1 MODEL CONFIGURATION NUMBERS ttt ttt tetti 7 17 7 65 ANTENNASTOWINGPROGEDURE tere ceti ect ie dite eee e Ee 7 18 9497B 2 TECHNICAL SPECIFICATIONS E don 8 1 8 1 9497 ANTENNA REFLECTOR l a RR ER e e e d e e aid 8 1 8 2 55 5 8 1 821 TVRO 2 amp 5 Dual C Band Linear Feed Assembly ttt 8 1 83 PEDESTAL CONTROL UNIT a l e e ERR E ERE ERR
71. e UP arrow key repeatedly and verify that the antenna moves up in elevation 3 Press the DOWN arrow key repeatedly and verify that the antenna moves down in elevation 4 Pressthe RIGHT arrow key repeatedly and verify that the antenna moves up CW in azimuth 5 Pressthe LEFT arrow key repeatedly and verify that the antenna moves down CCW in azimuth 6 5 Four Quadrant Tracking Test This verifies that the antenna moves in the correct response to the keys that Tracking is signaling correctly and that the Tracking commands are being carried out antenna drives to peak 1 Verify antenna is locked onto and tracking a satellite 2 Pressthe NEXT key several times to display the Antenna menu 3 Note current AGC value Press the Tracking key to toggle Tracking OFF press the UP arrow key repeatedly to move the antenna up in elevation until AGC falls about 100 counts Turn Tracking ON and verify that the antenna moves back down in elevation and that the AGC rises to its previous high value 6 1 Functional Testing 9497B 2 Dual C Band TVRO 4 6 6 Note the current peak AGC value Press the Tracking key to toggle Tracking OFF press the DOWN arrow key repeatedly to move the antenna down in elevation until AGC falls about 100 counts Turn Tracking ON and verify that the antenna moves back up in elevation and that the AGC rises to its previous high value Note the current peak AGC value Press the Tracking key to toggle Trac
72. ear or Circular feed assembly The feed may be designed to operate at C Band frequencies Ku Band frequencies or be capable of operation in both bands With the correct feed assembly you will be able to receive the linear or circular signal at the specific frequency range of the desired satellite 3 1 1 C Band Receive Frequency 3 7 4 2GHz At these frequencies the signal from the satellite travels only in a straight line and is affected by weather changes in the atmosphere There are several conditions that can cause a temporary loss of satellite signal even within an area where the signal level is known to be adequate The most common of these normal temporary losses are blockage and rain fade They will interrupt services only as long as the cause of the loss persists 3 12 Blockage Blockage is loss due to an object in the path of the signal from the satellite to the dish If an object that is large and dense is positioned in the path of the signal from the satellite it will prevent sufficient signal from arriving at the dish The signal can not bend around or penetrate through these objects and the reception will be degraded or completely interrupted The dish is actively driven to remain pointed at the satellite toward the equator so as the ship turns a mast or raised structure of your ship may become positioned between the satellite and the dish Blockage may also be caused a anything standing near the radome tall mountains buildings
73. ection from the antenna via the matrix switch provides signal input to the receiver The receiver also outputs voltage and tone control to the matrix switch to select the correct band and polarization signal for the channel you want to watch A coax connection from the TV OUTPUT jack on the satellite receiver is connected to the ANTENNA INPUT on the television Alternately individual audio video Audio amp S Video or SCART cable connections may be made between the satellite receiver and the television 3 3 5 Television Monitor An appropriate television monitor is used to view the satellite television programming and to view the on screen displays from the receiver 3 3 6 Matrix Switch A matrix switch must be installed with all of the antenna IF coax cables connected to its LNB inputs coax cable RG 6 OR greater is connected from each matrix switch output to each satellite receiver Sea Tel recommends that an ACTIVE Matrix be used in all installations Matrix switches with 4 8 12 and 16 outputs are available Each of the outputs can be connected to a satellite receiver one of these outputs must be connected the tracking receiver in the ACU Each output of the matrix switch is controlled by voltage and or tone from the satellite connected to that output connector This voltage and or tone selects which of the input signals gets routed to that output connector therefore to that receiver Each output of the matrix switch operates i
74. eived signal level and is controlled by the ACU Does the system pass a four quadrant tracking test Functional Test s DacRemP Graph System Function s Selection to use e Four Quadrant Tracking ADMC Position Tracking Azimuth Encoder Verification ADMC Position Targeting Sea Trial ADMC Position Targeting 9 Tracking e Stabilization e Side Lobe Plots ADMC Position Tracking e Targeting Alignment AZ amp EL Trims ADMC Position e Targeting e Determine Blockage Mapping ADMC Position e Tracking e Unwrap recovery Limited Az systems only ADMC Position e Stabilization Pedestal Gain Verification DISPIVC Loop Error e Stabilization Home switch flag verification Unlimited DISPV Ref e Stabilization Az systems only e Remote Tilt Verification DISPV Ref Targeting e Stabilization 7 4 9497B 2 Dual C Band TVRO Maintenance and Troubleshooting e level cage alignment Verification sensor DISPV Ref Targeting alignment Stabilization e Rate Sensor Output Verification DISPW Rate Stabilization e Level and CL fine balance Verification DISPTC Drive Stabilization e AZ Friction Torque Test DISPTC Drive Stabilization DishScan Drive Phase DishScan XY Tracking Stabilization 7 3 5 Antenna Loop Error Monitoring The DacRemP DISPIVC graph chart provides a means for monitoring the accumulated velocity errors of the antenna f
75. enna pedestal and the associated RF equipment Turn the Power switch on rear panel of the Antenna Control Unit ACU ON 22 Antenna Initialization A functional operation check can be made on the antenna stabilization system by observing its behavior during the 4 phases of 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 listed below to initialize the antenna These phases initialize the level cage elevation cross level and azimuth to predetermined starting positions Initialization is completed in the following phases each phase must complete properly for the antenna to operate properly post initialization 1 Level Cage is driven CCW issuing extra steps to assure that the cage is all the way to the mechanical stop Then the Level cage will be driven exactly 45 0 degrees CW 2 Elevation axis activates Input from the LV axis of the tilt sensor is used to drive the Elevation of the equipment frame to bring the tilt sensor LV axis to level this results in the dish being at an elevation angle of 45 0 degrees 3 Cross Level axis activates Input from the CL axis of the tilt sensor is used to drive Cross Level of the equipment frame to bring the cross level axis of the tilt sensor to level this results in the tilt of the Cross Level Beam be
76. eter under the MODE SETUP window NOTE If the feed does not allow a full 180 degree rotation to the CCW position CW looking into the dish move the feed as far as it will go and readjust the Polang potentiometer setting so the POL display shows 30 32 Move the feed to the center position and note the new reading Calculate the POL OFFSET as the Center minus POL SCALE value and enter in the DAC 97 parameter list 5 Align the feed for optimum polarization with the UP DOWN keys and note the POL display Select the POL TYPE parameter again and change the POL TYPE to 72 64 8 to enable auto pol If the POL position is not optimum using auto pol trim the POL position up or down by adjusting the POL OFFSET parameter 7 4 8 To Adjust Tilt A REMOTE TILT calibration is required to align the level cage assembly correctly so that all sensors will be aligned accurately to the axis they relate to The fluid filled tilt sensor provides a two dimensional horizon reference The system is not able to automatically calculate the exact center value therefore it is necessary to perform this procedure to manually enter any offset required to make sure the PCU receives a true reference to the horizon The procedures below describes the process of performing this calibration from either the ACU front panel or DacRemP diagnostic software by connecting the ACU s RS 422 M amp C Port to an available serial port on a Laptop Desktop computer using a standard 9 pin serial
77. f of the radome Do NOT tighten the bolts at this time 9 Open each seam wide enough to install a good bead of silicone caulk then firmly tighten all the bolts in that flange 10 Clean excess caulking off the inside and outside of each flange 11 Repeat until all flanges are sealed 12 Apply a good bead of silicone caulk all the way around the top cap Install the cap into the upper radome panel assembly using the hardware provided and tighten all the bolts 13 Clean excess caulking off the inside and outside of the cap 14 Set the lower half of the radome assembly on the base pan aligning the painted numbers on the radome panels Loosely attach the lower side panel assembly to the base frame using the hardware provided Do NOT tighten the bolts at this time 15 Lift the lower side panel assembly wide enough to install a good bead of silicone caulk between it and the base pan then firmly tighten all the bolts 16 Clean excess caulking off the inside and outside of the perimeter of the base pan 4 4 9497B 2 Dual C Band TVRO Installation 17 Fasten the antenna pedestal assembly complete with base stand to the base pan using the 1 2 13 x 1 1 2 orthe 3 8 16 x 1 1 2 inch bolts inserted from the bottom up and install a flat washer a lock washer and a nut in each mounting hole Apply Loctite and tighten securely 18 Attach the antenna assembly reflector struts and feed to the stabilized pedestal
78. for your system WARNING Assure that all nut amp bolt assemblies are tightened according the tightening torque values listed below Bolt Size Inch Pounds 1 4 20 75 5 16 18 132 3 8 16 236 1 2 13 517 NOTE Unless otherwise indicated all nuts and bolts should be assembled with Loctite 271 or its equivalent 1 Select a secure assembly site that provides enough area to work with the large radome panels Place the radome base pan on temporary support blocks at least 22 inches high 2 Assemble the radome base frames eight legs and eight braces using the hardware provided Loosely assemble all legs and braces aligning all matching marks before tightening any of the bolts Insure that a split washer is used under each nut Apply Loctite and tighten securely 3 Observe the painted numbers on the radome panels that clearly identify their positions respective to each other and the base pan assembly 4 Loosely assemble the 5 lower side panels using the hardware provided to form the bottom half of the radome Do NOT tighten the bolts at this time 4 3 Installation 9497B 2 Dual C Band TVRO 5 Open each seam wide enough to install a good bead of silicone caulk then firmly tighten all the bolts in that flange 6 Clean excess caulking off the inside and outside of each flange 7 Repeatuntil all flanges are sealed 8 Loosely assemble the 5 upper side panels using the hardware provided to form the upper hal
79. front to back and left to right You should wait at least 10 seconds between commands to allow time for sensor to settle Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO Left arrow will rotate antenna mass down to the left in the Cross Level axis 1 2 degree gt TT Right arrow will rotate antenna mass to the right in the Cross Level axis 1 2 degree Up arrow will rotate antenna mass up in the Level axis 1 2 degree gt Down arrow will rotate antenna mass down the Level axis 72 degree When correct the Bubble should be as close to the center of the fluid as possible Step 6 Press 4 ENTER key to exit Remote Tilt Mode Step 7 Verify Tilt Bias entered is within specifications From antenna 1 Observe the bubble for approximately 3 5 minutes to ensure it remains centered Using DacRemP 2 Select the Disp V reference sensor graph 3 Verify the CL and LV displays are steady and within 4 divisions of nominal Anything more than 4 divisions above or below red reference line should be of concern and troubleshooting is required Step 8 Save Level and Cross Level Tilt Bias values Using the DAC2202 ACU Front Panel 2 Press Y DOWN arrow or enter until you see REMOTE PARAMETERS window is displayed 4 Press RIGHT arrow and then press ENTER key you will see a confirmation saying SAVED Using DacRemP 3 Click Save Remote icon on the Remote Command window Verify
80. g If it AZ TRIM as described in the Optimizing Targeting procedure above Large variations in Azimuth position indicate that the Relative position is incorrect and should be calibrated using the correct HFO value instead of an Azimuth Trim offset This is especially true if sector blockage mapping is used If the antenna stops at the home flag but it is NOT pointed in line with the Bow of the ship it is important to assure that the antennas actual position relative to the bow of the ship is the value that gets preset into the Relative position counter By saving the antennas actual Relative position when at the home flag into HFO you have calibrated the antenna to the ship Figure 5 1 Antenna stops In line with Bow 210 0 90 0 180 0 541 T Iculate HFO If Targeting has been optimized by entering a large value of AZ TRIM First verify that you are able to repeatably accurately target a desired satellite within 1 0 degrees Then you can use the AZ TRIM value to calculate the value of HFO you should use so you can set AZ TRIM to zero AZ Trim is entered as the number of tenths of degrees You will have to convert the AZ TRIM value to the nearest whole degree round up or down as needed Calculated HFO value is also rounded to the nearest whole number If AZ TRIM was a plus value TRIM 360 255 Example AZ TRIM was 0200 plus 20 degrees 20 360 255 0 0556 x 255 14 16 round off to
81. h 15 degree Roll 5 to 90 degrees with 20 degree Roll 10 to 85 degrees with 25 degree Roll Relative Azimuth Pointing Unlimited Specified Ship Motions for stabilization accuracy tests Roll 41 15 degrees at 8 12 sec periods Pitch 41 10 degrees at 6 12 sec periods Yaw 8 degrees at 15 to 20 sec periods Turning rate Up to 12 deg sec and 15 deg sec sec Headway Up to 50 knots Mounting height Up to 150 feet Heave 0 5G Surge 0 2G Sway 0 2G Maximum ship motion Roll 25 degrees Roll only 44 20 degrees combined with Pitch Pitch 15 degrees Yaw Rate 12 deg sec 15 deg sec sec 8 2 9497B 2 Dual C Band 8 6 8 7 126 Radome Assembly Material Size Base Hatch size Side Door Number of panels Installed height Installed weight RF attenuation Wind Ingress Protection Rating 9497B 2 Technical Specifications Rigid dome Composite foam fiberglass 126 Diameter x 122 High 18 high x 34 wide 18 wide x 36 high Ten panels 5 upper amp 5 lower panels one top cap amp base pan 140 including mounting frame MAX 1200 LBS including Antenna Pedestal Assembly 1 5 dB 6 GHz dry 1 5 dB 12 GHz dry 1 5 dB 14 GHz dry Withstand relative average winds up to 100 MPH from any direction All Sea radomes have an IP rating of 56 NOTE Radome panels can absorb up to 5026 moisture by weight Soaked panels will also have higher attenuation 1
82. he Bow 5 2 9497B 2 Dual Setup target the satellite and record the Calculated Azimuth position that the antenna was driven to Drive UP until you find the satellite positively identify that you are on the satellite you targeted and allow tracking to peak the antenna position Record the Peak Azimuth position Subtract the Peak position from the Calculated position to determine the number of degrees of AZ TRIM that would be required Example In this new installation I target my desired satellite and record the Calculated Azimuth to be 180 5 I drive UP and finally find my desired satellite at a Peak Azimuth of 227 0 degrees I subtract Peak from Calculated and difference to be 46 5 degrees therefore the actual Relative position that needs to be preset into the counter when the antenna is at the Home Flag is 313 5 360 46 5 360 x 255 313 5 360 x 255 0 87 x 255 222 06 which I round down to 222 If the antenna went past the bow line When you initially target a satellite the antenna will also go past the satellite position so that you will have to drive the 360 0 Azimuth of the antenna DOWN 000 0 to actually find the satellite Using the same basic procedure as in the Optimizing Targeting paragraph target the satellite and record the Calculated Azimuth position that the antenna was driven to Drive DOWN until you find the satellite positively identify that you are on
83. he side of the Antenna Pedestal Power Supply Observe proper safety precautions when working inside the Pedestal Power Supply 7 1 Warranty Information Sea Tel Inc supports its Series 97 systems with a ONE YEAR warranty on parts and labor Whats Covered by the Limited Warranty The Sea Tel Series 97 Limited Warranty is applicable for parts and labor coverage to the complete antenna system including all above decks equipment radome pedestal antenna motors electronics wiring etc and the Antenna Control Unit ACU Whats NOT Covered by the Limited Warranty It does not include Television sets DBS DTH receivers multi switches or other distribution equipment whether or not supplied by Sea Tel commonly used in TVRO Systems Televisions DBS DTH receivers and accessories are covered by the applicable warranties of the respective manufacturers It does not include Transmit amp Receive RF Equipment Modems Multiplexers or other distribution equipment whether or not supplied by Sea Tel commonly used in Satellite Communications TXRX Systems These equipments are covered by the applicable warranties of the respective manufacturers Factory refurbished components used to replace systems parts under this warranty are covered by this same warranty as the original equipment for the balance of the original warranty term or ninety 90 days from the date of replacement whichever occurs last Original Installation of the Series 97 system must
84. icates the current draw through the Cross Level Servo Amplifier motor driver PCB has exceeded what is required during normal operation 7 3 12 The above decks equipment has an integrated on board Furuno GPS antenna system The Latitude and Longitude position information provided are utilized to calculate the Azimuth Elevation Cross level and Polarity pointing angles of the desired satellite The DacRemP Comm Diagnostics Window provides a means to query the GPS antenna to verify proper operation The procedure below describes this process 1 Select the Comm Status Help Diagnostics window under to the Tools submenu or Press CTRL Comm Diagnostics LOS Pointing 7 Parameter Ctrl N Burn In Room Excersise Ctrl B Bring Active Tools to Front 7 12 9497B 2 Dual C Band TVRO Maintenance and Troubleshooting 2 Left mouse click on the PCLI Aux icon 3 Left Mouse click on the PCU GPS position 1 min 1 Nm L Command onse n DishScan Stop 25 PCU Aux Aux EL Tes Az Test V PCU Version v References 2 IVC Loop Error y Torque Drive PCU GPS position 1 min 1 0067 DishScan Toggle 0071 Sat Reference Mode 0070 Slow Scan Mode 0084 Tilt Test Mode 0000 Normal Mode 0087 Save PCU Parameters 0090 Reboot PCU 0082 Clear AZ HF Err
85. ing level 4 Azimuth axis activates Antenna drives in azimuth until the Home Flag signal is produced This signal is produced by a Home Switch hitting a cam or by a Hall Effect sensor in close proximity to a Magnet This completes the phases of initialization At this time the antenna elevation should 45 0 degrees and Relative azimuth should be at be at home flag home switch engaged on the home flag cam If any of theses steps fail or the Antenna Control Unit reports model number as 9 7 re configure the PCU as described in section the Setup section of this manual If initialization still fails refer to the troubleshooting section of this manual 2 3 Antenna Stabilization After initialization has completed real time stabilization of the antenna is an automatic function of the PCU 24 Stabilized Pedestal Assembly Operation Operation of the stabilized antenna Pedestal Control Unit PCU is accomplished remotely by the Antenna Control Unit ACU Refer to the Operation section of the Antenna Control Unit manual for more specific operation details There are no other operating instructions applicable to the pedestal assembly by itself 2 5 Tracking Operation Tracking optimizes the antenna pointing in very fine step increments to maximize the level of the satellite signal being received The mode of tracking used in this antenna is a variation of Conical Scanning called DishScan DishScan continuously drives the antenna in
86. ing motions The ACU is the operator interface to the PCU and provides the user with a choice of positioning commands to point the antenna search commands to find the satellite signal and tracking functions to maintain optimum pointing The operator may choose to work from either the front panel using the M amp C Port in conjunction with DacRemP remote diagnostic software or the built in Ethernet port and a internal HTML page using a standard internet browser 3 5 Basic System Information 9497B 2 Dual C Band TVRO 3 3 3 Above Decks AC Power Supply Pedestal Power An appropriate source of AC Voltage 110 VAC 60 Hz OR 220 VAC 50 Hz is required for the above decks equipment Refer to the Specifications section of this manual for the power consumption of the antenna pedestal 3 3 4 Satellite Receivers The TVRO Antenna system with the appropriate LNB installed can be used with standard European satellite receivers and Integrated Receiver Decoders IRD Both can receive free programming but an IRD is required when the desired programming is encrypted When authorized it will decode the encrypted signals for use Authorizing the receiver decoder is a process of registering your receiver s and paying subscription fees to the service provider The service provider then arranges for a signal to be sent through the satellite to your receiver decoder which will enable it to decode the programming you subscribed to A coax conn
87. ion The antenna should rotate freely and easily with light finger pressure 3 Rotate the pedestal through full range of elevation rotation The antenna should rotate freely and easily with light finger pressure 4 Rotate the pedestal through full range of cross level rotation The antenna should rotate freely and easily with light finger pressure 5 Rotate the level cage through the full 90 degrees of rotation from CCW stop to CW stop The level cage antenna should rotate freely and easily with light finger pressure Attached cables should not cause the cage to spring back more that a few degrees from either stop when released Inspect all drive belts for wear black dust on under the area of the belt 7 Inspect AZ Drive chain IF chain is beginning to show signs of rust or corrosion apply a light coat of light duty oil to the chain Wipe excess oil off to leave a light coating on the chain DO NOT over lubricate 7 2 8 Check Balance Check the balance of the antenna re balance as needed refer to the Balancing the Antenna procedure below 7 2 9 Observe Antenna Initialization Observe the Antenna Initialization as described in the Troubleshooting section below Troubleshooting 73 1 Th f ilization ration The antenna system is mounted on a three axis stabilization assembly that provides free motion with 3 degrees of freedom This assembly allows the inertia of the antenna system to hold the antenna pointed motionless in iner
88. izontal Transmit Polarity 4 Vertical Transmit Polarity 57 TRACK DISP This parameter set the selections that the user will see in the Tracking Band Selection menu Band Selection must be set to the appropriate selection for Tracking to operate properly Band selection controls the local logic output state of SW1 output terminal on the Terminal Mounting Strip and remote C Ku relays or other switches on the antenna pedestal The factory default selections and SW1 status for your 9797B is listed in the following table Setting Displayed band Band Select Parameters TMS SW1 selection Tone Voltage amp Aux Status Status 0000 C Tone OFF Volt 13 Aux 0 Open X Tone OFF Volt 18 Aux 0 Short KuLo Tone OFF Volt 13 Aux 1 Open KuHi Tone OFF Volt 18 Aux 1 Short When the SW1 output is shorted to ground a current sink of 0 5 amps max is provided to control below decks band selection tone generators or coax switches When SW1 output is open it is a floating output 5 4 9497B 2 Dual C Band TVRO Setup 5 8 Factory Default Parameter Settings Series 97B amp 00B Antennas The following table shows the factory default parameters for the ACU interfaced to a Series 97A Antenna You may need to optimize some of these parameters Refer to the individual parameter setting information in the Setup section of your ACU manual PARAMETER C Band Ku Band My Parameters AZ TRIM
89. key to move the cursor under the most significant digit then use the UP arrow key to increment it to a value of 6 the display is now 6000 Set the three digits to the right of the 6 to the three digit HFO value from 000 to 255 corresponding to 0 to 360 degrees that you calculated above Use the LEFT RIGHT keys to underscore the desired digit s then use the UP DONW arrow keys to increment decrement the underscored value When you have finished editing the display value press ENTER to send the HFO value command to the PCU but it is not save yet If you want to find out what the current HFO value is key in N6999 and hit ENTER When completed you must save the desired HFO value Press ENTER several times to select the REMOTE PARAMETERS display Press the LEFT or RIGHT arrow key to enter writing mode and then press the ENTER to save the HFO value in the PCUs NVRAM 5 3 Setup 9497B 2 Dual C Band TVRO EXAMPLE In the Antenna stopped before the Bow example above the calculated was 222 To enter this value 1 Set the Remote Command value to 6222 2 Press ENTER to send this HFO to the PCU The display should now show N0222 3 When completed you must save the desired HFO value Press ENTER several times to select the REMOTE PARAMETERS display Press the LEFT or RIGHT arrow key to enter writing mode and then press the ENTER to save the HFO value in the PCUs NVRAM You have to drive the antenna CW in azimuth unti
90. king OFF press the RIGHT arrow key repeatedly to move the antenna up in azimuth until AGC falls about 100 counts Turn Tracking ON and verify that the antenna moves back down in azimuth and that the AGC rises to its previous high value Note the current peak AGC value Press the Tracking key to toggle Tracking OFF press the LEFT arrow key repeatedly to move the antenna down in azimuth until AGC falls about 100 counts Turn Tracking ON and verify that the antenna moves back up in azimuth and that the AGC rises to its previous high value Blockage Simulation Test Blockage output function is used to modify the behavior of Tracking and Searching when there is a known blockage zone The ACU provides a contact closure to ground on the SW2 terminal of the Terminal Mounting Strip when the antenna is pointed within any one of the blockage hazard zones or the system is searching targeting unwrapping or is mis pointed by 0 5 degrees or more FCC TX Mute function for Transmit Receive systems only The contact closure is a transistor switch with a current sinking capability of 0 5 Amp This logic output control signal is used for When used as simple BLOCKED logic output for a single Sea Tel antenna this output could be used to light a remote LED and or sound a buzzer to alert someone that the antenna is blocked and signal is lost In a Dual Antenna installation this logic output s is used to control Dual Antenna Arbitrator panel of coax switches to
91. l 3 axes having displacement amplitudes as follows Peak Single Amplitude 4 10 0 100 inches 0 1G to 1 0G 10 15 0 030 inches 0 3 to 0 70 15 25 0 016 inches 0 4 to 1 00 25 33 0 009 inches 0 6G to 1 0G Corrosion Parts are corrosion resistant or are treated to endure effects of salt air and salt spray The equipment is specifically designed and manufactured for marine use Cables 8 9 1 Antenn ntrol le Provi from ACU MUX RS 422 Pedestal Interface Type Shielded Twisted Pairs Number of wires Wire Gauge 24 AWG or larger Communications Parameters 9600 Baud 8 bits No parity Interface Protocol RS 422 Interface Connector DE 9P 8 92 Antenna L Band TVRO IF Coax Cables Customer Furnished 2 4 or 6 cables are required dependant upon which feed LNB configuration your antenna is fitted with Due to the dB losses across the length of the RF coaxes at L Band Sea Tel recommends the following 75 ohm coax cable types and their equivalent conductor size for our standard pedestal installations Run Length Coax Type Conductor Size up to 75 ft LMR 300 75 18 AWG up to 150 ft RG 11 or LMR 400 75 14 AWG up to 200 ft LDF4 75 Heliax 10 AWG Up to 300 ft LMR 600 75 6 AWG For runs longer that 300 feet Sea Tel recommends Single mode Fiber Optic Cables with Fiber Optic converters 8 4 9497B 2 Dual C Band 9497B 2 Technical Specifications 8 9 3 ACPower le Abov k mer Furnish Voltage 110 or 220 volts AC 50 60 H
92. l System Description Your Series 97 system is a fully stabilized antenna that has been designed and manufactured so as to be inherently reliable easy to maintain and simple to operate Except for start ups or when changing to operate with different transponders or satellites the equipment essentially permits unattended operation 1 2 Purpose This shipboard Receive Only system provides you with satellite reception while inport or underway Your Series 97 Antenna system will receive signals of adequately high levels see the Specifications section of this manual in circular polarization mode from any of the geosynchronous satellites in your frequency band This input will be distributed to all of your satellite receiver which will provide the outputs to your processing equipment and a RF Tracking input to the Antenna Control Unit 1 3 System Components Your TVRO Antenna system consists of two major groups of equipment an above decks group and a below decks group Each group is comprised of but is not limited to the items listed below All equipment comprising the Above Decks is incorporated inside the radome assembly and is integrated into a single operational entity For inputs this system requires only an unobstructed line of sight view to the satellite Gyro Compass input and AC electrical power Video and Audio outputs from your satellite receivers are available for distribution and monitoring For more information about
93. l the home switch is actuated or re initialize the antenna to begin using the new HFO value you have entered and saved To re initialize the antenna from the REMOTE COMMAND window of the ACU 4 Press UP arrow key several times to return to the REMOTE COMMAND display 5 Press the LEFT or RIGHT arrow key to enter edit mode Use the LEFT RIGHT and UP DOWN arrow keys to set the character and digits to 0090 and then press the ENTER key This resets the PCU on the antenna The antenna will reinitialize with this command Performs a similar function as a power reset of the antenna and the new home flag offset value will be used to calibrate the Relative position of the antenna 5 5 Radiation Hazard and Blockage Mapping AZ LIMIT parameters This system may be programmed with relative azimuth and elevation sectors zones where blockage exists or where transmit power would endanger personnel who are frequently in that area Refer to your ACU Manual for instructions on programming of these zones 56 TX Polarity Setup With the feed in the center of its polarization adjustment range observe the transmit port polarity vector across the short dimension of the transmit wave guide If the transmit polarity in the center of the travel range is vertical use the following entries 2 Vertical Transmit Polarity 4 Horizontal Transmit Polarity If the Transmit polarity in the center of the travel range is horizontal use the following entries 2 Hor
94. lete properly for the antenna to operate properly post initialization Observe the Initialization of the antenna pedestal Step 2 The level platform motor drives the Level Cage CW issuing extra steps to assure that the cage is all the way to the mechanical stop Then the Level Cage will be driven exactly 45 0 degrees CCW Step 3 Elevation axis then activates Input from the LV axis of the tilt sensor is used to drive the Elevation of the equipment frame to bring the tilt sensor LV axis to level This step takes 7 3 Maintenance and Troubleshooting 9497B 2 Dual C Band TVRO approximately 10 seconds and will result in the dish being at 45 0 degrees in elevation The level cage may still be tilted left or right at this time Step 4 Cross Level axis activates Input from the CL axis of the tilt sensor is used to drive Cross Level of the equipment frame to bring the cross level axis of the tilt sensor to level this results in the tilt of the Cross Level Beam being level This step takes approximately 10 seconds Step 5 Azimuth axis activates Antenna drives CW in azimuth until the Home Flag signal is produced This signal is produced by a Home Switch hitting a cam or by a Hall Effect sensor in close proximity to a Magnet After another 10 second wait the antenna will report its version number at the Antenna Control Unit ACU This completes the phases of initialization At this time the antenna elevation should 45 0 degrees a
95. m for your Series antenna Also refer to the appropriate page of the System Block Diagram which depicts your system configuration 3 4 9497B 2 Dual C Band Basic System Information 3 3 1 Antenna ADE Assembly The Above Decks Equipment consists of an Antenna Pedestal inside a Radome assembly The pedestal consists of a satellite antenna dish amp feed with a linear or a circular Low Noise Block converter LNB with polarization motor mounted on a stabilized antenna pedestal The radome provides an environmental enclosure for the antenna pedestal assembly inside it This keeps wind water condensation and salt water spray off the antenna pedestal assembly This prevents damage and corrosion that would shorten the expected life span of the equipment The antenna control cable is connected between the antenna radome assembly and the antenna control panel This cable provides DC voltage to the antenna and all control signals to and from the antenna Six RG 6 or better coax cables are connected from the antenna radome assembly to the below decks equipment One of these cables is the Antenna Control Cable which has the DC operating voltage for the antenna and the antenna control communication between the Antenna Control Unit and the Pedestal Control Unit Four cables carry the intermediate frequency 950 2050 2 signals from the antenna assembly directly to the matrix switch and the DC Voltage amp Tone switching from the
96. mote Commands for driving each individual torque motor to test that motors functionality By driving each axis and observing the resulting motion of the antenna a coarse operational status of the motor and motor driver may be established Tomanually drive the motors select the Comm Diagnostics window under to the Tools submenu or Press CTRL C e Using the small field in the upper left hand corner of the window type in the remote command and verify I lt i 5 Command the motor appropriately drives in the direction Todrive Cross Level motor key 71064 71128 or 1192 and press ENTER to drive Cross Level axis Stop LEFT OFF RIGHT respectively En ts DishScan Tg drive the Level motor key in 72064 72128 or 72192 and press ENTER to drive the level axis FORWARD PCU Aux OFF or BACKWARD respectively ACU Aux drive the Azimuth motor key in 3064 73128 or 3192 and press ENTER drive azimuth axis OFF or CCW 7 3 9 To Disable Enable DishScan To be able to use Step Track or to revert to Conscan as your active tracking mode you will have to disable DishScan Select the DISHSCAN parameter window on the ACU 1 Press the RIGHT arrow then press the UP arrow and last press the ENTER key to turn DishScan mode ON 2 Pressthe RIGHT arrow then press the DOWN arrow and last press the ENTER key to turn DishScan Mo
97. n contained in this document is proprietary to Sea Tel Inc This document may not be reproduced or distributed in any form without the consent of Sea Tel Inc The information in this document is subject to change without notice Copyright 2008 Sea Tel Inc Tel Marine Stabilized Antenna Systems European Union Declaration of Conformity Marine Navigational Equipment The EU Directives Covered by this Declaration European Norms and European Standards EN 60945 1997 and prETS 300 339 1998 03 The Product Covered by this Declaration Series 97 Family of Marine Stabilized Antenna Pedestals with DAC 97 Antenna Control Unit The Basis on which Conformity is being Declared The product identified above complies with the requirements of the above EU Directives by meeting the following standards on July 20 1999 EN 60945 1997 Marine Navigational Equipment General Requirements Methods of Testing and Required Test Results Conducted Emissions Clause 9 1 amp 9 2 Radiated Emissions Clause 9 1 amp 9 3 Conducted Low Frequency Interference Clause 10 1 amp 10 2 Conducted Radiofrequency Interference Clause 10 1 amp 10 3 Radiated Radiofrequencies Clause 10 1 amp 10 4 Fast Transients on Signal Control Lines Clause 10 1 amp 10 5 Surges on AC Power Lines Clause 10 1 amp 10 6 Power Supply Short Term Variation Clause 10 1 amp 10 7 Power Supply Failure Clause 10 1 amp 10 8 Electrostatic Discharge Clau
98. nd Relative azimuth should be at home flag home switch engaged on the home flag cam If any of these steps fail or the ACU reports model xx97 re configure the PCU as described in the this chapter If initialization still fails this indicates a drive or sensor problem refer to the Troubleshooting section 7 3 4 Troubleshooting using DacRemP While troubleshooting a Sea Tel 3 Axis Antenna System you must classify the fault you are dealing with as a failure within one of 3 major system functions Targeting Stabilization and Tracking Should there be a failure with any one of these functions your system will not operate properly A few simple checks may help determine which fault if any that you are dealing with The matrix below lists some test s and which of the DacRemP graph selection would be best to use to identify a fault The end of this chapter contains examples on how to use DacRemP to diagnose a fault Targeting is the ability to accurately point the antenna to an angular position in free space and is controlled by the ACU Does the system drive to the Azimuth Elevation and Polarity positions within 1 degree of the desired satellite Stabilization is the process of de coupling the ships motion from the antenna and is controlled by the PCU Does the system maintain the satellite link after turning off TRACKING Tracking is the process of issuing fine adjustments to the pointing angle of the antenna to optimize the rec
99. ndependently of the others therefore allows the satellite receivers to operate independently also As you change channels on the satellite receiver it uses the voltage and or tone to select the correct signal input for the channel you have selected 3 6 9497B 2 Dual C Band Installation 4 Installation This section contains instructions for unpacking final assembly and installation of the equipment It is highly recommended that final assembly and installation of the Antenna system be performed by trained technicians Read this complete section before starting 41 General Cautions amp Warnings WARNING Assure that all nut amp bolt assemblies are tightened according the tightening torque values listed below Bolt Size Inch Pounds 1 4 20 75 5 16 18 132 3 8 16 236 1 2 13 517 NOTE All nuts and bolts should be assembled using the appropriate Loctite thread locker product number for the thread size of the hardware Loctite Description 222 Low strength for small fasteners 243 Medium strength oil tolerant 680 High strength for Motor Shafts amp Sprockets 271 Permanent strength for up to 1 diameter fasteners 290 Wicking High strength for fasteners which are already assembled WARNING Hoisting with other than a webbed four part sling may result in catastrophic crushing of the radome Refer to the specifications and drawings for the fully assembled weight of your model Antenna Radome and as
100. ng on the mass of the antenna cause it to move restoring the rate sensors to their original position and closing the control loop Since the rate sensors only monitor motion and not absolute position a second input is required in each axis as a long term reference to keep the antenna from slowly drifting in position The Level and Cross Level reference is provided by a two axis tilt sensor in the level cage assembly The Azimuth reference is provided by combining the ships gyro compass input and the antenna relative position 7 3 2 97 2 2 Linear RF Flow Refer to the System Block Diagram in the Drawings section of this manual The Dual C Band feed has a 24VDC motor which rotates the body of the OMT to optimize the polarization of the LNBs to the polarization angle of the signal coming from the targeted satellite The 24VDC polarization motor is remotely controlled by the ACU Manual OR Auto Polarization through the PCU and Aux Polang Relay Assembly Two fixed frequency C Band LNBs are installed VERT coax has 12DC Voltage C Band IF 950 1450MHz This coax routes directly through the Coax Rotary Joint 50 ohm then connects to ADE BDE IF cables to the VERT input on the Matrix Switch Coax outputs from the matrix switch provide the IF input to the C Band Satellite Receiver s Total signal loss is the accumulation of the coax cable losses from antenna to receiver s plus the loss through the Matrix Switch HORIZ coax has
101. on Note the approximate position of the antenna relative to the bow of the ship while it is at the home switch position This information will be used later to calibrate the relative position display of the antenna 493 BDE Turn Power ON to the ACU Record the power up display Master ACU Model amp Software version and the Remote PCU Model amp Software version Setup Refer to the Setup information in the next section of this manual and in the Setup section of your ACU Manual 4 9 Installation 9497B 2 Dual C Band TVRO This Page Intentionally Left Blank 4 10 9497B 2 Dual Setup 5 Setup Below are basic steps to guide you in setting up the ACU for your specific antenna pedestal Assure that the Antenna Pedestal has been properly installed before proceeding Refer to the Setup section of you ACU manual for additional parameter setting details 5 1 Operator Settings Refer to the Operation chapter of this manual to set the Ship information Latitude and Longitude should automatically update when the GPS engine mounted above decks triangulates an accurate location but you may enter this information manually to begin If your gyro source is providing Heading information in any format other than NMEA 0183 format you will have to enter in the initial Ship s Heading position the Gyro Compass will then keep the ACU updated Set the Satellite information for the satellite you will be using
102. or diagnostic purposes If this error is excessive it indicates external forces are acting on the antenna These forces may be the result of but not restricted to static imbalance excessive bearing friction cable binding or wind loading If these forces cause the antenna to mis point by more than 0 5 from the desired position the PCU will flag a Stab Limit error Toview the position error select the graph chart e This chart displays sensed axis errors via three traces CL Cross Level LV Elevation and AZ Azimuth at a fixed 0 05 vertical division e normal trace average will plots it s display 3 divisions from the red reference line Any trace line average plotted above this is of concern and troubleshooting required The example below shows the forces exerted onto the antenna as a resultant of DishScan Drive 0 05 Deg Div 0 05 Deg Div Center All e The example below shows the results of various forces put upon antenna Cross Level Axis physically moved CCW down to the left and then CW up to the right 7 5 Maintenance Troubleshooting 9497B 2 Dual C Band TVRO 0 05 Deg 0 05 Center All Elevation Axis physically moved CW reflector slightly pushed up and then physically moved CCW reflector slightly pushed down At the end of chart recording shows DishScan Drive turned Off notice the lack of accumulated IVC errors
103. or linear polarized fixed plane down from the satellite The pedestal will receive circular polarization signals when a circular LNB is installed on the back of the dish Conversely the pedestal will only receive linear polarized signals when a linear LNB is installed 2 8 Radome Assembly Operation When operating the system it is necessary that the radome access hatch and or side door be closed and secured in place at all times This prevents rain salt water and wind from entering the radome Water and excessive condensation promote rust amp corrosion of the antenna pedestal Wind gusts will disturb the antenna pointing There are no other operating instructions applicable to the radome assembly by itself 2 2 9497B 2 Dual C Band TVRO Basic System Information 3 Basic System Information This section provides you with some additional information about the satellites you will be using basics of your Series antenna system and some of the other equipment within your system configuration 3 1 Satellite Basics The satellites are in orbit at an altitude of 22 754 miles and are positioned directly above the equator Their orbital velocity matches the Earth s rotational speed therefore each appears to remain at a fixed position in the sky as viewed from your location Your antenna can be used with any of the satellites in this orbit that have a strong enough receive signal level Your antenna is capable of being fitted with a Lin
104. prior to lifting the ADE onto the ship to restrict movement inside the radome during the lift Refer the Antenna Stowing Procedure in the Maintenance section of this manual 144 Radome Baseframe and Antenna Pedestal System Assembly NOTE Unless otherwise indicated all nuts and bolts should be assembled with Loctite 271 or its equivalent WARNING Assure that all nut amp bolt assemblies are tightened according the tightening torque values listed below Bolt Size Inch Pounds 1 4 20 75 5 16 18 132 3 8 16 236 1 2 13 517 Select a secure assembly site that provides enough area to work with the large radome panels Place the radome base pan on temporary support blocks at least 22 inches high Assemble the radome base frames eight legs and eight braces using the hardware provided Loosely assemble all legs and braces aligning all matching marks before tightening any of the bolts Insure that a split washer is used under each nut Refer to the radome assembly drawing Observe the painted numbers on the radome panels that Clearly identify their positions respective to each other and the base pan assembly Loosely assemble the 6 lower side panels using the hardware provided to form the bottom half of the radome Do NOT tighten the bolts at this time Open each seam wide enough to install a good bead of silicone caulk then firmly tighten all the bolts in that flange Repeat until all flanges are sealed Loosely assemble the 6 upper si
105. rees and Peak Azimuth is 178 0 You would enter EL TRIM value of 1 5 degrees and an AZ TRIM of 42 2 degrees After these trims values had been set your peak on satellite Azimuth and Elevation displays would be very near 180 2 and 30 0 respectively 5 3 Optimizing Auto Polarization TVRO If your system is fitted with a circular feed you do not need to optimize the polarity angle and can skip this procedure This procedure optimizes the linear polarization of the feed Verify that tracking is ON and that the antenna is peaked on your targeted satellite targeting calculates the azimuth elevation and polarization angles Assure that you are in Auto Pol mode POL TYPE parameter in the ACU is set to 0072 and set one of your satellite receivers to view its signal level display Go to the POL OFFSET parameter in the Setup menu of the ACU Default setting is 0030 and may be incremented or decremented to adjust polarization while in Auto Pol mode Each increment equals one degree of polarization rotation 0038 8 degrees decrement below 30 for minus polarization 0022 8 degrees Press the UP arrow to increment or the DOWN arrow to decrement the value and then hit the ENTER key to adjust the feed to the new value Adjust the polarization UP until you see the signal level on the receiver fall Note the high offset value and adjust the offset DOWN until you see the signal peak and then begin to fall Note this low offset value Set POL OFFSE
106. s freely in azimuth elevation and cross level without hitting any flanges on the radome 48 2 Verify all assembly and Wiring connections Verify that all pedestal wiring and cabling is properly dressed and clamped in place 4 8 3 lance Antenna P Assure that the antenna assembly is balanced front to back top to bottom and side to side by observing that it remains stationary when positioned in any orientation Refer to the Maintenance section for complete information on balancing the antenna Power Up The ADE Turn Pedestal AC power breaker ON 4 9 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 4 8 9497B 2 Dual C Band TVRO Installation 4 10 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 If any of these steps fail or the ACU reports model 97 re configure the PCU as described in the Setup section of this manual If initialization still fails this indicates a drive or sensor problem refer to the Troubleshooting section 49 2 Home Flag Positi
107. se 10 1 amp 10 9 Compass Safe Distance Clause 11 2 Measurement Only Electromagnetic RF Radiation Clause 12 2 prETS 300 339 1998 03 Electromagnetic compatibility and Radio spectrum Matters ERM General ElectroMagnetic Compatibility EMC for Radio Communications Equipment Antenna Port Spurious Emissions Clause 8 4 RF Radiated Field Immunity Clause 9 3 Voltage Dips amp Short Interruptions Clause 9 4 RF Common Mode Immunity Clause 9 4 9 5 amp 9 6 The technical documentation required to demonstrate that this product meets the requirements of the EMC Directive has been compiled by the signatory below and is available for inspection by the relevant enforcement authorities The CE mark was first applied in 1999 Authority Mr J Patrick Matthews Signature 2 7 278 President Date 2 2 Attention The attention of the specifier purchaser installer or user is drawn to special measures and limitations to use which must be observed when the product is taken into service to maintain compliance with the above directives Details of these special measures and limitations are in the product manual RF Transmit and Receive equipment components Radio Packages Drivers HPAs and LNCs or TVRO LNBs which are mounted on the Marine Stabilized Antenna Pedestal must be CE marked separately by the manufacturer of those components 94 9 99 Sea Tel Inc 4030 Nelson Ave Concord CA
108. shScan This will keep the azimuth rate sensor position from eventually drifting away at a rate faster than the tracking loop can correct by using the tracking errors to regulate the rate sensor bias Satellite Reference Mode can be used as a diagnostic mode to determine if tracking errors are caused by faulty gyro inputs Satellite Reference Mode MUST be used when Gyro Compass is available e Frequent or constant ACU Error Code 0001 Gyro Compass has failed e Gyro Compass output is NMEA heading e Flux Gate Compass is being used e 5 Satellite Compass is being used To view or change the Satellite Reference Mode status select the SAT REF remote parameter 1 Press the RIGHT arrow then press the UP arrow and last press the ENTER key to turn Satellite Reference Mode ON 2 Press the RIGHT arrow then press the DOWN arrow and last press the ENTER key to turn Satellite Reference Mode OFF If you change this remote parameter you must save the change using REMOTE PARAMETERS 7 3 11 To Read Decode an ACU Error Code 0008 Pedestal Function Error An Error Code 8 as reported by the ACU is an indication that the above decks equipment has experienced an error One of the functions available within the Comm Diagnostics tool window provides the means to read and decode the actual discreet Pedestal Function Error 1 Select the Comm Status Help Diagnostics window attern Scan Ctrl S under to the Tools submenu or
109. sure that equipment used to lift hoist this system is rated accordingly CAUTION The antenna radome assembly is very light for its size and is subject to large swaying motions if hoisted under windy conditions Always ensure that tag lines attached to the radome base frame are attended while the antenna assembly is being hoisted to its assigned location aboard ship WARNING Electrical Hazard Dangerous AC Voltages exist inside the Antenna Pedestal Breaker Box Observe proper safety precautions when working inside the Pedestal Breaker Box WARNING Electrical Hazard Dangerous AC Voltages exists on the side of the Antenna Pedestal Power Supply Observe proper safety precautions when working inside the Pedestal Power Supply gt gt 4 1 Installation 9497B 2 Dual C Band TVRO 42 Site Survey The radome assembly should be installed at a location aboard ship where 1 The antenna has a clear line of sight to as much of the sky horizon to zenith at all bearings as is practical 2 Direct radiation into the antenna from ships radar especially high power surveillance radar arrays is minimized The radome should be as far away from the ships Radar as possible and should NOT be mounted on the same plane as the ships Radar so that it is not directly in the Radar beam path 3 Theradome should be as far away from the ships high power short wave MF amp HF transmitting antennas as possible 4 The Above Decks Equipment ADE
110. t Select the POL TYPE parameter under the MODE SETUP display and change the POL type setting to 9 8 1 Press ANTENNA key 3 times to select the POL display Rotate the feed using the UP and DOWN keys so that the feed is in the CENTER of its range and the ports are aligned Horizontal and Vertical Align the metal patches horizontally and vertically on an HCDC feed with the Ku band LNB at 2 o clock This is the Center Reference position Verify the POL display reads 120 10 Adjust the potentiometer on the feed if necessary to bring this reading into spec 2 5v for xx96 xx97 systems Note the display reading as the Center Reference value Rotate the feed CW 90 degrees viewed looking towards the satellite CCW looking into the dish by pressing the UP key The display reading must have INCREASED Record the change in the POL display reading from the Center Reference value The change must be 60 or 90 If it is any other 7 14 9497B 2 Dual C Band Maintenance and Troubleshooting value there is a problem with the Polang potentiometer scale settings and should be corrected for proper operation 4 Rotate the feed CCW 180 degrees or as far as it will travel viewed looking towards the satellite CW looking into the dish If the feed allows full 180 degree rotation the POL display will show 60 or 90 counts below the center reference value Enter this value as the POL OFFSET parameter and the value recorded in step 3 as the POL SCALE param
111. th linear polarized satellite transmissions Circular polarized satellite transmissions do not require polarization adjustment to optimize the reception 4 EAST WEST 20 1 1 1 5 lt 1 5 Linear polarized satellite transmissions require periodic adjustment of Figure 3 1 Satellite Signal Polarization polarization to optimize the alignment of the LNB to the angle of the signal from the satellite When you are at the same longitude as the satellite its horizontal and vertical signals will be aligned to your local horizon When you are east or west of the satellite the signals will appear to be rotated clockwise or counter clockwise from your local horizontal and vertical Both horizontal and vertical signals from a satellite will appear to be rotated the same amount and are always perpendicular to each other The amount of rotation is dependent on how far east or west you are form the satellite and how close you are to the Equator Antenna Basics The following information is provided to explain some of the basic functions of the antenna 3 2 1 Unlimited Azimuth Azimuth rotation of the antenna is unlimited no mechanical stops Azimuth drive provided by the azimuth motor is required during stabilization searching and tracking operations of the antenna When the ship turns azimuth is driven in the opposite direction to remain pointed at the satellite The actual a
112. the satellite you targeted and allow tracking to peak the antenna position Record the Peak Azimuth position Subtract the Peak position from the Calculated position to determine the number of degrees of AZ TRIM that would be Figure 5 3 Antenna stops past the Bow required Refer to the calculations above to determine the HFO you should use for this antenna 180 0 Example In this new installation I target my desired satellite and record the Calculated Azimuth to be 180 0 I drive DOWN and finally find my desired satellite at a Peak Azimuth of 90 0 degrees 1 subtract Peak from Calculated and difference to be 90 0 degrees therefore the actual Relative position that needs to be preset into the counter when the antenna is at the Home Flag is 90 0 90 0 360 x 255 0 25 x 255 63 75 which I round up to 64 5 42 To Enter the HFO value To enter the calculated HFO value press amp hold both LEFT and RIGHT arrows for six seconds to enter the parameter menu at the EL TRIM parameter window Press DOWN arrow key numerous times about 21 until you have selected the REMOTE COMMAND window In the REMOTE COMMAND window press the LEFT arrow key until you have underscored the left most character in the displayed value ie the A0000 Use the UP DOWN arrow keys to increment decrement the underscored character until it is upper case N0000 should appear in the command window Press the RIGHT arrow
113. these components refer to the Basic System Information section of this manual A Above Decks Equipment ADE Group 1 Stabilized antenna pedestal 2 Antenna Reflector 3 Feed Assembly with LNB s 4 Radome Assembly B Below Decks Equipment Group 5 Antenna Control Unit 6 2o0r4input Matrix Switch with desired number of outputs one output to the ACU plus enough outputs for the installed satellite receivers 7 Satellite Video Receiver s amp Television s 8 Control RF and Video cables Introduction TVRO Antenna Above Decks Below Decks TVRO IF LHCP Horizontal Antenna Control Unit gt Ships Gyro 55 9497B 2 Dual C Band Figure 1 1 Simplified Block Diagram 1 4 General scope of this manual This manual describes the Sea Tel Series 97 Antenna also called the Above Decks Equipment its operation and installation Refer to the manual provided with your Antenna Control Unit for its installation and operating instructions 1 5 gt Quick Overview of contents The information in this manual is organized into chapters Operation basic system information installation setup functional testing maintenance specifications and drawings relating to this Antenna are all contained in this manual 9497B 2 Dual C Band Operation 2 Operation 21 System Power up Turn the Power switch on the louvered panel of the antenna pedestal ON This will energize the ant
114. thorough visual inspection of the radome and antenna pedestal Visually inspect the inside surface of the radome top and of the antenna pedestal Look for water or condensation rust or corrosion white fiberglass powder residue loose wiring connections loose hardware loose or broken belts or any other signs of wear or damage 1 Radome Inspection All the radome flanges are properly sealed to prevent wind saltwater spray and rain from being able to enter the radome Re seal any open leaky areas with marine approved silicone sealant If heavy condensation or standing water is found inside the radome isolate and seal the leak and then dry out the radome Small 1 8 inch holes may be drilled in the base pan of the radome to allow standing water to weep out 2 Antenna Pedestal Inspection The shock vibration springs and or wire rope Isolators should not be frayed completely compressed or otherwise damaged The plated and painted parts should not be rusted or corroded The harnesses should not be frayed and all the connectors should be properly fastened and tightened All hardware should be tight no loose assemblies or counter weights Replace re coat repair and or tighten as necessary 7 2 7 Mechanical Checks Turn the pedestal power supply OFF 1 Inspect inside of radome for signs that the dish or feed have been rubbing against the inside of the fiberglass radome 2 Rotate the pedestal through its full range of azimuth mot
115. tial space while the ship rolls pitches and yaws beneath the assembly Three low friction torque motors attached to each of the three free axes of the assembly provide the required force to overcome the disturbing torque imposed on the antenna system by cable restraints bearing friction and 7 2 9497B 2 Dual C Band Maintenance and Troubleshooting small air currents within the radome These motors are also used to re position the antenna in azimuth and elevation The Pedestal Control Unit PCU uses inputs from the level cage sensors to calculate the amount of torque required in each axis to keep the antenna pointed within 0 2 degrees The primary sensor input for each loop is the rate sensor mounted in the Level Cage Assembly This sensor reports all motion of the antenna to the PCU The PCU immediately responds by applying a torque in the opposite direction to the disturbance to bring the antenna back to its desired position Both the instantaneous output of the rate sensor Velocity Error and the integrated output of the rate sensor Position Error are used to achieve the high pointing accuracy specification The calculated torque commands are converted to a 5 volt differential analog signal by a Digital to Analog converter D A and sent to each of three Brush Less Servo Amplifiers These amplifiers provide the proper drive polarities and commutation required to operate the Brush Less DC Servo Motors in torque mode The Torque acti
116. z single phase Power 100 Watts MAX pedestal only 8 9 4 Gyro Compass Interface Cable Customer Furnished Type Number of wires Wire Gauge Insulation Multi conductor Shielded 4 Conductors for Step By Step Gyro 5 Conductors for Synchro see Multi conductor Cables spec above 600 VAC 8 9 5 Fiber Optic Transmitter CFE Optional Model Frequency Range Noise Figure Impedance Connectors RF Fiber Ortel Model 3112A 950 2050 MHz 45 dB 75 ohm Type F FC APC Tight Fit 8 5 94978 2 Technical Specifications 9497B 2 Dual C Band TVRO This Page Intentionally Left Blank 8 6 9497B 2 Dual C Band 9 The drawings listed below are provided as apart of this manual for use as a diagnostic reference Spare Parts kits listings are Model 9497B 2 Drawings provided as part number reference for replaceable parts and common assemblies 9 1 Drawing 129014 1 A 128354 1A1 128357 2 A 128265 3 A 128358 A 128269 2 A 123649 A1 111678 9 K2 111365 17 N1 123723 1 B1 123908 A 9 2 Drawing 128545 1 A 128546 1 A 128547 1 A 126374 A 128303 1 A Model Specific Drawings Title System Model 9497B 1 126 Radome System Model 9497B 1 144 Radome System Block Diagram Model 9497B 1 General Assembly Model 9497B 1 amp 2 Antenna System Schematic Model 9497B 1 Antenna Assembly 2 4M Dual C Quad Ku Feed Assembly C Ku 126 Radome Assembly 144 Radome Assembly Radom
117. zimuth pointing angle to the satellite is determined by your latitude amp longitude and the longitude of the satellite It is important to know that the antenna should be pointed generally toward the equator The azimuth angle to the satellite would be 180 degrees true relative to true north if the satellite is on the same longitude that you are on If the satellite is east or west of your longitude the azimuth will be less than or greater than 180 degrees respectively When checking for blockage you can visually look over the antenna radome toward the equator to see if any objects are in that sighted area If you are not able to find any satellites it may also be useful to remove the radome hatch to visually see if the dish is aimed the correct direction towards the equator 3 2 2 Elevation In normal operation the elevation of the antenna will be between 00 0 horizon and 90 0 zenith The antenna can physically be rotated in elevation below horizon and beyond zenith to allow for ship motion Elevation drive provided by the elevation motor is required during stabilization searching and tracking operations of the antenna The actual elevation pointing angle to the satellite is determined by your latitude amp longitude and the longitude of the satellite In general terms the elevation angle will be low when you are at a high latitudes and will increase as you get closer to the equator Additionally from any given latitude the elev

Download Pdf Manuals

Related Search

Related Contents

2010 Jeep Grand Cherokee User`s Guide  F18 User Manual - Housing Devices, Inc.  zenit  Onkyo HT-S7700 Owner's Manual  Os 1 User Manual - users.muohio.edu    STR-DE875  

Copyright © All rights reserved. Failed to retrieve file