APPLIED ACOUSTICS Easytrak Alpha 2665 Series Operation Manual Download Page 15 | Manualshive

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2665 Series Operation Manual

EZT-2665-8000/6

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Page

15

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64

15.

Once both COM ports have been installed a dialogue box may appear
requesting for the computer to be restarted.

16.

Remove the CD. Restart the computer in all cases.

17.

Once the computer has restarted, check the ports now assigned as before
using Control Panel. There should be two new ports, in the example below

COM4

and

COM5

have been assigned from the driver installation.

18.

Please make a note of the new COM ports numbers. The driver set-up for

W

INDOWS

XP

is now complete.

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Summary of Contents for Easytrak Alpha 2665 Series

Page 1: ...Easytrak Alpha 2665 Series Operation Manual EZT 2665 8000 6 ...

Page 2: ... com Applied Acoustic Engineering Ltd has made every effort to ensure that the information contained in this manual is correct at time of print However our policy of continual product improvement means that we cannot assume liability for any errors which may occur These written instructions must be followed fully for reliable and safe operation of the equipment that this manual refers to Applied A...

Page 3: ...SUPPLY 10 4 8 SOFTWARE INSTALLATION 11 4 8 1 USB DRIVER SOFTWARE INSTALLATION 11 4 8 1 1 WINDOWS XP DEVICE DRIVER SET UP 12 4 8 1 2 WINDOWS 7 DEVICE DRIVER SET UP 16 4 8 2 USER INTERFACE SOFTWARE INSTALLATION 19 5 PLANNING AN OPERATION 20 5 1 WHAT NEEDS SETTING UP 20 5 2 WHAT EQUIPMENT IS REQUIRED 20 5 3 BEACON POSITIONING 20 5 4 WHAT LOCAL POWER IS AVAILABLE 20 5 5 TRANSDUCER MOUNTING 20 5 6 ABSO...

Page 4: ...T 36 8 4 HELP 36 8 4 1 DIAGNOSTICS 36 8 4 2 ABOUT 37 9 FUNCTION KEYS 38 APPENDIX A EASYTRAK ALPHA CONFIGURATION GUIDE 39 APPENDIX B DATA OUTPUT FORMATS 43 APPENDIX C SYSTEM SPECIFICATION 51 APPENDIX D BEACON CHANNEL SPECIFICATION 53 APPENDIX E MINIMUM COMPUTER SPECIFICATION 55 APPENDIX F TROUBLESHOOTING 56 APPENDIX G CONNECTOR PIN OUTS 60 APPENDIX H TRANSDUCER CABLE 61 APPENDIX I HANDLING 62 APPEN...

Page 5: ...user intervention the system can be ranging to beacons as soon as the transducer enters the water The current set up is automatically saved on program power down allowing a quick resumption of work on the next power up The display not only gives positioning data in text form but also graphically Beacons are individually identified and colour coded GREEN position OK ORANGE caution prediction being ...

Page 6: ...ernal receiver With GPS Easytrak Alpha can also be used to navigate to and from the worksite indicated by an entered waypoint Easytrak can also work to a local grid if so required by turning the internal GPS receiver off Once onsite the ROV or sonar fish can be fitted with a beacon deployed and work can begin Note When using GPS bearings are relative to GRID North without GPS bearings are relative...

Page 7: ...ent signal paths From these time differences the bearing and depression angle4 to the target are computed For a TRANSPONDER time taken from the vessel interrogate transmission through the water to the reception of the target acoustic signal provides the range Range VOS x Travel time m 2 The divide by 2 is because sound has to travel to and from the target i e twice the distance For a RESPONDER tim...

Page 8: ...ved signals prior to signal processing in the Easytrak Alpha Command Console The transducer also contains the interrogate ceramic The transducer is fitted with compass pitch and roll sensors The Easytrak deck cable is hardwired to the Transducer and plugs into the Alpha Command Console 3 3 GPS ANTENNA The antenna plugs into the Easytrak Alpha Command Console required for the internal GPS receiver ...

Page 9: ... throughout 360 Note the suspended over the side method cannot be used if the compass is not enabled as the system would have no orientation reference Also if GPS positioning is required the antenna must be directly over the transducer otherwise offset errors can occur 4 4 2 OVER THE SIDE ON A POLE The Easytrak transducer can be fixed over the side of a ship with a suitable non magnetic pole Using...

Page 10: ...oyed over the side of a vessel ensure that the cable is secured to any mounting pole to prevent chaffing strumming and excessive movement Ensure the polyurethane outer jacket of the cable is not breached allowing water ingress 4 6 SYSTEM CABLING With the Easytrak Alpha Command Console switched off connect the deck cable to the Command Console If the internal GPS receiver is required connect the su...

Page 11: ...o install the Easytrak Alpha software load the supplied CD into the computer s CD DVD drive The install program should run automatically The dialogue box below will appear Four options are presented INSTALL EASYTRAK ALPHA view the OPERATOR MANUAL PDF format5 and view the USB DRIVERS FOLDER and CLOSE At this stage select the CLOSE button 4 8 1 USB DRIVER SOFTWARE INSTALLATION The Alpha USB drivers ...

Page 12: ...ote of the current serial port numbers To observe the serial port settings select System from Control Panel on the computer Choose the Hardware tab and click the Device Manager button After selecting Ports COM LPT a Window similar to that to the right is displayed It can be seen to the right that the serial ports already assigned are COM1 and COM3 1 With Easytrak Alpha switched off ensure the USB ...

Page 13: ...___________________________ Page 13 of 64 3 The message to the right or similar should appear 4 After a few seconds the dialogue box to the right should appear 5 Select the radio button NO NOT THIS TIME 6 Then select Next 7 Next select the radio button INSTALL FROM A SPECIFIC LOCATION ADVANCED radio button 8 Then select NEXT ...

Page 14: ...9 Select INCLUDE THIS LOCATION IN THE SEARCH checkbox 10 Next browse the installation CD for the folder USB DRIVERS 11 Then select NEXT 12 The USB drivers will now install 13 A FINISH dialogue box will appear Click the Finish button 14 The installation will repeat a second time to install the second COM port Follow the instructions from 3 ...

Page 15: ...ue box may appear requesting for the computer to be restarted 16 Remove the CD Restart the computer in all cases 17 Once the computer has restarted check the ports now assigned as before using Control Panel There should be two new ports in the example below COM4 and COM5 have been assigned from the driver installation 18 Please make a note of the new COM ports numbers The driver set up for WINDOWS...

Page 16: ... the computer 4 Switch Alpha power on 5 The response of the computer will vary depending upon how it has been previously configured in particular Windows Update A message can be displayed saying that drivers could not be found 6 Clicking the Further information link on the message can bring up a message box similar to that below 7 If the computer is connected to the INTERNET drivers can normally b...

Page 17: ...___________________ Page 17 of 64 10 Through Device Manager you will see a window below or similar Sometimes rather than USB SERIAL PORT being displayed EASYTRAK 2665 may be seen 11 Right click USB SERIAL PORT or EASYTRAK 2665 and then click the UPDATE DRIVER SOFTWARE menu choice 12 Next select BROWSE MY COMPUTER FOR DRIVER SOFTWARE ...

Page 18: ...____________________________________________________ Page 18 of 64 13 Select the BROWSE button select the CD DVD drive and find USB FOLDER Then click OK 14 You should see the following message or similar Note the COM port number is identified in the title bar of the window ...

Page 19: ...ve The install program should run automatically if not open Explorer select the appropriate CD DVD drive and double click the file EZTSTART EXE Click on the INSTALL EASYTRAK ALPHA button and follow the on screen instructions to complete Run the Easytrak Alpha program from the Start Menu It is likely that dialogue boxes will appear saying that the current Alpha Port and Data COM Port are not availa...

Page 20: ...there can be no electrical connection to the Easytrak Alpha Command Console 5 3 WHERE ARE THE BEACONS TO BE POSITIONED Find the best location for the beacon Ensure that the beacon can be seen by the Easytrak Alpha transducer i e it is not being obstructed Try to avoid any acoustic reflectors that could lead to instability in bearing and range readings 5 4 WHAT LOCAL POWER IS AVAILABLE If the beaco...

Page 21: ...graphical system Easytrak Alpha uses Universal Transverse Mercator UTM referenced to the WGS84 ellipsoid To have an absolute position the compass must be enabled also either the internal or external GPS receiver must be used with Easytrak Alpha Easytrak Alpha then uses the data from the compass and GPS receiver to derive the absolute position of the target To preserve accuracy DGPS is strongly rec...

Page 22: ...d responder circular The colour of the target depends on the position quality green valid orange caution red invalid Please refer to the beacon section APPENDIX D for further information The type of data i e non smoothed or smoothed used for displaying and outputting data is displayed on the bottom right hand side together with the scale B This Window displays UTILITY DATA including heading pitch ...

Page 23: ...ugh menu selection or automatically by Alpha Due to the nature of these messages it is possible for them to overlap E These correspond to the HOT KEYS F1 to F5 on the PC keyboard 7 SPECIAL MOUSE OPERATIONS The mouse operates normally within the Windows environment it does however perform a few extra functions If the mouse pointer is over the plotting area and the RIGHT MOUSE BUTTON is clicked the ...

Page 24: ..._______________________________________________________________ Page 24 of 64 8 EASYTRAK ALPHA MENUS There are four pull down menus SET UP SURVEY PRINT and HELP Fig 2 Pull down menus 8 1 SET UP On selecting SET UP the following menu is displayed Fig 3 Set Up menu ...

Page 25: ...r beacon battery life compared to HPR3 and HPR4 channels Fig 3 1 2 Beacon Configuration menu manual Depth By default depth is automatically calculated by Easytrak Alpha from the received acoustic signals However when the difference in water depth between the target and the transducer is small resulting in a very low vertical angle a manual entry of depth can result in a more stable position To ent...

Page 26: ...1 2 FIX INTERVAL Selecting FIX INTERVAL allows a choice of 1 2 default 4 or 8 second interval between fixes Fig 3 2 Fix Interval menu 8 1 3 VELOCITY OF SOUND VOS Selecting VELOCITY OF SOUND allows a choice of 1450 m s 1475 m s 1500m s default or a user entered value in the edit box Fig 3 3 VOS menu pre set value Fig 3 3 1 VOS menu user value ...

Page 27: ...lows the user to apply position offsets and Magnetic declination Fig 3 4 Offset menu By default the position given by Easytrak Alpha is that of the transducer In many cases however the position needs to be referenced to another part of the vessel for example the navigation antenna The following offsets are available X offset m Y offset m Transducer depth m below water line and Magnetic dec linatio...

Page 28: ...e If X and Y offsets are to be used the transducer MUST be fixed with the alignment mark facing forward using an over the side pole Transducer Forward Aft Port Starboard Desired position Y 5 0 m X 8 0 m The above diagram shows the plan view of a vessel The alignment mark on the transducer must point forward Magnetic declination offset will affect the compass heading Magnetic declination is the ang...

Page 29: ...ss must be switched ON if the transducer is free hanging over the side of the vessel With the compass on all positions will be North referenced either a local grid or in UTMs if GPS is available With the compass OFF X values are relative to the Forward Aft line i e a positive value is Starboard of the Forward Aft line and a negative value is Port of the Forward Aft line Y values are relative to th...

Page 30: ... Page 30 of 64 8 1 6 DATA OUTPUT Fig 3 6 Data Output menu Selecting DATA OUTPUT allows Data out to be switched ON ticked or OFF not ticked Format produces a menu allowing the format of the output data Fig 3 6 1 Data Output format menu Please see APPENDIX B for details of each of the formats Default is AAE format switched OFF ...

Page 31: ... dynamic in that the size of the gate starts wide then reduces to a minimum value 10m s when sufficient good positions are received Should a series of bad positions be received i e outside the velocity gate the gate will widen until a reliable set of valid positions is re established 8 1 8 DISPLAY Selecting DISPLAY allows the display to be set to NORMAL or DIMMED for low light conditions Fig 3 8 D...

Page 32: ...PS With Auto selected default if valid GPS data is detected Easytrak Alpha will automatically go into GPS mode presenting positions in UTM coordinates In Auto mode External GPS always has priority over the internal GPS receiver Once Easytrak Alpha is using the External receiver it will not switch to internal even if the external data become invalid as this could result in an unacceptable position ...

Page 33: ...UTM ZONES dropdown menu the user can either allow Easytrak Alpha to automatically calculate the zone derived from valid GPS data default or alternatively should the user wish to manually enter a particular zone selecting manual will bring up the following dialogue box Fig 4 2 1 UTM Zones manual selection dialogue box A user may wish to manually set a zone if the area of work is close or on a zone ...

Page 34: ...date will be saved To enable the waypoint icon to be displayed on the screen the DISPLAY WP checkbox must be selected and the Set button clicked There are subtle differences between selecting the dialogue box using the dropdown menu and using the function key F5 Via the dropdown menu the data for each waypoint can be viewed and edited if a change is made the time and date is updated to the current...

Page 35: ...io beep on or off and set up opens up a dialogue box The default settings are with the alarm OFF and the Sound OFF Fig 4 41 Distance Alarm Set Up From and To can be selected from Ship Beacon 1 Beacon 2 Beacon 3 Beacon 4 and Waypoints 1 to 10 The maximum distance is entered in the Distance edit box The default values are To Beacon 1 From Ship and Distance 100 0m The distance alarm is useful as an a...

Page 36: ...twork 9600 baud 8 data bits 1 stop bit and no parity 8 4 HELP Fig 6 Help This drop down menu presents options of DIAGNOSTICS MANUAL and ABOUT Note to display the manual Adobe Reader8 must be installed on the computer 8 4 1 DIAGNOSTICS The DIAGNOSTICS option allows the current fix status signal and noise levels convergence and beacon details to be displayed The following dialogue box will be displa...

Page 37: ...eout beacon not received only timeout will show an error Operation 2 displays the relative signal level of each receiving element This is useful should it be suspected that damage to the transducer may have occurred A faulty element may show a level much lower than other elements with a beacon close by Operation 3 displays the convergence value for the current ship position Operation 4 displays th...

Page 38: ... brings up a dialogue box allowing the user to enter a MANUAL DEPTH Fig 7 1 Automatic Depth Fig 7 2 Manual Depth By default depth is automatically calculated by Easytrak Alpha from the received acoustic signals However when the difference in water depth between the target and the transducer is small resulting in a very low vertical angle a manual entry of depth can result in a more stable position...

Page 39: ..._________________________________________________________________________________ Page 39 of 64 APPENDIX A EASYTRAK ALPHA CONFIGURATION GUIDE It is assumed that the Easytrak Alpha main program and USB drivers have been successfully installed and COM ports correctly set up ...

Page 40: ...2665 Series Operation Manual EZT 2665 8000 6 _______________________________________________________________________________ Page 40 of 64 FRONT AND BACK PANELS OF EASYTRAK ALPHA ...

Page 41: ...o start output ensure DATA OUTPUT ON is selected ticked Beacon 1 Channel 10 2 type Transponder BEACON CONFIGURATION From the SET UP drop down menu select Beacon Configuration Select channel 10 2 from the Combo box and click the TRANSPONDER Radio button Beacon 1 enabled FUNCTION KEY F1 Click F1 or press function key F1 DESIRED CONFIGURATION SETTINGS REQUIRED Not GPS Referenced but local grid GPS OF...

Page 42: ...ck from the SET UP drop down menu that the COMPASS is disabled not ticked Data Output AAE DATA OUTPUT From the SET UP drop down menu select DATA OUTPUT then FORMAT select AAE option To start output ensure DATA OUTPUT ON is selected ticked Beacon 3 Channel 10 6 type Responder BEACON CONFIGURATION From the SET UP drop down menu select Beacon Configuration Select channel 10 6 from the Combo box and c...

Page 43: ...PS mode i t hhmmss xxxxx x yyyyy y zzzzz z rrrr r bbb b dd d ccc c RRR R ppp p SSSCL Description String code Beacon identification 1 to 3 i Data type Unsmoothed 1 Smoothed 3 t Hour h Minute m Second s X or Eastings x Y or Northings y Z Depth z Slant range r Bearing to target b Depression angle d Compass c Roll R Pitch p Status see overleaf S Carriage return CR C Line Feed LF L All ranges and posit...

Page 44: ...ring 1 3 115906 111 1 222 2 333 3 415 7 153 4 53 3 123 5 0 4 0 6 000CL GPS string 1 3 115906 500000 0 6500000 0 333 3 415 7 153 4 53 3 123 5 0 4 0 6 000CL Note space Error codes Any error code is constructed by adding the following Interrogation has timed out 001 Outside velocity gate 032 GPS error 064 Reply signal overload 256 An error code of 000 means no error ...

Page 45: ...ing code Beacon identification i Hour h Minute m Second s Compass c Bearing b Slant range r X or Eastings x Y or Northings y Z z Telemetry t always 0 0 Error E Roll R Pitch P Carriage return CR C Line Feed LF L Note space Note fields are space separated Leading 0 s except time are space filled When in GPS mode the X Y and Z fields automatically expand to take the full GPS data value Example 2 23 5...

Page 46: ...ordinates a Orientation Set to H for heading up or N for North referenced a SW Filter Set to M for measured x x X coordinate X depends on data format set x x Y coordinate Y depends on data format set x x Depth Depth depends on data format set x x Expected accuracy Always 0 0 a Additional information Set to N x x 1st Additional value Left empty x x 2nd Additional value Left empty HH Checksum Checks...

Page 47: ... number Always 1 xx Transducer number Always 1 x x Roll Roll in degrees x x Pitch Pitch in degrees x x Heave Always 0 0 x x Heading Between 0 and 360 x Tag Left empty x Parameters Bits 0 1 1 SSBL Bit 4 1 Mobile Bit 5 1 UTC Time Other bits 0 x x Time age Always 0 0 x Spare Empty field axx Master Slave Always M121 HH Checksum Checksum CL Terminators Carriage return line feed Example string PSIMSNS 1...

Page 48: ...Hour h Minute m Second s Status A OK V Warning Latitude ddmm mmmm l North or South N S N Longitude dddmm mmmm y East or West E W E Speed over ground knots k Course over ground degrees true c Day D Month M Year Y Magnetic Variation degrees v Magnetic Variation east west E W V Check Sum H Carriage return CR C Line feed L Example String GPRMC 092204 999 A 5250 5589 S 00142 5084 E 0 00 89 68 210206 0 ...

Page 49: ...f position hhmmss ss Latitude ddmm mmm North or South N S N Longitude dddmm mmm East or West E W E GPS Quality indicator q Varies with which D GPS receiver is used Number of satellites in use xx Horizontal dilution of precision p p Antenna altitude above mean sea level a b Units of antenna altitude metres M Geoidal height c d Units of geoidal height metres M Age of Differential GPS data x x second...

Page 50: ...es m Magnetic M Ground speed Knots n Knots N Ground speed Km h k Km h K Check Sum H Carriage return CR C Line feed L Note some of the fields may be left blank this will vary depending on the GPS receiver used Target position GPTLL nn llll llll N yyyyy yy E EasytrakAlpha hhmmss ss T HHCL Description String code Header GPTLL target number 1 3 nn Latitude ddmm mmmm l North or South N S N Longitude dd...

Page 51: ...ACCURACY 0 5 RMS TILT SENSOR ACCURACY Accuracy 1 0 RMS Range 80 INTERNAL GPS DGPS SiRF Starlll Chip set Receiver 10m 2D RMS 5m 2DRMS SBAS WAAS EGNOS MSAS corrected ELECTRICAL POWER SUPPLY Input 115V AC 230V AC 47 63Hz typically 2A ALPHA COMMAND CONSOLE Input 12 18V DC up to 2A depending on input DC voltage RESPONDER OUTPUT Positive 12V pulse 10ms long BNC connector TRANSDUCER MF Frequency band Tra...

Page 52: ... Cable 12 5 mm diameter yellow polyurethane sheathed Standard length is 20m WEIGHT Enclosure 2 6Kg approx Transducer 4 6Kg in air 2 6Kg in water approx Transducer housing Material PVC MISCELLANEOUS INTERROGATION INTERVAL 1 2 4 or 8 second intervals BEACON TYPES Transponders and Responder 1 CHANNELS Please see appendix D ENVIRONMENT OPERATING TEMPERATURE 5 to 30 C STORAGE TEMPERATURE 5 to 45 C Note...

Page 53: ...ms 2 11 TRACKPOINT 18 500 26 500 TAT 15ms PULSE WIDTH 1 5ms 3 0 TRACKPOINT 17 000 27 000 TAT 15ms PULSE WIDTH 1 5ms 4 0 TRACKPOINT 19 000 29 000 TAT 15ms PULSE WIDTH 1 5ms 6 0 TRACKPOINT 18 000 28 000 TAT 15ms PULSE WIDTH 1 5ms 8 0 TRACKPOINT 21 000 29 000 TAT 15ms PULSE WIDTH 1 5ms HPR Channels Description Interrogate F1 Interrogate F2 Reply Misc 0 7 HPR3 24 510 27 777 TAT 30ms PULSE WIDTH 10ms 0...

Page 54: ... 60ms PULSE WIDTH 10ms 6 7 HPR4 23 500 24 000 27 500 TAT 60ms PULSE WIDTH 10ms 7 6 HPR4 24 000 23 500 27 250 TAT 60ms PULSE WIDTH 10ms 8 1 HPR4 24 500 21 000 28 500 TAT 60ms PULSE WIDTH 10ms 8 6 HPR4 24 500 23 500 27 000 TAT 60ms PULSE WIDTH 10ms 8 7 HPR4 24 500 24 000 27 500 TAT 60ms PULSE WIDTH 10ms Frequencies F1 F2 and Reply are in kHz Note Specification is subject to change without notice ...

Page 55: ...for the computer to run the Easytrak Alpha program Care should be taken if an attempt is made to run other programs at the same time in case there is a conflict or overuse of resources DESCRIPTION RECOMMENDED SPECIFICATION PROCESSOR Minimum 1 5GHz or faster MEMORY 1GB HARD DISK SPACE FREE 10MB ADDITIONAL DRIVES CD ROM DVD ROM DISPLAY MINIMUM 800 x 600 1024 x 768 recommended PORTS 1 x USB 1 1 2 0 O...

Page 56: ...ucer or beacon fault Try with a known working beacon Obstruction The beacon s signal may be blocked by submerged parts of the vessel seabed objects manmade or natural Deck Cable Check that the deck cable or connectors have not been damaged Look for cuts splits or abrasions Check there is no corrosion on the connector pins Damaged responder cable Check the pulse from Alpha is present at the Respond...

Page 57: ...r the target or the transducer If possible try adjusting the height of the transducer in the water FAULT SYMPTOM Bearing stable but incorrect POSSIBLE CAUSES Magnetic anomaly Strong magnetic anomalies can be beyond the calibration range of the internal compass If a metal pole is being used to mount the transducer make sure it is not made of iron or other magnetic material If possible remove source...

Page 58: ... element would be 0 5 compared to a good element of 70 at a range of a few tens of metres FAULT SYMPTOM Unstable positions bearing instability and range unstable POSSIBLE CAUSES Transducer depth Transducer may not be deep enough in the water It is recommended the transducer be below the draft of the vessel by at least 1 metre Interrogation rate too fast Beacon lock out time may exceed interrogatio...

Page 59: ...ceiver can be determined by using a terminal emulation program FAULT SYMPTOM No valid data from the internal GPS receiver POSSIBLE CAUSES Note it can sometimes take 20 30 minutes for a GPS receiver to initially derive a position particularly if the receiver was previously used in a different part of the world Menu configuration Ensure that Alpha s GPS configuration is set to Internal or Auto if no...

Page 60: ...annel N PS channel M PS channel A Ref2 channel E Transmitter R Transmitter Gnd D Transmitter Screen H RS232 Rx S RS232 Tx L Ref channel B Ref2 channel P Power Ve V Power Ve G RS232 Gnd K FA Channel J FA Channel C Power Gnd SERIAL CONNECTORS 2 Receive Data Rx 3 Transmit Data Tx 5 Gnd BNC CONNECTOR Inner Signal Outer Signal Note the BNC connector is isolated POWER CONNECTOR Inner 18VDC Outer Ground ...

Page 61: ... per 100m EASYTRAK END CONNECTOR Type AB Heavy Duty Sealed Bayonet coupling Part number Free plug AB06T 20A48P SN Cable clamp SB 20A48 CCA Description Easytrak End Ref channel U PS channel N PS channel M Ref2 channel A Ref2 channel Screen N C Transmitter Ve E Transmitter Ground R Transmitter Screen D RS232 Rx H RS232 Tx S FA Channel Screen N C Ref channel L Ref channel Screen N C PS Channel Screen...

Page 62: ...c components and batteries must be taken for separate collection at the end of their working life under EU WEEE directives Applied Acoustics as a manufacturer within the EU will responsibly dispose of any returned end of life Applied Acoustics components batteries through a registered WEEE scheme In order to prevent uncontrolled waste disposal and promote re cycling please return any end of life A...

Page 63: ...FF 32 GPS ANTENNA 9 GPS ANTENNA 8 HANDLING 62 HELP 36 HELP INFORMATION 23 HOT KEYS 23 INSTALLATION 9 INTERNET ACCESS 16 INTERROGATION RATE 52 INTRODUCTION 5 MAGNETIC ANOMALIES 5 MAGNETIC DECLINATION 27 MANUAL 36 MANUAL DEPTH 23 MINIMUM COMPUTER SPECIFICATION 55 MOUSE BUTTON LEFT 23 MOUSE BUTTON RIGHT 23 OFFSETS 27 PLANNING AN OPERATION 20 POLE DEPLOYMENT 9 POWER SUPPLY 10 POWER SUPPLY 8 POWER SUPP...

Page 64: ...2665 Series Operation Manual EZT 2665 8000 6 _______________________________________________________________________________ Page 64 of 64 ...

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