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TeraScan 1.5m Polar Satellite Tracking Antenna O & M Manual

89

Section 7: Fault Isolation

7.1 Causes of Loss of Pass Data.............................................................................................................. 90

  7.1.1 Gradual or Temporary Loss of Data...................................................................................... 90
  7.1.2 Complete Loss of Data ............................................................................................................ 90
  7.1.3 No Data Received After Setup of Antenna .......................................................................... 91

7.2 Antenna Subsystem Diagnostics...................................................................................................... 91

  7.2.1 Test Environment ..................................................................................................................... 91
  7.2.2 Test Equipment......................................................................................................................... 92
  7.2.3 Parts Identification................................................................................................................... 92
  7.2.4 Positioner-Related Faults ........................................................................................................ 92

  7.2.4.1 Antenna Controller (PCU)............................................................................................ 93
  7.2.4.2 Tracking Positioner ........................................................................................................ 94
  7.2.4.3 Tracking Positioner—Elevation Torque...................................................................... 97
  7.2.4.4 Sea-Going Antenna with NMEA 0183 Input—Azimuth Mispositioned............... 97

7.2.5 RF-Related Faults ..................................................................................................................... 98

7.2.5.1 L/S-Band Downconverter ............................................................................................ 98

7.2.6 Time-Related Faults ................................................................................................................. 98

7.2.6.1 Check/reset clock .......................................................................................................... 98
7.2.6.2 Check GPS with sunclock and whereami .................................................................. 98

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Summary of Contents for TeraScan 1.5M

Page 1: ...TeraScan 1 5m Polar Satellite Tracking Antenna Operations and Maintenance Manual 12 13000 Gregg St Suite A Poway CA 92064 USA P N90333001 Rev G...

Page 2: ......

Page 3: ...TeraScan 1 5m Polar Satellite Tracking Antenna Operations and Maintenance Manual P N 90333001 Rev G 13000 Gregg St Suite A Poway CA 92064 USA...

Page 4: ...for a particular purpose The information in this publication is believed to be accurate and complete however it is provided for reference only SeaSpace Corporation nor SeaSpace personnel shall not be...

Page 5: ...the system was last rebooted You should also be prepared to provide Customer Support with any error message associated with the problem you are experiencing and all standard output and any standard e...

Page 6: ...iv SeaSpace Corporation...

Page 7: ...cable 12574542 and pedestal cable 12574543 into one assembly 12574545 Added ac 1 program file_name command to load flash of PCU D April 2006 Added 2 65 PROM version for sea going use of 1 5m antenna...

Page 8: ...vi SeaSpace Corporation...

Page 9: ...e Limits 7 1 6 1 6 Indoor Equipment Storage Limits 7 1 6 2 Mechanical Description 7 1 6 2 1 Radome Dimensions and Weight 7 1 6 2 2 Operating Power Requirements 7 1 6 2 3 Tracking Positioner 8 1 6 2 3...

Page 10: ...6 Model 6003AL Antenna Configuration for Land Use 82 Section 5 Antenna Operation and Periodic Maintenance 83 5 1 Antenna Testing 83 5 2 Antenna Monitoring 85 5 2 1 Trackeye 85 5 3 Periodic Maintenance...

Page 11: ...e 12574644 12574544 124 8 4 5 Level Platform Level Cage Drive Motor 12574035 126 8 4 6 Antenna Power Supply 12217001 12217002 PWR 220 SEA 128 8 4 7 Azimuth Pot 12574510 6003L Only 130 8 4 8 Interface...

Page 12: ...10 2 2 Control Code Details PCU 176 10 2 3 Monitor Code Details PCU 179 10 2 4 General Notes 181 10 3 Software Commands and Files 182 10 3 1 ac 182 10 3 2 align 183 10 3 3 antenna 184 10 3 4 autoalign...

Page 13: ...e 8 7B Level Cage 125 Figure 8 8A Level Cage Drive Motor 127 Figure 8 8B Level Cage 127 Figure 8 9 Antenna Power Supply 12217001 129 Figure 8 10 Antenna Power Supply PWR 220 SEA 129 Figure 8 11A Azimu...

Page 14: ...sembly 6003AL with Azimuth Motor including Encoder 70909049 47 1 5m Base Spindle Assembly 6003L with 40 1 Azimuth Train 70909013 49 Azimuth Motor Assembly Train 40 1 Azimuth Pot 70909017 50 1 5m Anten...

Page 15: ...03L with 40 1 Azimuth Train 49 70909014 1 5m Elevation Pan Assembly Left Side 44 70909015 1 5m Antenna 1 86m 72 Radome Bolt Mounting Pattern and Foot Details 32 70909017 Azimuth Motor Assembly Train 4...

Page 16: ...xiv SeaSpace Corporation...

Page 17: ...IN THIS MANUAL Section Contents 2 Pictures of the Antenna 3 Parts Identification and Configurations 4 Startup 5 Operation and Periodic Maintenance 6 How it Works 7 Fault Isolation 8 Repair Procedures...

Page 18: ...is is the tracking antenna Two models of antenna are included in this manual Model 6003AL Three servo amplifiers are integrated in the PCU enclosure Model 6003L Three servo amplifiers are mounted on t...

Page 19: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 3 1 5m Antenna and Related Hardware 70909001 drawing 70909001 70909001 1 5m Antenna and Related Hardware...

Page 20: ...tenna WindSat telemetry from Coriolis satellite S band antenna LRIT telemetry from geostationary satellites L band antenna 1 6 PHYSICAL DESCRIPTION 1 6 1 Environment 1 6 1 1 Outdoor Equipment Operatin...

Page 21: ...2 100 ft lbs 12mm 88 115 Nm 65 85 ft lbs Vibration Withstand externally imposed vibrations in two horizontal directions and in the vertical direction at sweep rates no greater than 0 2 octaves per mi...

Page 22: ...single phase Provide a 15 Amp circuit isolated ground 110 VAC single phase 2 outlets 220 V minimum 6 Amps 220 VAC single phase Provide a 10 Amp circuit isolated ground 220 VAC single phase 2 outlets...

Page 23: ...1 6 2 2 Operating Power Requirements 90 132 or 190 264 VAC 47 63Hz single phase Humidity 0 100 Temperature 1 5m 60 dish 30 C 22 F to 60 C 140 F Humidity 0 90 RH Non condensing Temperature 20 C 4 F to...

Page 24: ...e Motor Torque Azimuth 0 48 N m 68 oz in maximum size 23 double stack Cross level or Elevation 0 17 N m 24 oz in maximum size 23 single stack Number of Axes Three azimuth cross level elevation Azimuth...

Page 25: ...gle stack Number of Axes Three azimuth cross level elevation Azimuth travel limits 540 degrees 95 625 degrees absolute Cross level travel limits 20 to 20 degrees Elevation travel limits 0 90 degrees D...

Page 26: ...10 SeaSpace Corporation...

Page 27: ...an go to a figure by selecting it from the list below Figure 2 1 1 85m 73 Radome for 1 5m Antenna 12 Figure 2 2 L and S Band RHCP Feed LNA Downconverter Assembly 13 Figure 2 3 2 0m 79 Radome for 1 5m...

Page 28: ...12 SeaSpace Corporation 2 1 1 85M 73 RADOME FOR 1 5M ANTENNA FIGURE 2 1 1 85m 73 Radome for 1 5m Antenna...

Page 29: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 13 2 2 L AND S BAND RHCP FEED LNA DOWNCONVERTER ASSEMBLY 12218004 FIGURE 2 2 L and S Band RHCP Feed LNA Downconverter Assembly...

Page 30: ...14 SeaSpace Corporation 2 3 2 0M 79 RADOME FOR 1 5M ANTENNA FIGURE 2 3 2 0m 79 Radome for 1 5m Antenna...

Page 31: ...nna O M Manual 15 2 4 POWER SUPPLY 12217001 AND GPS ASSEMBLY 70170101 FIGURE 2 4 Power Supply 12217001 and GPS Assembly 70170101 GPS antenna GPS antenna cable GPS receiver IF coax cable to receiver an...

Page 32: ...16 SeaSpace Corporation 2 5 POWER SUPPLY PWR 220 SEA AND GPS ASSEMBLY 12120004 IN 79 RADOME FIGURE 2 5 Power Supply PWR 220 SEA and GPS Assembly 12120004 GPS antenna power supply...

Page 33: ...70909005 1 5m Antenna Pedestal Assembly 6003L 3 Separate Servos 70909005 41 70909010 1 5m Cross Level Post Assembly 43 70909014 1 5m Elevation Pan Assembly Left Side 44 70909012 1 5m Elevation Pan As...

Page 34: ...79 Radome Assembly 23 70905537 1 5m Antenna 2 0m 79 Radome bolt mount pattern 24 70905235 Pedestal 1 5m Antenna with Top Plate for 2 0m 79 Radome 25 70909004 1 5m Parts Identification 6003L 3 Separate...

Page 35: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 19 This page intentionally left blank...

Page 36: ...8 32 19 3 4X 6 4X 2 RCVCR DCVTR FEED LNA DOWNCONVERTER L S BAND DC POWER INSERTER 4X 5 4 8X SEE DETAIL A DETAIL A SCALE NONE 3 4X SEE DETAIL B LEFT SIDE 9 8 45 4X 4X 29 32 32 19 19 33 PCU 70909047 7 S...

Page 37: ...CU 10 18 17 32 29 19 32 19 31 32 33 2X 25 23 25 26 6 16 SCALE NONE DETAIL B RIGHT SIDE 9 8 7 5 8X 2X 1 NONE 06 08 04 1 6003AL SERVOS INTEGRATED W PCU U S A 12120 KEAR PLACE POWAY CA 92064 1 5m PARTS I...

Page 38: ...22 SeaSpace Corporation 1 5m Antenna 3 Axis in 2 0m 79 Radome 70905038 drawing 70905038 70905038 1 5m Antenna 3 Axis in 2 0m 79 Radome...

Page 39: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 23 2 0m 79 Radome Assembly 70905536 drawing 70905536 70905536 2 0m 79 Radome Assembly...

Page 40: ...24 SeaSpace Corporation 1 5m Antenna 2 0m 79 Radome bolt mount pattern 70905537 drawing 70905537 70905537 1 5m Antenna 2 0m 79 Radome bolt mount pattern...

Page 41: ...2 4 FP FP FP 8SSHU JXVVHWV DUH RIIVHW GHJUHH IURP YHUWLFDO D LV RI VHFWLRQ DERYH FP FP F P FP 7 58 FP FP FP 6 7 21 F P FP 7 58 FP 7 58 FP 7 58 F P F P 6 63 12 0 7 5 1 6 7 3 6WHHO 7DOO 6N ZKLWH 3RGHUFR...

Page 42: ...5 9 8 DCVTR RCVCR 45 4X 1 5 2 DC POWER INJECTOR 4X 6 3 FEED LNA DOWNCONVERTER L S BAND SEE DETAIL A 3 4X 4X 12 35 34 36 35 4X SEE DETAIL B 32 41 31 4X 28 32 19 7 ELEVATION SERVO FEED STRUT PCU COUNTE...

Page 43: ...H A 1 1 5m PARTS IDENTIFICATION 6003L POWAY CA 92064 12120 KEAR PLACE CORPORATION CORPORATION TITLE U S A SCALE NONE DETAIL B 5 7 5 10 RIGHT SIDE 8 9 5 5 U1 J1 16 18 17 23 2X 29 3 32 19 19 33 32 2X 32...

Page 44: ...28 SeaSpace Corporation RCVCR DCVTR 3 2 9 1 5m ANTENNA 70909002 120 15...

Page 45: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 29 1 5m Antenna 3 Axis 70909002 drawing 70909002 70909002 1 5m Antenna 3 Axis...

Page 46: ...30 SeaSpace Corporation 1 85m 73 70909003 14 2 1 A A 889mm 35 00 1 10m 43 25 1 82m 71 70 1 9m 73 40 SECTION A A BOW 2 4X 14mm 0 56 EQ SP ON 1143m 45 0 B C...

Page 47: ...70909003 70909003 1 85m 73 Radome Assembly index marker text SIZE OF 10 1 03 120810 1 NONE SCALE DATE DRAWING REF DWG NO 70909003 1 SH A 1 1 85m 73 RADOME ASSEMBLY POWAY CA 92064 12120 KEAR PLACE CORP...

Page 48: ...Space Corporation 1 5m Antenna 1 86m 72 Radome Bolt Mounting Pattern and Foot Details 70909015 drawing 70909015 70909015 1 5m Antenna 1 86m 72 Radome Bolt Mounting Pattern and Foot Details index marke...

Page 49: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 33 Pedestal 1 5m with Base Ring 70905035 drawing 70905035 70905035 Pedestal 1 5m with Base Ring index marker text...

Page 50: ...34 SeaSpace Corporation...

Page 51: ...embly 6003AL with Azimuth Motor including Encoder 47 70909013 1 5m Base Spindle Assembly 6003L with 40 1 Azimuth Train 49 70909017 Azimuth Motor Assembly Train 40 1 Azimuth Pot 50 70909050 1 5m Antenn...

Page 52: ...36 SeaSpace Corporation 1 5m Tracking Antenna 3 Axis Using Internal Receiver Block Diagram 70909045 drawing 70909045 70909045 1 5m Tracking Antenna 3 Axis Using Internal Receiver Block Diagram...

Page 53: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 37 Tracking Antenna 3 Axis Using HR300 Block Diagram 70909030 drawing 70909030 70909030 Tracking Antenna 3 Axis Using HR300 Block Diagram...

Page 54: ...38 SeaSpace Corporation 1 12 11 2X 9 3 2 PCU AZIMUTH SPOOL ELEVATION SIDE PAN LEFT 1 5m ANTENNA PEDESTAL ASSEMBLY...

Page 55: ...Polar Satellite Tracking Antenna O M Manual 39 1 5m Antenna Pedestal Assembly 6003AL Servos Integrated with PCU 70909048 drawing 70909048 70909048 1 5m Antenna Pedestal Assembly 6003AL Servos Integra...

Page 56: ...40 SeaSpace Corporation 1 PCU 70909005 ELEVATION SERVO PCU ELEVATION MOTOR 3 9 2X 12 11 13 12 2X 12 11 2X CROSS LEVEL MOTOR 5 4 8 2 1 5m ANTENNA PEDESTAL AZIMUTH SPOOL ELEVATION SIDE PAN LEFT...

Page 57: ...6003L 3 Separate Servos 70909005 12120 KEAR PLACE POWAY CA 92064 1 5m ANTENNA PEDESTAL ASSEMBLY 6003L 3 SEPARATE SERVOS 08 11 04 8X AZIMUTH SERVO TITLE DWG NO DATE SCALE DWG REF 121347 NONE 9 12 11 AZ...

Page 58: ...42 SeaSpace Corporation 1 5m CROSS LEVEL 70909010 AZIMUTH POST 28 12 11 3 19 5 2X 31 SECTION A A 7 24 1 25 14 2 9 17 3 5...

Page 59: ...ALE DATE DRAWING REF DWG NO 70909010 1 SH A 1 1 5m CROSS LEVEL POST ASSEMBLY POWAY CA 92064 12120 KEAR PLACE CORPORATION CORPORATION TITLE U S A POST ASSEMBLY 18 16 23 25 1 MOTOR TENSION 5 23 4X 26 1...

Page 60: ...A A SCALE 1 2 79 29 41 57 71 41 46 77 4X 80 2X 2X 6X 3X 48 CORPORATION 12120 KEAR PLACE 1 U S A OF SH CORPORATION DWG NO DATE 1 5m ELEVATION PAN ASSY 70909014 8 11 04 NONE 1 SIZE A POWAY CA 92064 TITL...

Page 61: ...5 37 43 3 7 33 34 74 81 PART OF LEVEL BEAM ASSEMBLY 39 SCALE 1 2 SECTION A A 6X 80 3X 48 RIGHT SIDE 9 29 03 1 5m ELEVATION PAN ASSY DWG NO SCALE NONE DATE DRAWING REF TITLE 120574 CORPORATION CORPORAT...

Page 62: ...46 SeaSpace Corporation A B B SECTION B B AMP A 1 5m BASE 6003AL WITH AZIMUTH MOTOR 12574507 W ENCODER AZIMUTH MOTOR 12574507 W ENCODER AZIMUTH DRIVE BELT 12574525 ROPE ISOLATOR PCU 12574592...

Page 63: ...04 70909049 12120 KEAR PLACE POWAY CA 92064 TITLE NONE 122780 DWG REF SCALE DATE DWG NO 6003AL WITH AZ MOTOR 12574507 1 5m BASE SPINDLE ASSEMBLY SPINDLE ASSEMBLY AZ MOTOR 12574507 AZIMUTH MOTOR AZIMU...

Page 64: ...H SPOOL DRIVE BELT C C REDUCTION STACK 12 2X 2X 40 1 3 2X 34 33 40 A 11 26 6 7 SECTION B B 45 2X 44 42 47 43 48 70909013 18 3 29 8 21 5 35 9 33 37 36 49 30 31 12573592 ISOLATOR WIRE ROPE ISOLATOR 1257...

Page 65: ...18 31 30 2X 8X 4X 23 4 4X 8X 41 8X 51 25 52 4 24 50 SECTION C C 30 7mm 1 21 7 6mm 30 8X CORPORATION 12120 KEAR PLACE 1 U S A OF SH CORPORATION DWG NO DATE 1 5m BASE SPINDLE ASSEMBLY 70909013 7 22 04...

Page 66: ...9 3 15 16 SECTION A A 2X 23 26 25 4X 24 26 4X 30 18 A A 40 1 AZIMUTH POT 6003L ONLY 07 22 04 AZIMUTH MOTOR ASSY TRAIN DWG NO SCALE NONE DATE DRAWING REF TITLE 121815 CORPORATION CORPORATION POWAY CA 9...

Page 67: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 51 This page intentionally left blank...

Page 68: ...RATE 12V GND 12V CL RATE GND 12V GND CTR 13 14 12 11 10 8 9 7 5 6 4 WHT ORG WHT VIO WHT YEL 44 30 15 LV LV CL 2 3 1 WHT BLU WHT GRN RED WHT RED BRN 2 40 24 9 26 5V GND AZ B AZ A AZ REF YEL BLU YEL GR...

Page 69: ...estal Harness 12574542 index marker text 1 9 10 12 3 11 LENGTH MODEL 6003AL W1 AZ 20 W5 LCM 84 W7 LC 91 1 1 2 2 14 15 13 1 LENGTH 4 18 7 4 13 5 1 14 15 6 17 SEE DETAL B A 1 DATE SCALE SH OF 04 26 05 N...

Page 70: ...023 14 24 28 26 26 24 27 25 24 26 21 23 22 20 19 15 16 1 2 3 4 34 13 12 10 11 33 31 32 9 29 30 8 1 7 6 5 4 3 2 IDC 6 POS 5 6 BRN WHT RED WHT BLU RED WHT GRN 2 40 26 9 24 AZ POT AZ A AZ B 5V IDC 5 POS...

Page 71: ...DRAWING REF DWG NO 70909023 1 SH A 1 1 5m ANTENNA PEDESTAL POWAY CA 92064 12120 KEAR PLACE CORPORATION CORPORATION TITLE U S A 55 DETAIL B 53 2X 2 0 4 0 2X 52 2X W7 LC W6 POL LENGTH IN WIRE W4 LV W5 L...

Page 72: ...IVE 10 11 PCB PCU ASS Y J1 DB 44S 25 24 12 13 23 22 7 21 8 20 9 19 6 18 12574549 16 3 17 4 5 15 14 2 J2 DB 25S PCU ENCLOSURE ASS Y J3 DE 9S W1 AZ REF CROSS LEVEL AXIS LEVEL AND WHT VIO 10 11 BRN WHT G...

Page 73: ...6003AL U S A A OF 1 REV WHT RED WHT GRN BRN WHT RED WHT 13 14 12 11 10 9 8 6 7 4 5 3 1 2 6 WHT 4 5 3 GRN BLK 1 2 RED GRY 13 12 14 10 1 7 VIO 9 8 BLK 4 6 5 RED GRN YEL 3 2 BRN ORG BLU WHT 7 8 6 BLK GRN...

Page 74: ...X TX RX 7 DB 44S J1 14 RX 5 GND 8 12 GND 28V 4 15 28V D13 2 3 11 D11 D12 D10 10 1 D02 D01 9 D00 1 2 4 3 5 IDC 6 POS 6 26 40 9 24 2 12574048 PCU ASSY WHT GRN 26 40 9 24 2 WHT RED BRN WHT BLU RED AZ B A...

Page 75: ...ar Satellite Tracking Antenna O M Manual 59 1 5m Pedestal Schematic Az Pot 6003L Separate Servo Amplifiers 70909022 drawing 70909022 70909022 1 5m Pedestal Schematic Az Pot 6003L Separate Servo Amplif...

Page 76: ...L W 5V 19 8 YEL WHT AWG 26 AWG 24 RED BLK 3 2 1 WHT VIO 24 WHT BLK 12 13 WHT YEL WHT GRN ORG 23 22 10 WHT RED AWG 24 AWG 26 AWG 26 AWG 26 AWG 24 AWG 24 W2 W3 W4 10 7 HALL U GND AWG 24 AWG 26 BRN BLU 3...

Page 77: ...ndex marker text 6 8 7 4 14 15 8 6 7 8 4 9 9 16 CABLE LENGTH MODEL W2 W3 W4 13 12 12 13 12 13 TAP 4 40 1 4X DETAIL A DETAIL B 26 6003AL 20 74 CROSS LEVEL AZIMUTH ELEVATION REV 1 OF A U S A 1 SH 06 08...

Page 78: ...62 SeaSpace Corporation...

Page 79: ...O M Manual 63 Cable Assembly Antenna Interface 1 2m 1 5m with PCU L S Band 110 220 VAC 70096105 Sheet 1 of 2 drawing 70096105 Sheet 1 of 2 70096105 Sheet 1 Cable Assembly Antenna Interface 1 2m 1 5m w...

Page 80: ...64 SeaSpace Corporation...

Page 81: ...Cable Assembly Antenna Interface 1 2m 1 5m with PCU L S Band 110 220 VAC index marker text AWG24 AWG24 POWER INJECTOR COAX RG 58 POWER INJECTOR SMA M J4 6 F MS CONNECTOR 2 5 3 J1 1 5 TELEMETRY SELECT...

Page 82: ...66 SeaSpace Corporation...

Page 83: ...ith Sk II GPS 6003AL 70372112 1 5m Antenna 110 220 VAC L S Band with Sk II GPS 6003AL 70372313 ANT 15 1 5m Antenna 3 axis with GPS Acutime Gold See Section 11 for each kit s list 3 4 CABLE ASSEMBLIES...

Page 84: ...68 SeaSpace Corporation...

Page 85: ...IEC 60320M POWER STRIP OR OUTLET ON C G M F SPECIFIC 2nd PORT GPS OTHER 14 2 RS422 DC25S 7 16 3 P6 ANTENNA CABLE N N PCU PINOUTS RS422 RS232 TX 2 TX 2 EARTH GND RECEIVE 1 TRANSMIT 1 RECEIVE 1 TRANSMIT...

Page 86: ...END AS SHOWN IE 70339033 33 LENGTH K A J H VIO GRY M G E D LINE 220 L NEUTRAL 220 N 2 16 7 14 YEL GRN BLK ORN P1 P2 RED A A VIEW A A B BLU 3 P5 SCALE NONE 23 P1 25 9 24 10 BULKHEAD PANEL WHT BRN SCHE...

Page 87: ...OWAY CA 92064 12120 KEAR PLACE CABLE ASSY TITLE B B VIEW 110 220VAC INPUT P2 SOCKET 1 23 1 P5 B B 21 22 15 SCALE NONE 5 COMPUTER END BULKHEAD TO RS422 PWR BLOCK ANTENNA CONTROL P6 SOCKET 1 LINE RED PW...

Page 88: ...72 SeaSpace Corporation...

Page 89: ...x marker text ANTENNA TO BULKHEAD VAC INPUT COMPUTER END 70350xxx REV x B B CORPORATION DWG NO ANTENNA TO BULKHEAD CORPORATION CABLE ASSY 1 2m 1 5m ANTENNA D PINS VIEW F B B E J G H B M L C K A B SCAL...

Page 90: ...74 SeaSpace Corporation CBL LL 50...

Page 91: ...text U S A POWAY CA 92064 12120 KEAR PLACE 70390 CABLE ASSY TITLE ANTENNA 1 2m TO RS422 23 P2 SOCKET 1 P4 12 0 P5 B B 21 13 0 TRUE LENGTH COMPUTER END COMPUTER END 70341xxx REV x 21 12 13 15 14 23 2P...

Page 92: ...76 SeaSpace Corporation...

Page 93: ...tch to the south stern e Lower the radome into position on the pedestal f Bolt the 4 feet to the pedestal Torque to 61 70 Nm 45 52 ft lbs 4 1 2 2 2 79 Radome a Attach four slings with shackles to the...

Page 94: ...e two cable clamps to the cable strain relief h Attach the MS connector of the control cable to the MS connector on the bracket mounted on the radome Figure 2 4 page 15 i Attach the N connector of the...

Page 95: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 79 FIGURE 4 1 Attaching the Cable to the 1 85m 73 Radome...

Page 96: ...otate to 90 elevation fully counterclockwise and then return to 0 elevation 2 The dish will rotate to 45 above level 45 elevation 3 The cross level beam will rotate to 90 elevation level position 4 60...

Page 97: ...de 0070 ac 1 st Section 10 3 1 page 182 Section 10 2 2 Satellite Reference Mode 0071 ac 1 st Section 10 3 1 page 182 Section 10 2 2 page 176 Prom Version 2 6 8 ac 1 version Section 10 3 1 page 182 Sof...

Page 98: ...ng 25 Azimuth Torque Setting 12 ac 1 n1999 ac 1 n2999 ac 1 n3999 Table 8 1 page 154 Table 8 1 page 154 Table 8 1 page 154 Fast Mode 0070 ac 1 st Section 10 3 1 page 182 Section 10 2 2 Gyro Reference M...

Page 99: ...n 1 Test the antenna status by entering ac 1 st Return Note The status reply should always include the line Fast Mode If not it should be set using the 0070 command See Section 10 2 2 Sea going antenn...

Page 100: ...ntil the elevation position is 82 degrees 11 Move the cross level beam to 85 degrees by entering ac 1 cl 85 Return 12 Check the antenna position by entering ac 1 pos Return until the cross level beam...

Page 101: ...ng of the antenna If the antenna is ship mounted this angle is relative to the bow of the ship elev antenna elevation command absolute in degrees head ship heading if used in degrees True North mo mot...

Page 102: ...ance of the antenna Does the dish drift if placed at 0 45 or 90 degrees elevation Does the cross level beam remain level while the elevation angles are being tested d Rotate the dish in azimuth and el...

Page 103: ...uired by the feed it is amplified by the LNA and downconverted to a lower frequency usually centered at 137 5 MHz by the downconverter The signal is then sent down the coaxial cable to the receiver lo...

Page 104: ...e antenna in relation to true north When the ship turns the antenna turns in the opposite direction to keep the same pointing angle During a pass the shipheading is updated in the antenna PCU every 0...

Page 105: ...tics 91 7 2 1 Test Environment 91 7 2 2 Test Equipment 92 7 2 3 Parts Identification 92 7 2 4 Positioner Related Faults 92 7 2 4 1 Antenna Controller PCU 93 7 2 4 2 Tracking Positioner 94 7 2 4 3 Trac...

Page 106: ...ause loss of data c Obstruction The antenna is pointing at an obstacle that blocks reception The antenna will continue to track even if data is not received d Incorrect antenna location on earth Use w...

Page 107: ...nt is not in progress Use trackmon or trackeye to determine if tracking is in progress b The section number of the repair procedure is shown in The diagnostics shown below should be run by the TeraSca...

Page 108: ...Ammeter for measuring alternating current d Spectrum analyzer for examining output signal from the DC 7 2 3 Parts Identification Parts identification drawings are in Section 3 of this manual starting...

Page 109: ...s using the antenna Wait for pass to complete There is 110 220 VAC at antenna power supply but no low voltage at the PCU Measure pins 14 and 15 of the DB15 connector attached to the PCU 14 GND 15 24 V...

Page 110: ...er supply i Motor sprocket coming loose from the drive shaft j Incorrect antenna type n0 xxx in the PCU Use the actual telemetry chain number in place of 1 in these diagnostics CONDITION TEST CAUSE AC...

Page 111: ...ght Gain is too high Antenna out of balance left to right Re dress cables Check torque settings Table 8 1 Rebalance antenna 8 5 1 Antenna does not move in response to an ELEVATION drive command ac 1 e...

Page 112: ...e in response to an AZIMUTH drive command ac 1 az 300 0 ac 1 pos A pin is pushed in on the pedestal harness at PCU connector Pull the pin back out realign it and reseat the connector PCU is faulty Rep...

Page 113: ...muth Elevation torque should not vary from 0 by more than 20 hexadecimal counts Antenna dish not balanced Elevation belt tension incorrect Harness cables binding Elevation belt teeth stripped Rebalanc...

Page 114: ...Check GPS with sunclock and whereami 1 Enter not as root user sunclock Enter The error reported between the computer s time and the GPS time should be less than one second 2 Enter whereami list Enter...

Page 115: ...PWR 220 SEA 128 8 4 9 Azimuth Pot 12574510 6003L Only 130 8 4 10 Interface Harness 70096105 70096106 132 8 4 20 L S Feed LNA Downconverter 12218xxx 136 8 4 21 DC Power Injector 12791001 138 Antenna D...

Page 116: ...1 12582001 19 0mm 3 4 box wrench 1 12578007 7 9mm 5 16 open end wrench 2 12578021 28 6mm 1 1 8 short handle wrench 1 12564002 100mm 4 crescent wrench 1 12564001 150mm 6 crescent wrench 1 12570013 Need...

Page 117: ...Digital Tape Measure 5 m 16 ft 1 12122001 Force gage 0 3kg 0 5 lb Consumables Quantity SeaSpace Part Description 25 12554001 Tie wraps 71mm 2 8 25 12554002 Tie wraps 13 9cm 5 6 4 12596001 Weights 0 5...

Page 118: ...rew 6 32 x 1 8 ss for 12574580 1 12574520 Cross Level Drive Belt 1 12573613 Elevation Drive Belt 1 12574526 Level Platform Level Cage Drive Belt 0 080 pitch 165 grooves 1 12574545 Pedestal and Motor H...

Page 119: ...74520 Cross Level Drive Belt 1 12573613 Elevation Drive Belt 1 12574526 Level Platform Level Cage Drive Belt 0 080 pitch 165 grooves 1 12574545 Pedestal and Motor Harness 1 5m 6003AL 1 70096106 Interf...

Page 120: ...oss Level Drive Belt 1 12573613 Elevation Drive Belt 1 12573614 Level Platform Level Cage Drive Belt 40 DP 175 tooth 1 12574524 Azimuth Pot Drive Belt 70 grooves 1 12574523 Azimuth Drive Belt Azimuth...

Page 121: ...er Supply 110 220 VAC in 24 VDC out 220 watt 6003AL Sea going 1 70300001 Adapter Cable to mount Acutime Gold GPS on 70096105 Cable cable used with Sk II GPS 1 70302001 Upgrade Kit Acutime Gold used on...

Page 122: ...protect the equipment must be used The container should have at least 8 cm 3 in of cushioning on all sides of the part It is best not to use foam peanuts as they may shift in transit Do not use peanu...

Page 123: ...em 15 of drawing 70909049 page 47 and Figure 8 1B on the following page Procedure 1 Turn off power to the antenna 2 Remove the cables attached to the PCU 3 Loosen the screws on the PCU that hold it to...

Page 124: ...108 SeaSpace Corporation FIGURE 8 1A Pedestal Control Unit PCU for 6003L 12574548 FIGURE 8 1B Pedestal Control Unit PCU for 6003AL 12574549...

Page 125: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 109 This page intentionally left blank...

Page 126: ...DS C32R 1 3 4 5 6 2 7 8 9 U5C MC34074 9 10 8 R15 1 00K 1 R21H 4 7K 8 9 R25A 1K 1 16 C10 10 R11 240K J1 DB 44S 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18...

Page 127: ...X2444 CE 1 SK 2 DI 3 DO 4 VSS 5 RCL 6 STO 7 VCC 8 C19 15pF JP2 1 2 C20 15pF R26 4 7K 1 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 JP6 1 2 R5 2 0K R21G 4 7K 7 10 R25G 1K 7 10 R1A 4 7K 1 16 D4 1N4749A R16 680...

Page 128: ...112 SeaSpace Corporation...

Page 129: ...raScan 1 5m Polar Satellite Tracking Antenna O M Manual 113 Pedestal Control Unit 12574548 PCB Schematic 70918021 drawing 70918021 70918021 Pedestal Control Unit 12574548 PCB Schematic index marker te...

Page 130: ...e 117 2 The elevation drive motor is located on the elevation pan item 11 of drawing 70909014 page 44 See also drawing 70909005 page 41 and Figure 8 3 page 118 3 6003L The azimuth drive motor is locat...

Page 131: ...ded harness 4 Remove the four screws on the elevation motor item 44 of drawing 70909014 page 44 that hold the motor to the elevation side pan 5 Unhook the elevation drive belt from the motor sprocket...

Page 132: ...bracket 11 Adjust the tension on the Az Pot Drive Belt see step 9 of section 8 4 33 12 Turn on power to the antenna D Azimuth Drive Motor 12574507 for 6003AL Figure 8 4 page 119 1 Turn off power to t...

Page 133: ...ir 1 Perform the tests of section 5 1 page 83 and observe the correct operation of the antenna especially the axis whose motor has been changed FIGURE 8 2 Cross Level Drive Motor cross level drive bel...

Page 134: ...118 SeaSpace Corporation FIGURE 8 3 Elevation Drive Motor and Elevation Servo for 6003L only No Elevation Servo Assembly on 6003AL elevation servo elevation drive motor sprocket motor removal screws...

Page 135: ...ite Tracking Antenna O M Manual 119 FIGURE 8 4 Azimuth Drive Motor 12574501 for 6003L motor cable to servo amplifier azimuth motor drive belt azimuth pot drive belt motor removal screw 1 of 4 azimuth...

Page 136: ...120 SeaSpace Corporation FIGURE 8 5 Azimuth Drive Motor with Encoder 12574507 for 6003AL motor hold down screws...

Page 137: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 121 This page intentionally left blank...

Page 138: ...6 page 123 Elevation servo see drawing 70909004 page 27 and Figure 8 3 page 118 The servo is attached to the drive motor of that axis Procedure 1 Turn off power to the antenna 2 Remove the two cables...

Page 139: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 123 FIGURE 8 6 Cross Level Servo and Azimuth Servo 6003L only cross level servo azimuth servo...

Page 140: ...Place the new level platform on the shaft Its range of motion should be suitable for the platform 8 Engage the drive belt on the sprocket of the level platform 9 Replace the washer and 5 16 18 jam nu...

Page 141: ...Tracking Antenna O M Manual 125 Stop Level Cage Orientation on Cross Level Beam When Operating FIGURE 8 7A Level Cage Front and Rear Views FIGURE 8 7B Level Cage jam nut to remove level platform drive...

Page 142: ...ook the drive belt around the motor sprocket Loosely reattach the motor to the equipment frame 6 Push the motor away from the level platform to tighten the drive belt then tighten the four screws hold...

Page 143: ...tellite Tracking Antenna O M Manual 127 FIGURE 8 8A Level Cage Drive Motor level cage motor connector level cage drive motor FIGURE 8 8B Level Cage jam nut to remove level cage drive belt level cage m...

Page 144: ...urn off power to the antenna 2 Detach the power connector from the power supply 3 Unbolt the power supply from its mounting plate and remove the old power supply 4 Place the new power supply on the st...

Page 145: ...Polar Satellite Tracking Antenna O M Manual 129 power supply 12217001 power connector FIGURE 8 9 Antenna Power Supply 12217001 FIGURE 8 10 Antenna Power Supply PWR 220 SEA power connector power suppl...

Page 146: ...drive belt and remove the azimuth pot assembly 6 Loosen the two set screws 8 32 x 1 4 item 21 of drawing 70909017 page 50 and remove the az pot sprocket item 16 12574588 from the az pot 7 Undo the two...

Page 147: ...snag on the antenna as the antenna moves 14 Calibrate the azimuth pot section 8 5 13 page 157 Diagnostics After Repair Perform the tests of section 5 1 page 83 and observe the correct operation of th...

Page 148: ...to 65 with an Sk II GPS 70096106 is the same as 70096105 except that it attaches to an Acutime Gold GPS The interface harness connects at the radome base using the mil connector and SMA connector and...

Page 149: ...148 See Figure 8 13 14 Loosely wrap the interface harness in the cable spool going one and one half turns in a clockwise direction See Figure 8 13 15 Bring the interface cable out of the cable spool...

Page 150: ...U in the cable spool harness 21 Attach the SMA connector to the radome base 22 Attach the MS connector through the radome mounting bracket Diagnostics after Completing Repair 1 Measure the voltage pro...

Page 151: ...an 1 5m Polar Satellite Tracking Antenna O M Manual 135 FIGURE 8 12 Azimuth Tongue with Cable Spool Cover cable spool cover FIGURE 8 13 Interface Cable Coiled on the Spool interface cable cable spool...

Page 152: ...0 elevation and tie a rope around a support strut on the back or edge of the dish to keep it from tipping up when the Downconverter is removed 3 Remove all cable connectors from the feed 4 Remove the...

Page 153: ...aScan 1 5m Polar Satellite Tracking Antenna O M Manual 137 FIGURE 8 14 Feed LNA Downconverter Assembly L S band select line J5 connector used with dual frequency feed only IF coax cable to power injec...

Page 154: ...wo coax connectors and the power connector from the power injector 3 Remove the four screws holding the power injector to the azimuth post and remove the old power injector 4 Position the new power in...

Page 155: ...lar Satellite Tracking Antenna O M Manual 139 FIGURE 8 15 Power Injector IF coax cable to receiver J4 connector power cable J1 connector L S band select line to feed LNA downconverter IF coax cable fr...

Page 156: ...ff the old belt from the cross level pulley and unhook it from the drive sprocket of the motor 6 Place the new drive belt on the motor sprocket 7 Stretch the belt over the cross level pulley 8 Push do...

Page 157: ...16A Cross Level Drive Belt Rear View of Antenna Dish cross level pulley tie wraps holding drive belt to pulley harness cable clamp cross level drive belt motor screws to loosen FIGURE 8 16B Cross Lev...

Page 158: ...m 44 of drawing 70909014 page 44 that hold it to the equipment frame and slide the motor toward the elevation pulley 4 Remove the old belt 5 Place a new belt on the motor sprocket and slide the belt o...

Page 159: ...eraScan 1 5m Polar Satellite Tracking Antenna O M Manual 143 FIGURE 8 17 Elevation Drive Belt elevation drive belt motor screws to loosen 2 of 4 elevation pulley tie wraps holding drive belt to pulley...

Page 160: ...the old belt from the reduction stack 4 Slide the new drive belt over the reduction stack 5 Tip the azimuth pot and hook the drive belt onto the azimuth pot sprocket 6 Loosely attach the two screws i...

Page 161: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 145 FIGURE 8 18 Azimuth Pot Drive Belt azimuth pot drive belt...

Page 162: ...4 Unscrew the cable from the level platform and detach 5 Unhook the old drive belt from the level platform motor and then slide it over the level platform 6 Place the new belt over the level platform...

Page 163: ...TeraScan 1 5m Polar Satellite Tracking Antenna O M Manual 147 FIGURE 8 19 Level Platform Drive Belt jam nut to remove screws holding level platform motor to side pan level platform drive belt...

Page 164: ...e az pot bracket Slide the bracket towards the reduction stack 3 Unhook the azimuth pot drive belt from the reduction stack and put aside 4 Remove the four screws item 31 of drawing 70909017 page 50 h...

Page 165: ...RE 8 20A Azimuth Drive Belts 6003L Top View azimuth pot sprocket azimuth pot drive belt azimuth spool drive belt reduction stack azimuth motor drive belt azimuth pot bracket azimuth spool FIGURE 8 20B...

Page 166: ...the azimuth motor to the motor train bracket 6 Perform steps 10 13 for the az spool drive belt 12574521 above 7 Adjust the tension of the azimuth motor drive belt using the two screws not attached to...

Page 167: ...r screws holding the azimuth motor to its bracket Turn on power to the antenna Diagnostics After Completing Repair Perform tests of section 5 1 page 83 and observe the correct operation of the antenna...

Page 168: ...of the frame behind the dish until the cross level beam is balanced Use 1 oz or oz weights with 20 cap screws 2 Move the dish to 90 elevation If the dish drifts redistribute the weights Note Do not a...

Page 169: ...ocedure 1 The PCU must be operating and not initializing while the coefficient values are being read via the ac command 2 Enter ac 3 Enter 1 or chain for the antenna 4 Enter n0999 The reply will be th...

Page 170: ...Torque Setting 1 n1999 0030 0025 1 5m Antenna 6003L 1 5m Antenna 6003AL Elevation Torque Setting 2 n2999 0030 0025 1 5m Antenna 6003L 1 5m Antenna 6003AL Azimuth Torque Setting 3 n3999 0015 0012 1 5m...

Page 171: ...for the antenna 4 To reload all coefficient values into the PCU refer to the coefficient values recorded in steps 4 5 and 6 of Procedure 8 5 10 Use the ac command to enter the coefficient sequence num...

Page 172: ...he bubble reads level for elevation correction 3 Note The antenna must not be in use for tracking a satellite ac Return 1 Return Enter chain associated with the antenna unit 0084 Return Selects test m...

Page 173: ...de screwdriver slot in the top of the pot until the ac 1 H reply is 90 degrees reply 0900 5 Tighten the first set screw 6 Rotate the pedestal fully CW until you hit the end stop The relative azimuth r...

Page 174: ...pass starts enter the following commands use the actual telemetry chain number in place of 1 1 Reset the antenna ac 1 reset 2 Wait until the antenna has initialized Check the progress of initializatio...

Page 175: ...for purposes of repair The receiver mounting plate and the GPS antenna are held to the radome bottom with double sided VHB adhesive tape 2 Communications To communicate with the GPS receiver the progr...

Page 176: ...te and lift off the GPS receiver 4 Detach the power signal connector from the old GPS receiver 5 Attach the power signal connector to the new GPS receiver 6 Place the GPS receiver on its mounting plat...

Page 177: ...adome 4 Pry the GPS antenna from the radome bottom 5 Clean off any adhesive still attached to the radome 6 Place new VHB adhesive on the bottom of the new GPS antenna flat side of the GPS antenna Trim...

Page 178: ...e The GPS antenna is held to the radome bottom with double sided VHB adhesive tape 2 Communications and Configuration The GPS antenna 12120004 provides accurate clock time and location information to...

Page 179: ...iver antenna 3 Unscrew the old GPS receiver antenna from the pipe 4 Screw on the new GPS receiver antenna 5 Attach the power signal connector to the new GPS receiver antenna 6 Turn on power to the ant...

Page 180: ...164 SeaSpace Corporation...

Page 181: ...80 dB 850 MHz 10 dB 1800 MHz LNA Gain 38 dB Noise Figure 0 6 dB Four Pole Filter Bandwidth 1680 1714 MHz 1 dB 3 dB bandwidth 53 MHz Center Frequency 1697 MHz Insertion Loss 2 5 dB Downconverter Gain...

Page 182: ...9 dB Four Pole Filter Bandwidth 2204 2285 MHz 1 dB 3 dB bandwidth 53 MHz 2199 2290 Center Frequency 2244 MHz Insertion Loss 1 5 dB Downconverter Gain 22 dB approx IF center frequency 2237 5 MHz to 13...

Page 183: ...ction Telemetry File system config for each chain the following setting is added Hardware Command to Antenna Voltage Level at Feed Pin h to b L Band down_converter 1 O0000 0 VDC low S Band DMSP RTD Co...

Page 184: ...TD WINDSAT S BAND O0000 LOW OV HRPT L BAND SELECT LINE CABLE TO POWER N M TO SMA M 12218002 L BAND FEED LNA DOWNCONVERTER 12218002 L BAND POWAY CA 92064 9 29 03 70909041 FEED LNA DOWNCONVERTER 12120 K...

Page 185: ...1958002 Injection Voltage 12 VDC 900 ma Power supply Isolation 700 V Potential between input power connection and ground not to exceed 100 volts Overload Protection Continuous Noise rejection on input...

Page 186: ...CONN 11958002 J1 PWR A A COAX TO RECEIVER 90 SMA M TO RECV J1 POWER CONNECTOR WIRING ANTENNA PEDESTAL MTG PLATE VIEW A A 2 3 1 4 6 5 POWER INJECTOR P2 WIRE USE PIN POWER RETURN 24VDC DO0 SPARE DO1 SPA...

Page 187: ...70909060 drawing 70909060 70909060 Power Supply 24VDC Out 2A 85 265 VAC Input 12217001 index marker text 70909060 85 265 VAC Input Power Supply Assy 24VDC Out 2A CORPORATION U S A POWAY CA 92064 12120...

Page 188: ...awing 70909061 70909061 Power Supply 24VDC Out 8A 85 265 VAC Input 12217002 index marker text 70909061 85 265 VAC Input Power Supply Assy 24VDC 8A CORPORATION U S A POWAY CA 92064 12120 KEAR PLACE DWG...

Page 189: ...Satellite Tracking Antenna O M Manual 173 9 6 PWR 220 SEA POWER SUPPLY SEA GOING Input 85 265 VAC 47 440 Hz Output 24 VDC 220 watts 9 1 amp Temperature Range 40 C 40 F to 65 C 149 F FIGURE 9 3 Power...

Page 190: ...174 SeaSpace Corporation...

Page 191: ...thout loss of position 2 67 6003AL Corrected motor gains for sea going operation 2 681 6003AL Corrected 3 axis motion cross level 10 2 HARDWARE COMMAND SET 10 2 1 Command Summary PCU Use ac Section 10...

Page 192: ...h resolution PCUs Aaaaa Move Azimuth to aaa a degrees true PCU response CR LF when command is accepted Baaaa Set ship s compass heading to aaa a degrees Sets Heading Valid flag Bit 3 word 2 Resets cal...

Page 193: ...al position command Functions just like the ixxxx command above but in the Azimuth axis PCU response CR LF when command is accepted labcd Lumped i j k command Allows up to 9 bit resolution of the diff...

Page 194: ...vel trim Tip cross level beam right by 0 4833 Changes N4___ 0002 Elevation trim Tip level cage away from dish by 0 4833 Changes N5___ 0008 Elevation trim Tip level cage toward dish by 0 4833 Changes N...

Page 195: ...00 Azimuth range is 0000 to 3599 PCU Response EeeeeAaaaaCaaaa CR LF o Read back last output O command PCU response oXY p Az El position Response is one line of ASCII characters representing the antenn...

Page 196: ...itializing PCU Bit 0 1 Downconverter Fault Bit 0 1 Searching 0 Downconverter OK 0 Signal Threshold BYTE 3 Not Used BYTE 4 PCU Errors Bit 7 0 Bit 7 0 Bit 6 1 Bit 6 1 Bit 5 0 Bit 5 Bit 4 0 Bit 4 Bit 3 0...

Page 197: ...ds a character to the PCU to clear the PCU error status PCU response None 10 2 4 General Notes The CR LF echo indicates that the PCU has accepted a command and is ready to process the next command Any...

Page 198: ...ad Report current ship heading n Output command n during tracking No wait for the antenna program st Read antenna status 0070 Set PCU to Fast Reference mode 0071 Set PCU to Satellite Reference mode Se...

Page 199: ...g a satellite The user must enter azimuth adjustments positive or negative and observe the effect they have on the signal strength from the trackeye display The objective is to find an azimuth adjustm...

Page 200: ...antenna motors and antenna position The commands are sent to the antenna in a real time sequence The sequence can be run when the specified starting date and time are reached or can be run now The fun...

Page 201: ...the file PASSDIR antenna antenna calib to be used in tracking following passes The program begins with an azimuth adjustment of 180 0 degrees and steps through a series of angles to 180 0 degrees sear...

Page 202: ...nt that the NTP service is lost or the GPS is down the superuser can use the date command as follows to reset the system time until the GPS is available again 1 If the time is off by less than a few m...

Page 203: ...se the data One or two serial ports can be configured for reading NMEA messages The ports are numbered 1 and 2 Port nav 1 always defines the port that supplies ship heading If the time is supplied by...

Page 204: ...following variables must also be defined nav 2 nav type type of device associated with the second port nav 2 nav device device name of the serial port attached to the second NMEA port Example dev ter...

Page 205: ...e the messages being received by the nmea_monitor program To do this make sure that no other copy of nmea_monitor is running and setenv ANT_DEBUG 2 nmea_monitor Also the ac 1 NMEA command will show th...

Page 206: ...until the ship heading can be loaded If the antenna is not powered on or has not completed initialization the function will wait Parameters unit The telemetry chain whose antenna is to be set heading...

Page 207: ...r using antenna to track the sun for 6 minutes This command is used to align the antenna so signal strength can be maximized and measured by trackeye 1 antlead The antenna unit chain to be aligned and...

Page 208: ...tem If a TeraScan user calls sunclock the difference in time between real time and the system clock time can be displayed if the environment variable ANT_DEBUG is set 1 but the system clock will not b...

Page 209: ...e incoming signal strength and the receiver bit sync and frame synchronizer status are updated once a second subject to the system load For the case where the parameter full has not been selected the...

Page 210: ...i once runs once without retries as a diagnostic and will report the equipment status whereami once list runs once and reports the location wherami delay runs once and delays for the period specified...

Page 211: ...Run whereami once reset the GPS unit No reply 3 whereami once Example 4 Run whereami once with reply 4 whereami once list Latitude Longitude Altitude Declination Dip 32 53 51 N 177 9 23 W 61 7 13 287...

Page 212: ...declination corrections anywhere in the world PASSDIR antenna tracksX Antenna X tracking sequence 10 4 1 file PASSDIR antenna antenna calib For two and three axis antennas program track or conscan au...

Page 213: ...elay x seconds Delay before beginning search mode when the antenna s signal strength is below the threshold See constants on next page search stepperdeg x steps Conversion of degrees to antenna step c...

Page 214: ...fixed at 90 horizontal This method will be used if the maximum pass elevation is less than cl el min The cross level beam is moved during the pass This method will be used if the maximum pass elevati...

Page 215: ...s below this level 100 Example background 1210 counts constants 2 100 counts conscan tracking occurs when the signal strength is greater than 1210 100 1310 counts 3 4 5 1 Do not flip antenna 1 Flip th...

Page 216: ...nned outage then the satellite s transmission would be too close to a transmission from a Deep Space satellite Also can be used when there is a known obstruction near the antenna 15 16 1 Output increm...

Page 217: ...ue errors Corrected checksum error on V version command 10 5 3 Prom Required for Sea Going Systems 6003AL Mar 2006 2 64 Prom required for sea going systems Corrects azimuth uncontrolled motion when le...

Page 218: ...202 SeaSpace Corporation...

Page 219: ...s Azimuth Encoder MS3116F1210S MS Connector Straight Socket 12791001 DC Power Injector 12120004 GPS Antenna Acutime Gold 12224001 GPS Antenna Base 70289001 Radome Cable Gland Assembly 0 620 Cable 7031...

Page 220: ...MS Connector Straight Socket 12791001 DC Power Injector 11958002 Power Connector for Power Injector from 70306001 kit 70170101 GPS Kit Stand alone RS422 Port 70320001 GPS Receiver Sk II 70347001 GPS...

Page 221: ...L S Bands MS3116F1210S Connector Feed Telemetry Select 12791001 DC Power Inserter 11958002 Power Connector for Power Injector from 70306001 kit 70170101 GPS Kit Stand alone RS422 Port 70320001 GPS Rec...

Page 222: ...0S MS Connector Straight Socket 12791001 DC Power Injector 11958002 Power Connector for Power Injector from 70306001 kit 70170101 GPS Kit Stand alone RS422 Port 70320001 GPS Receiver 70347001 GPS Ante...

Page 223: ...L S Bands MS3116F1210S Connector Feed Telemetry Select 12791001 DC Power Inserter 11958002 Power Connector for Power Injector from 70306001 kit 70170101 GPS Kit Stand alone RS422 Port 70320001 GPS Rec...

Page 224: ...nd MS3116F1210S MS Connector Straight Socket 12791001 DC Power Injector 11958002 Power Connector for Power Injector 70170101 GPS Kit Stand alone RS422 Port 70320001 GPS Receiver 70347001 GPS Antenna 7...

Page 225: ...rter L S Bands MS3116F1210S Connector Feed Telemetry Select 12791001 DC Power Inserter 11958002 Power Connector for Power Injector 70170101 GPS Kit Stand alone RS422 Port 70320001 GPS Receiver 7034700...

Page 226: ...210 SeaSpace Corporation...

Page 227: ...ime Local solar mean time at Greenwich Meridian GPS Global Positioning System IF Intermediate Frequency LHCP Left Hand Circular Polarity System LNA Low Noise Amplifier LSD Least Significant Digit MS M...

Page 228: ...212 SeaSpace Corporation...

Page 229: ...rive belt replacement 148 B balancing the antenna 152 C cabling antenna cable attachment to radome 78 for system with HR300 75 for system with receiver in processor 73 interface harness parts identifi...

Page 230: ...6 drive motor replacement 126 replacement 124 location checking updating 194 loss of data causes of 90 M maintenance of antenna 86 monitoring antenna PCU 179 181 antenna tracking 85 motor harness 6003...

Page 231: ...antennas 81 spare parts 102 105 startup of antenna 80 sunalign command 158 191 sunclock command 159 192 system hardware connections 3 location 194 power requirements 7 time 192 system config file 159...

Page 232: ...216 SeaSpace Corporation...

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