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Simrad GC80 Compact MK2, User Manual

The Simrad GC80 Compact MK2 is a reliable and user-friendly marine GPS unit. Ensure optimal performance by downloading the free User Manual from our website. This comprehensive manual will guide you through setup, operation, and troubleshooting, making your navigation seamless and stress-free. Get your manual at manualshive.com.

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Simrad GC80/85 Dual MK2 Gyro Compass 

ix 

 

988-12720-002 

Latitude ............................................................................................................................... 20 
Speed ................................................................................................................................... 21 

4.6 

Pendulum function .................................................................................................................. 23 

4.7 

Selecting active compass ....................................................................................................... 24 

4.8 

Alarm messages ........................................................................................................................ 25 

Alarm messages on the compass control panels................................................. 25 
Alarm messages on the Change over panel .......................................................... 26 
Acknowledging an alarm.............................................................................................. 26 
Central Alarm Panel ........................................................................................................ 27 
BAMS .................................................................................................................................... 27 

5

 

MAINTENANCE ........................................................................................................... 29

 

5.1 

General ......................................................................................................................................... 30 

5.2 

Precautions ................................................................................................................................. 30 

5.3 

Cleaning the operator panels and the cabinet surface ............................................... 30 

5.4 

Checking the connectors ....................................................................................................... 30 

5.5 

Checking mechanical installation ....................................................................................... 30 

5.6 

Preventive maintenance intervals ...................................................................................... 31 

5.7 

Replacing the Sensitive element ......................................................................................... 31 

Mechanical installation ................................................................................................. 31 
Verifying the element’s tilt angle ............................................................................... 34 
Parameter updates ......................................................................................................... 35 
Balancing the Horizontal ring ..................................................................................... 36 
Adjusting the Rotor balance........................................................................................ 37 

5.8 

Replacing the Fuses ................................................................................................................. 38 

Master compass ............................................................................................................... 38 

GC80/85 Dual MK2 Control unit ................................................................................. 38 

6

 

INSTALLATION ............................................................................................................ 42

 

6.1 

Unpacking and handling ....................................................................................................... 43 

6.2 

Mechanical installation ........................................................................................................... 43 

Control unit........................................................................................................................ 43 
Master compass ............................................................................................................... 46 

6.3 

Cabling ......................................................................................................................................... 47 

Power supply .................................................................................................................... 48 

6.4 

Grounding the units ................................................................................................................ 49 

6.5 

DIP switch and jumper settings ........................................................................................... 49 

Summary of Contents for GC80 Compact MK2

Page 1: ...ENGLISH GC80 85 Dual MK2 User Manual www navico commercial com...

Page 2: ......

Page 3: ...PREFACE 988 12720 002 ii Document history Rev 001 First issue Rev 002 Added trademark section disclaimer and copyright section Added section about Master compass power switch...

Page 4: ...Simrad GC80 85 Dual MK2 Gyro Compass iii 988 12720 002 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 5: ...PREFACE 988 12720 002 iv 1 PREFACE...

Page 6: ...roperty damage The user of this product is solely responsible for observing maritime safety practices NAVICO HOLDING AS AND ITS SUBSIDIARIES BRANCHES AND AFFILIATES DISCLAIM ALL LIABILITY FOR ANY USE...

Page 7: ...s manual references to buttons on the operator panels are written in boldface but in a different text style e g SET button DISP button GYRO button Important text that requires special attention from t...

Page 8: ...iption of parameters that can be entered or changed in the Extension menu 7 Technical specifications Specifications for the system and for all separate units in the GC80 85 Dual Gyro system 8 Drawings...

Page 9: ...er panel 9 4 OPERATION 12 4 1 General 13 4 2 System Start up and Shut down 13 Start Up procedure for each Gyro compass 13 Turning a Gyro compass OFF 14 Starting and stopping the Dual function 15 4 3 A...

Page 10: ...t surface 30 5 4 Checking the connectors 30 5 5 Checking mechanical installation 30 5 6 Preventive maintenance intervals 31 5 7 Replacing the Sensitive element 31 Mechanical installation 31 Verifying...

Page 11: ...6 6 9 Configuring the Dual function 67 Setting the heading difference alarm 68 7 ADVANCED SETTINGS 70 7 1 General 71 7 2 Using the Extension menu 71 7 3 The Extension menu overview 72 8 TECHNICAL SPEC...

Page 12: ...B106 111 TB107 111 12 DIP SWITCH SETTINGS 113 12 1 General 114 12 2 GPOWER board 1 and 2 115 Jumper settings on GPOWER boards 115 12 3 GTERM A board 116 Jumper settings on GTERM A board 116 12 4 SCC b...

Page 13: ...D CORRECTIVE ACTIONS 133 13 1 The alarm system 134 13 2 Fault finding 134 Master compass running stop function 135 13 3 Complete alarm code list 136 Alarms generated by the Dual system 138 BAMS comple...

Page 14: ...Simrad GC80 85 Dual MK2 Gyro Compass xiii 988 12720 002 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 15: ...SYSTEM OVERVIEW 1 988 12720 002 2 SYSTEM OVERVIEW This section provides an overview of the GC80 85 Dual Gyro systems and their components...

Page 16: ...Master compass and in the Control unit Note A GC80 or GC85 system is identified by the labelling on top of the Master compass case as shown in the figure below The labelling on the Control unit is ide...

Page 17: ...trol unit Note For details refer TECHNICAL SPECIFICATIONS page 78 2 4 Bearing repeaters GC80 and GC85 output step and serial signals used for repeaters Even when the emergency power supply is used the...

Page 18: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 4 For connection of repeaters refer to the wiring diagrams from page 88 onwards...

Page 19: ...SYSTEM OVERVIEW 5 988 12720 002 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 20: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 6 3 USER INTERFACE This section gives an overview of the GC80 85 Dual MK2 Control unit and the user interface...

Page 21: ...Refer System Start up and Shut down page 13 Display The LCD displays data in 2 rows the upper row shows data and the lower row shows active mode The Data indicator consists of 4 7 segment red LEDs Th...

Page 22: ...sources Refer System start up and software configuration page 62 onwards ACK ENT button ACK ENT Used to confirm a change in data and input sources Refer System start up and software configuration page...

Page 23: ...aracters available The figure below shows the display after the start up procedure is completed 1 GYRO 142 7 A 2 GYRO 142 7 When pressing the DISP button the display will page through available data a...

Page 24: ...ve compass page 24 EXT button EXT Used to select an external heading source as heading reference The status lamp is lit to indicate that the external heading reference source is active Refer Selecting...

Page 25: ...USER INTERFACE 11 988 12720 002 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 26: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 12 4 OPERATION This section describes the main operating procedures used when operating the GC80 85 Dual Gyro system...

Page 27: ...ured according to the description in System start up and software configuration page 62 onwards 4 2 System Start up and Shut down A GC80 85 Gyro compass is usually left with power on If the system has...

Page 28: ...mode continues to flash 7 The rotor will now start rotating and reaches full speed after maximum 30 minutes GYRO 8 When the rotor has reached full speed the compass starts the north seeking function T...

Page 29: ...Press the POWER button to turn ON the Change over panel The button is recessed into the front panel and a pen or a blunt tool must be used to activate the button The display will show product name an...

Page 30: ...Change over panel is not illuminated Panel lamps and display segments may be tested by pressing both ARROW buttons simultaneously All lamps and display segments are lit and a short audible alarm will...

Page 31: ...ER SET ACK ENT 2 Press the ACK ENT button The display will change to SET ENT ESC DISP LCD CONTRAST 3 Press the ARROW UP button The display changes to SET ENT ESC DISP LIGHT OFF TIME 4 Press the ACK EN...

Page 32: ...tings are presented by pressing the DISP button The display is used as follows The first row in the display shows the value The second row displays code used for identification Displaying settings wit...

Page 33: ...EXT True output bearing Active compass The compass indication equals the sensor selected as active compass Gyro or external DISP 1st press on DISP button or Bearing Passive compass DISP 2nd press on D...

Page 34: ...ettings when operating the Gyro compass However if an error occurs in any of the input sources it may be necessary to switch to a different input source True bearing Make sure that the Gyro compass is...

Page 35: ...ause incorrect true bearing Press the DISP button until the vessel s speed information is displayed Confirm every 4th hour that the displayed speed is the same as the vessel s actual speed Any discrep...

Page 36: ...g If the course is within 90 180 270 true heading is found by adding the speed error to the compass heading 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 90 80 70 60 50 40 30 20 10 3 8 3 6 3 4 3 2 3 0 2...

Page 37: ...activate the function the following functions are obtained The compass heading and repeaters change by 180 from the heading An acoustic alarm sounds 5 times The dots in the indicator field in the disp...

Page 38: ...YRO NO 1 FROM OPERATING PANEL FOR GYRO NO 2 FROM SWITCH OVER PANEL Gyro no 1 Yes No Yes Gyro no 2 No Yes Yes External sensor Yes Yes Yes GYRO ACK ENT On the Gyro control panels the switching is done b...

Page 39: ...anels Up to 4 alarm codes may be displayed in the LCD at the same time to indicate that several alarm situations are present The last activated alarm will be displayed on the right side of the display...

Page 40: ...m lamp will be switched off and the alarm code will be removed from the LCD If the alarm situation continues the alarm lamp will switch from flashing to steady light The LCD will return to show true b...

Page 41: ...ld only be used when RUNNING contact is not required Central Alarm Panel On some installations it is required to connect the Gyro to an external bridge alarm panel In these types of installations the...

Page 42: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 28 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 43: ...2720 002 5 MAINTENANCE This section describes maintenance procedures that should be performed by the system operator The section also includes a detailed description of how to replace the Sensitive el...

Page 44: ...cable from the Control unit Electrostatic charges may damage components on the circuit boards inside the units Always wear a correctly connected earthing strap when opening the units 5 3 Cleaning the...

Page 45: ...l Every 2nd year 5 7 Replacing the Sensitive element Caution The Sensitive element should only be replaced by authorized Simrad personnel Note A special tool Simrad part no 44174449 is required when i...

Page 46: ...t 6 Fasten the screw on the plug holder on the defective Sensitive element 7 Carefully lift the new element from its packaging and remove the rubber tube on top of the element Note The packaging and t...

Page 47: ...ning screws after placing the ground wire as shown in the figure 11 Loosen the screw on the plug holder on the Sensitive element and lift the holder 2 3 mm upwards 12 Connect the plug to the connector...

Page 48: ...ximately 1 minute Remove the pressure and observe that the tilt angle remains at GC80 15 to 19 GC85 18 to 22 The tilt angle is indicated in the figures below 15 19 Max and min tilt angle for GC80 std...

Page 49: ...from the Extension menu as described below 1 Enter the Extension menu by pressing and holding the SET button and the ACK ENT button simultaneously for appr 3 seconds Main category A 1 will be display...

Page 50: ...about the Extension menu see ADVANCED SETTINGS page 70 onwards Balancing the Horizontal ring After the Sensitive element has been replaced the Gyro compass should be turned ON as described on page 13...

Page 51: ...he Theta Offset parameter 1 6 t in the extension menu A 1 The Bubble will react when the value is changed However it will take at least 1 hour before it is stabilized The Bubble level should be checke...

Page 52: ...rning the fuse holder edge counter clockwise with a screwdriver 2 Replace fuse F1 and close the holder by turning it clockwise GC80 85 Dual MK2 Control unit For location of the fuses refer to the draw...

Page 53: ...or ch 8 serial repeater F9 TB1 2 31 9R24 Power supply for ch 9 serial repeater F10 TB1 2 36 10R24 Power supply for ch 10 serial repeater F11 TB2 3 61 ST15 Power supply for ch 1 step motor repeater F12...

Page 54: ...fore any fuse is replaced Note The fuses in the Dual MK2 Control unit are open glass type and may be damaged if handled with force 1 Pull the damaged fuse up from the holder 2 Re install a new fuse by...

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Page 56: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 42 6 INSTALLATION This section is a reference guide to correctly install and configure the GC80 85 Gyro compass...

Page 57: ...should be used if the element is sent to the factory for overhaul or repair Care should be taken when unpacking and handling the equipment A visual inspection should be made to see that the equipment...

Page 58: ...kit includes 1 flush mounting panel 4 corners 4 mounting screws 1 blind cover In addition to this kit optional control panel cables must be ordered The cables for Master compass control unit no 1 and...

Page 59: ...the Control panel to the flush mounting panel 5 Insert the Control panel in the flush mounting kit from the front as shown in the figure Fasten the panel using the 4 nuts 6 Insert the plug on the opt...

Page 60: ...le to compensate for a small mounting offset by using the heading offset feature as described in Adjusting True heading page 66 It is also possible to mount the master Gyro with a 180 degree offset Th...

Page 61: ...re included when the Gyro system is delivered from factory The wiring diagrams on page 88 onwards include cable specifications for all cables Connect power and signal cables according to the wiring di...

Page 62: ...he system is set up for 220 V AC If the system is to be supplied with 110 V AC a strap on both GPOWER boards has to be set according to the figure and the table below Note Replace the 220 V AC label w...

Page 63: ...Gyro system GC80 or GC85 In addition 3 switches have to be set if an external heading sensor is connected to the system Note All DIP switch settings are read when the system is started Any changes mad...

Page 64: ...80 system GC85 system All outputs are selectable for 1 5 10 or 50 Hz Refer DIP SWITCH SETTINGS on page 113 onwards Note A GC85 system is recommended to be set for 50 Hz output Note 50 Hz will automati...

Page 65: ...heading sensor DIP switch no 5 on S1 on both SCC boards DIP switch no 1 and 2 on S1 on the SCOIF board DIP switch no 3 and 4 on S1 on the PCC board on the back side of the Dual MK2 control panel For a...

Page 66: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 52 SCOIF board For location of the board refer the figure on previous pages No external sensor Active external sensor...

Page 67: ...INSTALLATION 53 988 12720 002 PCC board No external sensor Active external sensor...

Page 68: ...tput To output HDT and THS at the same time S2 5 and S4 5 must both be set to ON and S2 6 must be set to OFF When outputting both at the same time the only available output frequency is 1 Hz Selection...

Page 69: ...ernal switch is connected to the GC80 85 system to operate the pendulum function DIP switch no 4 on S2 on both of the SSC boards and DIP switch no 4 on S1 on the SCOIF board have to be set to activate...

Page 70: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 56 Pendulum switch disabled Pendulum switch enabled...

Page 71: ...OFF to activate the EXTERNAL BUZZER STOP input The external buzzer stop output is the same as used as RUNNING CONTACT Gyro 1 output To use output as remote buzzer stop to external alarm panel DIP swit...

Page 72: ...hat the Master compasses are installed and cables connected according to the description on page 38 onwards 2 Remove the 4 screws on the Horizontal ring 3 Carefully lift the Sensitive element from its...

Page 73: ...itive element and lift the holder 2 3 mm upwards 8 Connect the plug to the connectors on the Sensitive element s PCB according to the labelling on the PCB and on the wires Make sure that the pin guide...

Page 74: ...ximately 1 minute Remove the pressure and observe that the tilt angle remains at GC80 15 to 19 GC85 18 to 22 The tilt angle is indicated in the figures below 15 19 Max and min tilt angle for GC80 std...

Page 75: ...ts on the tilting side north and south sides 3 Carefully rotate the Horizontal ring at least 1 complete rotation Verify that all movable parts will turn around without making any contact with mechanic...

Page 76: ...80 Std or GC85 HSc software version for Control unit and for Master compass is displayed in rapid succession Examples of display texts are shown below OR GC80 CONTROL UNIT STD VERSION GC85 CONTROL UNI...

Page 77: ...This tuning is reflected in a set of parameters specific for this Gyro compass These parameters are included in the Sensitive element s packaging and they have to be entered into the Control unit as...

Page 78: ...l main category A7 is displayed 11 Exit the sub category by pressing the SET button and then exit the Extension main category by pressing and holding the SET and ACK ENT buttons simultaneously for app...

Page 79: ...lue without flashing Setting the Speed input source When the system is configured as described in Configuring the Sensitive element page 63 onwards the speed input source can be changed as described b...

Page 80: ...the center Each division equals 2 minutes 2 If the level bubble is not within this limit add or remove weights from the Horizontal ring until it is leveled Note It is important that there are as few w...

Page 81: ...1 5 To correct for 1 5 press the ARROW DOWN button until the display shows 358 5 5 Confirm the new value by pressing the ACK ENT button or reject the changes by pressing the SET button The display wi...

Page 82: ...The heading difference alarm is generated when the difference between Gyro no 1 and Gyro no 2 exceeds the heading difference value DISP 1 Press the DISP button twice on the Change over panel until HD...

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Page 84: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 70 7 ADVANCED SETTINGS This section gives an overview of the Extension menu how to enter the menu and how to change parameter values...

Page 85: ...ng and holding the SET button and the ACK ENT button simultaneously for at least 3 seconds Main category A 1 will be displayed 2 Page through the main categories to the selected category by pressing t...

Page 86: ...g angle Presents a coefficient ration to the standard value stored in software 1 00 0 00 2 00 1 4 u Leveling servo gain Leveling motion Sensitive element erection motion calculates X signal equivalent...

Page 87: ...llation 0 00 1 b S Maximum deviation of horizontal servo Maximum deviation value in the horizontal servo loop that occurred up to this moment NOTE The maximum is measured after 3 hours from system sta...

Page 88: ...should be set every time the zero cross pin is detected 2 0 0 0 5 0 2 5 y Year Used to set current year 2000 2099 2 6 N Month and Day Used to set current month and date 2 7 t Hour and Minute Used to s...

Page 89: ...of zero cross errors 3 3 H Maximum zero cross errors 3 4 y Occurred year of zero cross errors 3 5 N Occurred month day of zero cross errors 3 6 t Occurred hour minute of zero cross errors 3 7 n Occur...

Page 90: ...20 002 76 Main Category Sub Category Parameter description Default value Range 7 2 u SCC software version number 7 3 u MCC software version number A 8 8 1 t For confirmation of extension menu 8 2 S Fi...

Page 91: ...ADVANCED SETTINGS 77 988 12720 002 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 92: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 78 8 TECHNICAL SPECIFICATIONS This section lists all specifications for the GC80 85 Gyro compass...

Page 93: ...Accuracy at equator For other latitudes accuracy to be multiplied by 1 COS f where f Latitude 8 2 General specifications Follow up speed follow up system 75 sec Gimbal freedom for both roll and pitch...

Page 94: ...ding Circuits 1 Electrical RS422 NMEA0183 Baud rate 4800 38400 bps Data bits 8 bits Parity None Stop bits 1 Transmit freq 1 5 0 Hz 20 50 Hz Input format HDT xxx x T hh CR LF THS xxx x a hh CR LF ROT x...

Page 95: ...freq INDETERMINATELY Input format ACN xxxxxx xx aaa x x x x a C hh CR LF ACK xxx hh CR LF HBT x x a x hh CR LF PULSE signal LOG Circuits 1 Electrical 200 400 p p n m dry contact Voltage Current 5 V 5...

Page 96: ...10 50 Hz Output format Data no 1 HEHDT xxx x T hh CR LF Data no 2 HETHS xxx x a hh CR LF Data no 3 HEROT xxx x a hh CR LF Data no 5 PTKM HEALM xxxx x xx hh CR LF Serial output signal 2 1 Circuits 10 E...

Page 97: ...Data no 2 HEALF x x x xxxxxx xx a a a aaa x x x x x x a a hh CR LF Data no 3 HEARC xxxxxx aaa x x x x a hh CR LF Data no 5 HEHBT x x a x hh CR LF STEP signal Circuits 4 Electrical 24 V DC 6 step RATE...

Page 98: ...m 13 4 Depth 340 mm 13 4 Weight 23 kg 51 lbs GC80 85 Dual MK2 Control unit Height 561 mm 22 1 Width 467 mm 18 4 Depth 182 mm 7 2 Weight 23 kg 51 lbs 8 6 Power GC80 85 Master compass Voltage input Supp...

Page 99: ...ial Aluminum Color Black Temperature range Operating 10 50 C 14 122 F Storage 25 70 C 13 158 F Angular freedom of gimbal 45 for roll and pitch GC80 85 Dual MK2 Control unit Enclosure material Aluminum...

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Page 101: ...DRAWINGS 87 988 12720 002 9 DRAWINGS This section contains dimensional drawings that show mechanical dimensions of the different GC80 85 units together with wiring diagrams of the Gyro system...

Page 102: ...2 Control unit dimensions N3 710189 A GC80 85 Master compass dimensions N3 710179 A GC80 85 Remote panel dimensions D4 710208 B Dimensional drawings are available upon request The following wiring dia...

Page 103: ...DRAWINGS 89 988 12720 002 Simrad Egersund AS NORWAY EGERSUND GC80 GC85 Dimensions Dual Control unit 1 3 N 1 710189 A...

Page 104: ...imrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 90 BOW Simrad Egersund AS NORWAY EGERSUND GC80 GC85 Dimensions Master Compass 1 3 N 1 710179 A AREA SERVICE AREA SERVICE AREA SERVICE AREA SERVICE BOW...

Page 105: ...DRAWINGS 91 988 12720 002...

Page 106: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 92...

Page 107: ...DRAWINGS 93 988 12720 002...

Page 108: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 94...

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Page 110: ...Simrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 96 10 SPARE PART LIST This section includes part numbers for all standard and optional units that may be included in a GC80 and GC85 Gyro system...

Page 111: ...0 001 GC80 85 Dual MK2 Gyro compass User manual 44174449 Special tool required when installing the Sensitive element 10 2 GC85 Dual Gyro system PART NO DESCRIPTION 27101682 GC85 Master compass 4417072...

Page 112: ...sion cable 10 m for remote installation of Dual operating panel normally mounted in Control unit 44170785 GC80 Extension cable 15 m for remote installation of Dual operating panel normally mounted in...

Page 113: ...SPARE PART LIST 99 988 12720 002 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 114: ...INAL LAYOUT This section includes tables that list all terminal pins and terminal labelling on the GTERM A board the DTERM A board the CTERM board and the BTERM board in the GC80 85 Dual MK2 Control u...

Page 115: ...MT No 2 Control unit Master compass serial signal 7 MT 8 MR No 2 Master compass Control unit serial signal 9 MR 10 MSC No 2 Serial signal GND 11 EA No 2 Master compass encoder signal A phase 12 EA No...

Page 116: ...C 32 10TX Serial signal output IEC61162 1 ed 4 2 ed 1 33 10TX 34 10TSC Serial signal GND 35 10R24 Serial repeater power supply 24 V DC 36 10R24 Serial repeater power supply 24 V DC 37 GRX GPS serial s...

Page 117: ...5 ST51 Step signal 1 56 ST52 Step signal 2 57 ST53 Step signal 3 58 LOST Input dry contact for abnormal signal 59 LOST 60 3SO GND 61 GCC Change over sensor of contact signal input Gyro Not used 62 GCC...

Page 118: ...ater power supply 24 V DC 10 2R24 Serial repeater power supply 24 V DC 11 3TX Serial signal output IEC61162 1 ed 4 2 ed 1 12 3TX 13 3TSC Serial signal GND 14 3R24 Serial repeater power supply 24 V DC...

Page 119: ...GND 33 6R24 Serial repeater power supply 24 V DC 34 6R24 Serial repeater power supply 24 V DC 35 7TX Serial signal output IEC61162 1 ed 4 2 ed 1 36 7TX 37 7TSC Serial signal GND 38 7R24 Serial repeate...

Page 120: ...signal 58 ST12 59 ST13 60 ST14 24 V DC for step signal output 1 61 ST15 24 V DC for step signal output 1 62 ST21 Step signal open drain signal 63 ST22 64 ST23 65 ST24 24 V DC for step signal output 2...

Page 121: ...larm over voltage 5 ALC No 2 Master compass inverter alarm GND 6 MT No 2 Control unit Master compass serial signal 7 MT 8 MR No 2 Master compass Control unit serial signal 9 MR 10 MSC No 2 Serial sign...

Page 122: ...1 G1 1TX 32 G1 1SC Serial signal GND TB21C PIN NO NAME DETAILS 33 G2 1TX No 2 GYRO Serial signal output IEC61162 1 ed 4 2 ed 1 34 G2 1TX 35 G2 1SC Serial signal GND 36 2ALCN1 No 2 GYRO alarm contact o...

Page 123: ...m contact output Not used 52 OCANC2 53 MALCN1 Alarm contact for selected Gyro 54 MALCN2 55 MRNCN1 Running contact for selected Gyro 56 MRNCN2 57 G1 2TX No 1 GYRO Serial signal output IEC61162 1 ed 4 2...

Page 124: ...BT Input power supply Battery GND 5 FG Frame Ground TB102 PIN NO NAME DETAILS 1 CTX Serial signal output to BAMS alert 2 CTX Serial signal output to BAMS alert 3 CRX Serial signal input from BAMS ale...

Page 125: ...signal output to BAMS alert 3 CRX Serial signal input from BAMS alert 4 CRX Serial signal input from BAMS alert 5 CSC Serial signal output GND 6 OTX Not used 7 OTX TB106 PIN NO NAME DETAILS 1 ORX Not...

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Page 127: ...DIP SWITCH SETTINGS 113 988 12720 002 12 DIP SWITCH SETTINGS This section includes drawings of the different printed circuits boards in the Control unit that include jumpers and DIP switches...

Page 128: ...configure the GC80 85 system Only a few of these jumpers DIP switches are used in installation and pre running procedures for the Gyro compass Refer Power supply page 48 and DIP switch and jumper set...

Page 129: ...ION DESCRIPTION J7 Open or Short Over current limit set Over current value of 24 V DC for Master compass is set up NOTE Should not be changed J8 Open Over current limit change time Used for inspection...

Page 130: ...mrad GC80 85 Dual MK2 Gyro Compass 988 12720 002 116 12 3 GTERM A board Jumper settings on GTERM A board JUMPER DEFAULT FUNCTION DESCRIPTION J34 Open Gyro system Open 2 Gyro systems Short 1 Gyro syste...

Page 131: ...h Speed S1 3 ON Single or dual system OFF Single ON Dual S1 4 3 OFF Dual Gyro system NOTE Different settings for SSC board 1 and SSC board 2 Refer footnote below S1 4 4 ON S1 5 OFF External sensor con...

Page 132: ...onnected Buzzer stop enabled ON Pendulum function in use Buzzer stop disabled S2 5 OFF Serial signal transmit frequency IEC61162 1 ed 4 SW2 5 OFF 1 sec 1 Hz SW2 6 OFF SW2 5 OFF 100 msec 10 Hz SW2 6 ON...

Page 133: ...remote buzzer stop output OFF Gyro running ON Remote buzzer stop S4 1 OFF Not used S4 2 OFF Not used S4 3 OFF Not used S4 4 OFF Alarm detection time OFF 300 ms ON 2 sec S4 5 OFF Enable disable THS OFF...

Page 134: ...1 2 Short Normal CLOSES Alarm OPEN 3 4 Short Normal OPEN Alarm CLOSES NOTE Never use both jumpers at the same time J10 RNCN 3 4 short Running contact setting Output port GTERM A board RNCN 1 2 Short R...

Page 135: ...IPTION S1 1 OFF External sensor connection SW1 1 OFF No external sensor SW1 2 OFF SW1 1 OFF Not used SW1 2 ON S1 2 OFF SW1 1 ON External sensor connected SW1 2 OFF SW1 1 ON Not used SW1 2 ON S1 3 OFF...

Page 136: ...C61162 2 ed 1 or TOKIMEC version 3 4 short IEC61162 1 ed 4 ref page 3 NOTE Never use both jumpers at the same time J17 5TX 3 4 short Output port GTERM A board TB2 2 5TX 1 2 short IEC61162 2 or TOKIMEC...

Page 137: ...a signal cannot be received by 1 2 short it is set as 3 4 short J23 LOGPOL 1 2 short Polarity of LOG signal setting Input port GTERM board A TB1 2 LRX 1 2 short Standard 3 4 short Polarity is carried...

Page 138: ...put port GTERM A board TB1 2 SL 1 2 short 200p p n m 3 4 short 400p p n m NOTE Never use both jumpers at the same time J28 ROT 1 2 short Rate of turn Analog signal level selection Output port GTERM A...

Page 139: ...t This jumper is used when resetting CPU J33 ESSEL1 1 2 short Selection of output serial signal 1 2 short Standard The serial signal of a standard external direction sensor is received and the signal...

Page 140: ...61162 1 ed 4 ref page 3 NOTE Never use both jumpers at the same time J39 8TX 3 4 short Output port GTERM A board TB2 2 8TX 1 2 short IEC61162 2 ed 1 or TOKIMEC version 3 4 short IEC61162 1 ed 4 ref pa...

Page 141: ...t DTERM A board TB21D MRNCN 1 2 short Running CLOSES Stop OPEN 3 4 short Running OPEN Stop CLOSES NOTE Never use both jumpers at the same time J44 DFCN 3 4 short Difference alarm contact output for Co...

Page 142: ...oard TB2 3 ST2 OPRX 1 2 short The step signal for Step signal type repeater is output ST2 3 4 short Serial signal receive OPTION OPRX NOTE Never use both jumpers at the same time J48 ST3 1 2 short Out...

Page 143: ...DIP SWITCH SETTINGS 129 988 12720 002 12 6 PCC board...

Page 144: ...onnected SW1 4 OFF SW1 3 ON Not used SW1 4 ON S1 5 ON Input of steering mode information OFF Serial signal ON Contact S1 6 ON SIMRAD Tokimec ON Simrad OFF Tokimec S1 7 OFF Not used S1 8 OFF Jumper set...

Page 145: ...ETTINGS 131 988 12720 002 12 7 GPANEL A board DIP switch settings on GPANEL A board SWITCH DEFAULT FUNCTION DESCRIPTION S1 1 ON For SIMRAD use OFF No ON For SIMRAD S1 2 Do not touch S1 3 S1 4 S1 5 S1...

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Page 147: ...AGES AND CORRECTIVE ACTIONS 133 988 12720 002 13 ALARM MESSAGES AND CORRECTIVE ACTIONS This section provides a description of system errors and corrective actions that should be performed by the syste...

Page 148: ...codes refer to the tables on the following pages 13 2 Fault finding When an alarm is generated and not removed by pressing the ACK ENT button further actions should be taken to correct the alarm situa...

Page 149: ...is unstable occurs in the Master compass turn the Master compass power switch S1 in the control unit to OFF It is now possible to stop the Master compass from running and change the output of true hea...

Page 150: ...1 Gyro rotor current is abnormal E 6 Rotor tilting angle is abnormal 12 Rotor tilting angle is abnormal E 7 1 Servo loop is abnormal 13 Horizontal servo loop is abnormal 14 Bearing servo loop is abnor...

Page 151: ...a abnormal 31 EXT sensor data abnormal timeout 17 sec E P LOG serial communication off 28 LOG serial system is stopped or serial signal from LOG serial is cut timeout is 15 sec E U LOG serial data abn...

Page 152: ...imeout 15 sec No2 GYRO Comm No1 GYRO Data GYRO 1 GYRO 2 data abnormal GYRO 1 GYRO 2 data abnormal timeout 17 sec No2 GYRO Data EXT Com Alarm EXT communication off External sensor has stopped or serial...

Page 153: ...1 d 10311 GNSS DATA W C B 1 E 10316 EXT SENSOR COMM W B F 10317 EXT SENSOR DATA W B G 10319 STEP ERROR W B L 10314 EXT UNIT COMM W B n 10315 EXT UNIT DATA W B P 10312 LOG COMM W C B 2 r 10318 E5V FAIL...

Page 154: ...from middle to high priority if they are not acknowledged within a certain time Yellowish orange 2 short beeps Repeated every 60 seconds until the ACK button is pressed Low C Caution Alarms not catego...

Page 155: ......

Page 156: ...988 12720 002...

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