Seanet SCU System Operator & Installation Manual
Contents
1. 043 Page 16 of 32 Tritech International Ltd Seanet System OIM 4 2 TROUBLE SHOOTING Symptoms 1 Failure to boot up Check that all internal boards and connectors are correctly in place and firmly secured Particularly if the system has been recently moved or subjected to any shock loads 2 Continuous Status Timeout messages This indicates that there is no communication with the device flagged Check the power and communications links to the Subsea Sensor for continuity and for correct polarity voltage and ensure that the power supply can provide sufficient current to power all devices If necessary refer to the service section to check that the head internal fuses have not blown If this occurs on first installation pay particular attention to cable terminations and check that you are not exceeding the recommended cable length 1200m using the standard Baud rate If a cable flood is suspected then the conductors will need to be insulation tested the subsea units and SEANET SCU must be disconnected This is especially critical if a cable insulation tester is used to check Caution resistance between conductors as serious damage to the Scanning Profiling heads and SEANET SCU will occur if the correct procedure is not followed 3 Other Status Messages Refer to the STATUS BAR Status Codes Issue 6 TIL Eng Spec 043 Page 17 of 32 Tritech International Ltd Seanet System OIM SECTION 5 5 1 SYSTEM SOFTWA2. Eng Spec 043 Page 32 of 32
3. with options for fibre optic interfaces and other Baud rates available for longer cable lengths e Display resolution The SEANET SCU is able to run on a SVGA monitor at up to 1280 x 1024 screen resolution The Seanet operating software will run on any number of display colours this is a marked improvement on the SONV3 revision of software which required a fixed 256 colour display setting For clarity a resolution of 800 x 600 is recommended e Digital recording of data The SEANET SCU is installed with a high capacity ZIP drive that can be used to record and replay back all data from subsea sensors such as SeaKing DFS Sonar DFP Profiler Sidescan and Bathy The floppy drive is also available for recording shorter log files As well as sonar data other data including NMEA 1083 may be recorded e Solid State Boot Drive All Operating System and Sensor Control software are installed on a solid state Flash card which is faster and more shock resistant than mechanical platter disks Full re installation in just minutes from a bootable Emergency Backup ZIP disk e RS 232 Interfaces for survey data All data collected by the subsea devices can be made available on one or more RS 232 ports for survey purposes The XPE SEANET SCU has 1 motherboard COM port built in for this purpose with a further 2 ports on an internal Auxiliary I O card Note on earlier models which have 2 motherboard ports the Aux I O card is an option e Downloading s
4. 32 Tritech International Ltd Seanet System OIM Il AIFV4 ISA Diagnostic Led s LED 1 4 The AIF Card has a column of diagnostic LED s situated on the back of the module ILED4 Aux Tx GREEN between the back panel connections LED3 Aux Rts GREEN These are used to check on the status of LED2 Rat Tx GREEN the communications channels to the i LED1 Lan En GREEN systems devices They are useful for setting up the communications lines and when fault finding the system See below LED 5 6 amp 7 8 Rev C e The AIF Card also has four LED s mounted FA LED6 5V GREEN at the upper rear edge of the PCB Module 12V Yj These LEDs indicate the presence of 5v 12v and 12v power rails to the card The fourth LED is a diagnostic LED to indicate DIAG Flashes On Off AIF CPU activity AIF V4 Rev B LED5 12V RED 12V RED DIAG On when ees dier deeg DIAG ORANGE SONV3 V3SETUP LED7 12V RED Open LED8 5V RED 5V RED AIF V4 Rev C LED 1 4 Aux Rx and Aux Tx LEDs reflect data transfer between a RS232 head or Tritech Junction Box and the AIF RAT Tx and RAT Rx LEDs reflect the data between the RAT and the AIF card Lan Rx and Lan En LEDs reflect data on the ARCNET circuit lll V4AIF ISA Interrupt and I O Base Card Address The AIFV4 ISA card has the Interrupt default set to INT10 this can be changed by moving the jumper to the required setting The I O Base Card A
5. A Supply 5V RAT Supply 12v F0 3A RAT RS 232 0UT J9 is used for internal connection to the RAT control device RAT RS 232 1N J9 Rat Communications IDC 10 PCB Header Pin To SCU Front Panel Supply 5V RAT Supply 12v F0 3A RAT RS485 A RAT RS232 IN RAT RS485 B RAT RS232 0UT RAT RS232 RTS Supply 12v F0 3A Ground Issue 6 1 2 3 4 5 6 7 8 9 0 i N C TIL Eng Spec 043 Seanet System OIM Page 25 of 32 Tritech International Ltd Seanet System OIM AIFV4 ISA Connector Details cont J8 J12 are the AUX RS 232 Interface is for external communications options The two formats of pin out are provided to ease connection to D9 type connector cables IDC or PIN layout J8 Aux IDC Communications IDC 10 PCB Header Pin 1 DCD Tied to 2 DSR Tied to 3 Aux RX Aux Comms 4 Aux RTS Aux Comms 5 Aux TX Aux Comms 6 Aux CTS Aux Comms 7 DTR Tied to 8 RI Tied to 9 Ground Signal Ground 10 N C J12 Aux PIN Communications IDC 10 PCB Header Pin 1 DCD Tied to 2 Aux RX Aux Comms 3 Aux TX Aux Comms 4 DTR Tied to 5 Ground Signal Ground 6 DSR Tied to 7 Aux RTS Aux Comms 8 Aux CTS Aux Comms 9 RI Tied to 10 N C J10 J11 are the RATCOM RS 232 Interface for interfacing RAT Trackball
6. female SLOT 7 USB backplane J6 1 USB 2 0 port USB Type A J6 2 USB 2 0 port USB Type A Issue 6 TIL Eng Spec 043 Page 11 of 32 Tritech International Ltd Seanet System OIM 2 2 SEANET SCU COMMUNICATION CONFIGURATION 2 2 1 AIF Card details The AIF interface PCB is located in slot 6 of the SCU Full details of all the connections are contained in Appendix 1 Normal communications with the subsea devices is via a customised version of the ARCNET network system and requires a good quality balanced twisted pair cable An optional RS 232 interface can be provided to allow telemetry connection through a fibre optic system capable of 115kBaud transmission The RS 232 interface is available in the guise of an RS 232 to ARCNET converter PCB that is installed in a dry pod on the vehicle Alternatively an intelligent 4000m pressure rated Junction Box will provide the RS 232 interface to the network of SeaKing ARCNET devices Note there is a single head RS 232 option built into SeaKing heads but this is not multi drop 2 2 2 SUBSEA SENSOR ELECTRICAL INSTALLATION The SeaKing range of Subsea Sensors are designed to work from a smoothed DC power supply of 18v 36v DC Absolute Maximum 36v DC If using a rectified transformer PSU the output of the PSU must have a filter capacitor of not less than 470uF for each head being powered If an unregulated PSU is used then make sure that the voltage value measured at the head is in the range 18 3
7. protection does blow on the PCB then the user has a number of options open to themselves a Replace the SCU4IO PCB with a spare if carried Contact Tritech or a local agent who will supply this PCB b Replace the blown protective elements components on the PCB This would obviously require some diagnosing and know how on the part of the user c As an emergency option by pass the PCB and connect straight through to the COM1 port on the motherboard This is only recommended in emergencies as the UART is now unprotected and any further surges or voltage spikes may render the Caution main motherboard inoperable To bypass the SCU4IO PCB remove the bottom panel on the rear of the SCU situated under the recess where COM Port connections etc are located This panel is held on with 4 x screws If COM1 is faulty remove the ribbon cable that connects to the 9 pin male D header on the main motherboard this is VART1 COM1 Connect your cable directly to the D header on the motherboard It is strongly advised that bypassing the protection only be used for a temporary period and that the blown protection element s be replaced Caution as soon as possible 4 1 2 Front Air Inlet Filter It is recommended that this filter be replaced annually although a replacement may be required sooner if operating the unit in a particularly dirty environment The Tritech Part number of the air filter is 5023 Issue 6 TIL Eng Spec
8. re installed from the Zip Disk Located on the Emergency Backup Zip disk are files to allow only the restoration of the Seanet Pro program Browse the Zip Disk and locate the following folder File Edt View Go Favorites Help e gt f7 o lei xX Back Up Cut Copy Paste Undo Delet Address D BACKUP SeaNet Installer e e AifSetup exe Seanet_aif reg SeaNet Installer Select an item to view its description Run the file AifSetup exe from this folder and follow the installation prompts through Remove the Zip disk and reboot the SCU when prompted Issue 6 TIL Eng Spec 043 Page 18 of 32 Tritech International Ltd Seanet System OIM 5 1 3 Full Disk Re Installation from Emergency Backup ZIP Disk If any part of the Windows operating system becomes corrupt and requires re installing the original factory configuration can be restored from a Zip Disk in a matter of minutes Refer to the following steps for guidance a b c d e f g h Power up Seanet SCU Insert Emergency Backup Zip Disk into Zip Drive then press Reset button on front of SCU The SCU should re boot from the software on the Zip Disk and start the Image Restore program Note If this is not the case and the SCU re boots directly into Windows then remove the Zip Disk and restart the SCU Enter the BIOS on restart by pressing Delete and in the Advanced BIOS Features ensure the First Boot Device is set to ZI
9. this Yellow adapter they can be obtained from Tritech or through a local agent The Yellow terminated waterblock should be installed directly onto the Main connector port on one of the SeaKing heads attached to the network as indicated left Important 1 Only one yellow 39 terminated waterblock to be used per system 2 Check that there are no other termination resistors present other than 270 at surface prior to installation Issue 6 TIL Eng Spec 043 Page 14 of 32 Tritech International Ltd Seanet System OIM SECTION 3 3 1 GENERAL INFORMATION amp OPERATING DETAILS Once a system has been installed in conjunction with the relevant sections of this manual and the sensor manuals it can be tested in air by powering up the system and observing that communications with the subsea device s is established When the SEANET SCU and subsea heads are switched on the system display will appear on the monitor after a few seconds delay Until the SEANET SCU AIF Card Remote Access Terminal RAT and Subsea elements are communicating correctly the Status Bar will display a Timeout Timeout Node xx message for each Node that it is trying to communicate with These messages will disappear as each subsea element checks out OK If the RAT or subsea elements are not powered up not present or have a fault somewhere then error messages will be shown in the status bar boxes on the bottom of the display If err
10. 6v DC in power on off and running conditions If powering the head s down a long lead or umbilical the maximum recommended loop resistance of the power line must not exceed 10 for one head 5Q for two heads and 3Q for three heads If the supplied voltage is less than 18v dc the head may not operate correctly Never try to make SeaKing DFS system heads work down a long cable by increasing the PSU output voltage above 36v DC Always pay particular attention to the termination of the data lines as below If using cables in excess of 1 200m it may prove necessary to reduce the Baud rate if in doubt contact Tritech for details Caution Issue 6 TIL Eng Spec 043 Page 12 of 32 Tritech International Ltd Seanet System OIM 2 2 3 ST Head Subsea Interconnect Cabling The Standard Underwater Connector supplied is Tritech 6 way Default telemetry is ARCNET and the wiring code for this is shown below Note If another telemetry option such as single node RS 232 is used wiring details will be found in another section of the manual The numbers shown relate to all schematic diagrams not a DIN style Caution 1 format ARCNET A RS 232 Tx 1 ellow ARCNET B RS 232 Rx 2 2 Blue 24vDC 24v DC g _ Red 3 Ov DC Ov DC Black RS 232 Gnd a 5 Green 6 HEAD CHASSIS Screen Connector Face View Fig 2 2 Tritech 6 Way Underwater Connector Wiring Configuration Pin outs for optional single nod
11. F SKIM 100 6w Underwater ArcNet LAN Connector lt 100 metre twisted pair cable 8 e o 1 15 2 39 ohm Resistor 47 100 ohm 270 ohm Resistor Resistor 8 1 15 2 100 2500 metre AIF SKIM 100 6w Und i i 1 w Underwater twisted pair cable ArcNet LAN Connector To operate over 1200 metres the ArcNet Baud rate must be switched to f the lower 78 1kBaud rate this is termed the Half Baud rate Caution refer to __ this section of the manual contains the Sensor head and AIF Card switch settings for both the Normal and 1 2 Baud operations The default factory setting is Normal Baud operation of 156 2kBaud Note on Subsea Termination Resistor as shown in diagram above This will normally be installed in the Junction point on the vehicle where the communications pair splits off to each SeaKing device that is connected i e this junction point would normally be inside the vehicle Junction box pod There are circumstances where it is not possible to install a permanent subsea termination resistor for the SeaKing communications i e when operating over a single run of cable In these cases a Yellow Waterblock Adapter Part No 2648 is available which has a 39 ohm termination resistor installed internally These Yellow adapters are now supplied with each SeaKing system SCU surface unit or PC Install kit as supplied from mid 2000 onwards For systems purchased before this date and which do not therefore include
12. Issue 6 TIL Eng Spec 043 Page 28 of 32 Tritech International Ltd Seanet System OIM Il AIFV4 PCI Diagnostic Led s LED 1 4 The AIF Card has a column of diagnostic LED s situated on the back of the module HED REDS Lan En _ GREEN between the back panel connections RED LED4 RAT Tx GREEN These are used to check on the status of RED LED2 Aux2 Tx GREEN the communications channels to the RED LED Aus Ty GREEN systems devices They are useful for setting up the communications lines and when fault finding the system See below LED 5 6 7 8 9 The AIF Card also has five LED s mounted f LED8 FPGA ORANGE FPGA Led is at the upper rear edge of the PCB Module Il LED9 DIAG ORANGE Always ON These LEDs indicate the presence of 5v YY LED5 12V RED DIAG Led is for 12v and 12v power rails to the card The A fourth and fifth LEDs monitor CPU activity p EEDG 12v ED factory test use only LED7 45V RED LED 1 4 Lan Rx and Lan En LEDs reflect data on the ARCNET circuit RAT Tx and RAT Rx LEDs reflect the data between the RAT and the AIF card Aux1 Rx and Aux1 Tx LEDs reflect data transfer through Aux channel 1 on the AIF Aux2 Rx and Aux2 Tx LEDs reflect data transfer through Aux channel 2 on the AIF Both Aux1 and Aux2 can be used for serial communications to Tritech subsea sensor heads or Junction box They are ALWAYS enabled and will detect any Tritech device when connected as
13. P100 Remember to save any changes before exiting the BIOS and then refer back from a above The Microsoft Windows Startup Menu will appear In this menu select 1 Restore Hard Disk to factory defaults The Restore should take around 3 minutes after which time the prompt to remove Zip Disk and Restart computer will appear Press the Reset button on the front of the Seanet SCU to Restart A Windows license will have been allocated to the Seanet SCU by Tritech On first boot up the Installation will reseal the SCU after which it will restart automatically On second boot up the SCU will display a log on prompt Do not enter a password and press the lt OK gt button to continue You will then be asked to re insert the Zip Disk in order that the Seanet Pro installation can be performed Subsequent boot ups will not display the log on prompt Issue 6 TIL Eng Spec 043 Page 19 of 32 Tritech International Ltd Seanet System OIM 5 2 CONFIGURING VIDEO OUTPUT The SEANET SCU display can be either to an SVGA or PAL NTSC monitor It is possible to have 2 monitor connections operating simultaneously SVGA PAL or SVGA NTSC These features will be configured within Windows for whatever particular video card is installed as now described 1 Matrox Millennium G450 DualHead LX This is a combined SVGA PAL NTSC Video card There are 2 x 15 pin High Density D output connectors on the rear the top connector is for SVGA outpu
14. Panel Layout 482 6 mm Fig 1 1 SEANET SCU Front Panel Layout complete with Rev 2 RAT as shown The particular RAT controls depend on the particular subsea sensors fitted and the user should refer to the appropriate section of the manual for full details of operation Issue 6 TIL Eng Spec 043 Page 9 of 32 Tritech International Ltd Seanet System OIM SECTION 2 2 1 INSTALLATION amp CONFIGURATION DETAILS The SEANET SCU should be carefully removed from its transit case and checked to see that the control unit is undamaged The unit may be inverted to check for any parts that may have been loosened during transit If so remove the unit cover and investigate further The unit should be firmly mounted in a clean dry installation such as a rack system If fitted in a confined space such as a rack then an adequate supply of cool air should be available to keep the unit from overheating The SEANET SCU has an internal cooling fan for sourcing and filtering the air at the front of the unit The back of the unit must have a clear space around it for air venting cooling and cable access If the unit is mounted on a desk or bench then it should be secured against movement when powered on Again leave access for air circulation and cable access 2 1 1 Seanet SCU Connections The SEANET SCU is supplied to the customer with the screen displ
15. RE CONFIGURATION Your system will be delivered with Windows XP Embedded and Seanet System Software pre installed An Emergency Backup Zip Disk is provided which contains backup files for the Seanet SCU The disk is supplied inside the SCU secured on top of the floppy drive chassis There are 2 levels of restoration that can be carried out A Reinstallation of the Seanet Pro software only to factory default Detailed in section 6 1 2 below It is recommended where possible that this is attempted before level B in order to recover the SCU B Complete Re installation of the Flash disk to factory supplied condition Detailed in section 6 1 3 below Use of this level will erase all files currently stored on the Flash disk and replace with factory state 5 1 1 Seanet System Re Installation The SEANET SCU has the following Drive Letters Drive C Primary Flash Memory boot drive where system files and SeaKing software are installed This drive should NOT be used for storing any log files Drive D The ZIP Drive where all Log Files should be recorded This drive is also where the Full System Restore from the Emergency Backup Zip Disk is performed N B There is an option to install a Hard Disk Drive which will normally appear with the Drive E letter 5 1 2 Repair of Seanet Pro If the SCU is booting up normally and only the Seanet software is giving a problem then as a first level recovery the Seanet Pro software can be
16. TS Aux Comms Aux TX Aux Comms Aux CTS Aux Comms DTR Tied to RI Tied to Ground Signal Ground N C WO OO Ni O1 B Go Po J6 J7 are the RATCOM RS 232 Interface for interfacing RAT Trackball signals to system COMx ports as a pointer device The two formats of pinout are provided to ease connection to D9 type connector cables IDC or PIN layout J7 RATCOM IDC Communications IDC 10 PCB Header Pin DCD Tied to DSR Tied to Rat RX Rat TrackerBall Rat RTS Rat TrackerBall Rat TX Rat TrackerBall Rat CTS Rat TrackerBall DTR Tied to RI Tied to Ground Signal Ground N C Olola Ni O1 BR UON J6 RATCOM PIN Communications IDC 10 PCB Header Pin DCD Tied to Rat RX Rat TrackerBall Rat TX Rat TrackerBall DTR Tied to Ground Signal Ground DSR Tied to Rat RTS Rat TrackerBall Rat CTS Rat TrackerBall RI Tied to N C O OO N OD 01 A PO k Issue 6 TIL Eng Spec 043 Page 31 of 32 Tritech International Ltd AIFV4 PCI Connector Details cont Seanet System OIM J9 is the Analogue header this is used to interface internal barometer option on the Seanet SCU J9 Analogue Interface IDC 10 PCB Header Pin For Options 12V ANA Issue 6 Ground TIL
17. Tritech Tritech International Limited Seanet SCU System Operator amp Installation Manual For Seanet SCU with Windows XP and Seanet software installed The electronic version of this document is the controlled copy Therefore all printed versions of this document are uncontrolled For the latest manual revision always visit www tritech co uk Supplied by Issue 6 TIL Eng Spec 043 Seanet System OIM COPYRIGHT Tritech International Ltd The copyright in this document is the property of Tritech International Limited The document is supplied by Tritech International Limited on the understanding that it may not be copied used or disclosed to others except as authorised in writing by Tritech International Limited Tritech International Limited reserved the right to change modify and update designs and specifications as part of their ongoing product development programme F063 1 Tritech International Ltd Seanet System OIM Table of Contents Handling of Electrostatic Sensitive Devices ccesesseseeeesseeeseseeeseeeseesseeesseeseeeseeeeseeenseeneeneas 5 Safety Statements deeg eege EES EREEEN 7 Technical Support wsiacccctcccctcecteseccnsecescece cence centecuccedecdsaccechucnesscedechutessenedeateseuacdeceutadendevetoetazenaedestenetin 7 GIEL el RN 8 LI General OVOIVIOW 3 sie ceseceisnacsestecetecteceecsestenezentexesteceseaedzeiesessuosczecedseiesestascezesbes
18. atic Sensitive Devices Attention Observe Precautions for handling Electrostatic Devices Caution Handling of Electrostatic Sensitive Devices Certain semiconductor devices used in the equipment are liable to damage due to static voltages Observe the following precautions when handling these devices in their unterminated state or sub units containing these devices e Persons removing sub units from any equipment using electrostatic sensitive devices must be earthed by a wrist strap via a 1MO resistor to a suitable discharge reference point within the equipment e Soldering irons used during any repairs must be low voltage types with earthed tips and isolated from the Mains voltage by a double insulated transformer Care should be taken soldering any point that may have a charge stored e Outer clothing worn must be unable to generate static charges e Printed Circuit Boards PCBs fitted with electrostatic sensitive devices must be stored and transported in appropriate anti static bags containers F110 0 Issue 6 TIL Eng Spec 043 Page 5 of 32 Tritech International Ltd Seanet System OIM Warranty Statement Tritech International Limited herein after referred to as TIL TIL warrants that at the time of shipment all products shall be free from defects in material and workmanship and suitable for the purpose specified in the product literature The unit system warranty commences immediately from the da
19. ations Manual or the Seanet TTL Fibre Optic Interface Manual for more information on utilising different interface options Important This manual will only describe the AIFV4ISA and AIFV4 PCI as these are the only cards which support Seanet Pro software Details for the PC104 card can be obtained by contacting Tritech International Ltd or their agent Issue 6 TIL Eng Spec 043 Page 22 of 32 Tritech International Ltd APPENDIX 1 1 AIFV4 ISA VERSION 1 AIFV4 ISA Card Hardware settings Internal Ribbon connection on Seanet SCU from J9 to RAT A8 Bu OLLI J3 RAT IDC J2 AUX PIN OO ID CH Sec Toate a aecee J11 RATCOMPIN LLJ AIF V4 Rev System Technologies May 2000 Fig 4 2 AIFV4 Rev C PCB Card Layout JP1 sets the output between ARCNET and TTL Rotary switches should be set A JP2 should be set 12V LANSENS should have NO jumper fitted J4 Header should be set with INT10 shorted Note that JP1 is not shown in the above drawing Refer to photographs below for settings Seanet System OIM Note J5 J2 2 J3 J2 1 on SCU rear panel gt i homsens SI Tor JP1 in ARCNET position JP1 in TTL position g h iy LL 22 A z k A CG R20 Cvt BE ch gt m s L Senet ae CL Issue 6 TIL Eng Spec 043 Page 23 of
20. ay and output and communications already configured to suit their system The user should not have to change the screen display layout or comm s set up unless it is not suited to their use Contact Tritech for details The SEANET SCU mains input J1 should be connected to a fused rated 5A 110 230V 50 60Hz power supply The mains supply to the SEANET SCU must be dean free of transient noise spikes and interference as suitable for computers and electrical instruments If the mains supply is of a dirty nature then a suitable filter or uninterruptible power supply UPS must be fitted There is an On Off Isolator switch at the rear of the unit and momentary On Off soft power switch at the front The On Off Isolator switch must be ON before operating the front momentary soft power switch For the full connection details of the SEANET SCU to other parts of the system please refer to the Connection Pinout data and take particular note of data comm s cable termination requirements Connect the ArcNet communication lead for connection to the subsea device s to the AIF Card J2 1 Connect the VGA output display to a suitable VGA monitor J3 1 If Video OUT option is active then the Video Jumper lead should be connected to the Video Out port J3 2 If the Video OUT option is used for recording or viewing the S VHS format provides a much better picture quality than the normal composite PAL NTSC If the RAT is used remotely use the ex
21. ddress is default set to 3400 for AIFV4 ISA this can be changed by setting the four only two used in later revisions rotary dials to the new required setting Neither of the above should need to be changed especially in a Seanet SCU but in a circumstance where these is a conflict with another Ee party card device then the new settings have to be applied to the card and in software Details for making these changes would then be provided by Tritech Issue 6 TIL Eng Spec 043 Page 24 of 32 Tritech International Ltd IV AIFV4 ISA Connector Details J3 is used for connections to SEAKING system Devices and Networks J3 Communications D15F Rear Panel Socket Pin Signal Name 1 Supply 12V F0 3A For Options 2 Ground Signal Ground 3 SparePort For Options 4 Lan RxInB For Lan Modem 5 Aux CTS Aux RS232 Comms 6 Aux TX Aux RS232 Comms 7 Lan Pulse2 For Lan Modem 8 Lan A To Sonar Pin 1 9 Supply 12V F0 3A For Options 10 Supply 5V F0 3A For Options 11 Lan Enable For Lan Modem 12 Aux RTS Aux RS232 Comms 13 Aux RX Aux RS232 Comms 14 Lan Pulse1 For Lan Modem J5 is used for External connection to the RAT control device 15 Lan B To Sonar Pin 2 J5 Rat Communications D9M Rear Panel Socket Pin Signal name RAT Interface Ground RAT RS 232 RTS RAT RS 485 B RAT RS 485
22. e RS 232 communications are shown in italics Refer to the Seanet Pro Sensor Communication Manual for more information on RS232 configuration and baud setup 2 2 4 ARCNET LINE TERMINATION The ArcNet communications link normally requires termination resistors to be installed at each end of the umbilical cable These resistors are fitted between each line of the twisted pair Mode 1 For twisted pair cables that are below 100 metres in length it is only necessary to install one termination resistor of value between 47 to 100 ohms 68 ohms nominally Mode 2 For twisted pair cables that are between 100 to 1200 metres in length two termination resistors should be installed one at either end of the cable At the surface AIF SKIM 100 connection point a 270 ohm resistor should be fitted normally inside the 15 way D connector shell At the subsea end of the cable a 39 ohm resistor should be fitted if there is more than one Sensor connected then this resistor should be fitted at the junction splice point of the cable Mode 3 For twisted pair cables that are between 1200m to 2500 metres install 270 and 39 ohm resistors as per Option 2 above Modes 1 amp 2 Normal ArcNet Baud Rate Mode 3 Half ArcNet Baud Rate Issue 6 TIL Eng Spec 043 Page 13 of 32 Tritech International Ltd Seanet System OIM Fig 2 3 ArcNet Termination Resistors AI
23. eiatasdeatenetedseiees 8 1 2 Seanet SCU SpecitiCations sez siccsiesiesccsscssecseesanceveceronsesetaieaseraesenetuseriadsesnesiatsdutiust iecteractexceerantzeieie 9 1 2 1 Seanet SCU Front Panel Lakout 9 2 1 Installation amp Configuration Details cssscesseecsescsssesscsnssesesesssesscsnseonsesessenssenssansennsesenseenees 10 21 1 Seanet SCU ComnectionS 20 10 2 1 2 Seanet SCU Rear Panel axout 11 2 1 3 Seanet SCU Connection Pinout Details 221 ccccccccccccceeencceeeeceteneeeseneetsneeetseecesaeetenseensneseees 11 2 2 Seanet SCU Communication Configuration 1ccseccersccenssensesersenssesnseensesnsesnsennscnnsennsesensensees 12 2 2 1 AIP Card EE 12 2 2 2 Subsea Sensor Electrical Installation 1 csssccccecccceecssceencenennssnennssnencessenssnenesanenssseesssenesanenees 12 2 2 3 ST Head Subsea Interconnect Cabling cccccccscesceeeseeenetneeseeeseaeseaeesneeseesseeeeeesnestnaeeeeetes 13 2 24 ArcN t Line TOrminatlOM incscxsseziesonzccsneceaneceesned cxvneccaspsteanerstsnecesasancsstecssaursvens edanasesedeasdeanerstuins 13 SECTION Ke E 15 3 1 General Information amp Operating details cscccsecsessercssessenssnneserssseesenessnnssesssnsscenssensenesess 15 3 2 Seanet System Display E 15 SECTION ME 16 4B MAIN E oe ices EE E E A E E AA T 16 4 1 1 ESD Transient Protection COM Port le 16 4 1 2 ele 16 4 2 Trouble SNHOOUNG visecsstossiscnecesssivceccatieisetsscevedecdupesdeesuasease eabocusuessdviusousecssodssucs so vesuoestsad
24. ems loaded with Operating System and Tritech Seanet software in accordance with the instructions given in the System Re installation section of this manual It is the customers responsibility to ensure the compatibility of any other package that they may choose to load unless with the prior consent of Tritech Issue 6 TIL Eng Spec 043 Page 7 of 32 Tritech International Ltd Seanet System OIM SECTION 1 1 1 GENERAL OVERVIEW The SEANET SCU was introduced on the market in January 2002 as a direct replacement for the SeaKing SCU which is now a discontinued product The SEANET SCU has all the features of the SeaKing SCU with added options and capabilities for future expansion The system uses modern PC technology housed in a semi rugged anodised Aluminium housing and incorporates a sophisticated front panel Remote Access Terminal RAT which enables all functions to be controlled by a combination of trackball and function button operations The SEANET Surface Control Unit SCU is designed to control and display the complete range of SeaKing subsea sensors and incorporates a number of very important features e Versatility The SEANET SCU can simultaneously run combinations of Imaging Sonar Profiling Sonar Bathymetric amp Oceanographic package and Sidescan together e High speed communication The SEANET SCU uses a very fast ArcNet communications to the subsea devices allowing a standard data rate of 156kBaud max cable length 1200m
25. ent where a defect has been caused by isolation incompatibilities 6 The warranty does not cover the transportation of personnel and per diem allowances relating to any repair or replacement 7 The warranty does not cover any direct indirect punitive special consequential damages or any damages whatsoever arising out of or connected with misuse of this product 8 Any equipment or parts returned under warranty provisions will be returned to the customer freight prepaid by TIL 9 The warranty shall become invalid if the customer attempts to repair or modify the equipment without appropriate written authority being first received from TIL 10 TIL retains the sole right to accept or reject any warranty claim 11 Each product is carefully examined and checked before it is shipped It should therefore be visually and operationally checked as soon as it is received If it is damaged in anyway a claim should be filed with the courier and TIL notified of the damage Note TIL reserve the right to change specifications at any time without notice and without any obligation to incorporate new features in instruments previously sold Note If the instrument is not covered by warranty or if it is determined that the fault is caused by misuse repair will be billed to the customer and an estimate submitted for customer approval before the commencement of repairs F167 1 Issue 6 TIL Eng Spec 043 Page 6 of 32 Tritech International L
26. euedevsctsiexeeue 17 later 18 5 1 System Software CONFIQUrATION 0 scccsecscecseersseressenscenssseesseeseenssenssensucaesesssnnssensaensaceeseensonseaees 18 5 1 1 Seanet System Re INStAallation 22 ccccccccccceceseesesceteeseetenecensneeeeeaeetsneeesseesesaeessneeeteneeerseeeees 18 5 1 2 Repair OF Seanet PLO EE 18 5 1 3 Full Disk Re Installation from Emergency Backup SE D E 19 5 2 Configuring Video e 20 APPENDIX 1 AIF ACOUSTIC INFORMATION CARD ccssccsseeeeeeeeeeseeeeneeeeeeseeeeeneeeeseeeenseees 22 Appendix 1 1 AIFV4 ISA Version isccccczcczecsa cetescccpcctecieeseateiseacndcusiie veleiues sul eveewdedstnedt Enia E Rennt TAEAE 23 I AIFV4 ISA Card Hardware zeitigs 23 I AIFV4 ISA Diagnostic Lede ue 24 Ill V4AIF ISA Interrupt and I O Base Card Address 24 IV AIFV4 ISA Connector Details 25 AIFV4 ISA Connector Details cont 2 cccccccccceceeececeneeececaeeeeaeeceneeeseaeetsaaeesenaeeesaeessaeeensseeseneess 26 AIFV4 ISA Connector Details cont 22 ccccccccccccceeeceeeeeeceeaeeceaeeeeneeeseaeenecaeeseaeesseaeesseeeeseneeeseneess 27 Appendix 1 2 AIFV4 PCI versio 2020 28 I AIFV4 PCI Card Hardware settmgs 28 Il AIFV4 PCI Diagnostic Led S A 29 Ill VAAIF PCI Card resources nnna 29 IV AIFV4 PCI Connector Detats 30 AIFV4 PCI Connector Details tcont 1 31 AIFV4 PCI Connector Details teont 1 32 Issue 6 TIL Eng Spec 043 Page 4 of 32 Tritech International Ltd Seanet System OIM Handling of Electrost
27. f 32 Tritech International Ltd Seanet System OIM 4 Click on the Hot Keys button to open the following panel and then expand the Features list Double click on DualHead Clone to open the following panel Matrox PowerDesk Hot Keys 21x Schemes and features Keyboard shortcut PowerDesk Features Alt C Gy PixelT OUCH Controls E Window Controls DualHead Clone Use this to show or hide a Io Z DualHead Zoom copy of your main display on your secondary Save Icon Positions ra ETS 4 Find Mouse Pointer 4 y Show QuickDesk Menu lt lt DualHead Clone 4 Show DualHead Desktop Gy PowerDesk Schemes 5 Click on the Keyboard shortcut text box and then using the keyboard type the key that should be pressed at the same time as the Alt key to enable disable the PAL NTSC video output 6 Click on Save and then OK on the next panel 7 Expand the TV Output list where the output standard PAL or NTSC and other video settings can be configured Plug and Play Monitor and Matrox Millennium G450 DualHead Et EZ General Adapter Monitor Troubleshoot Information options D DuaHead Monitor settings Color ERY Features E ig TV Output amp aa TV Standard Select a TV Desktop TV Settings standard for a TV or video recorder connected to the SE DVDMax TV Settings Gutput of your graphics TV Adjustments hardware A Advanced Settings Set
28. fitted with maximum current rating of 1 2A 2 1 2 Seanet SCU Rear Panel Layout The connection details shown in these drawings are listed in Table1 1 1 5 Note that the layout of earlier and upgraded Seanet SCUs will differ from that shown below Fig 2 1 SEANET SCU Back Panel Layout 2 1 3 Seanet SCU Connection Pinout Details Table 2 1 Panel connections and Slot Allocation REF DESCRIPTION TYPE Ji Mains Input 240 120V AC 10 IEC J2 Mains On Off Isolator Switch On off Rocker Switch J3 DC Supply Output OV 24V 12 VDC 4mm Banana Socket J4 Mouse PS 2 J5 Keyboard PS 2 J6 Earth Ground Point External Tab stud J7 Barometric Input option LPT1 Printer port 25 way D female PORT 1 COM1 Data logging port 9 way D male COM2 NOT FITTED No connector SLOT 3 VGA VIDEO card J3 1 VGA monitor 1 connector 15 way HDD female J3 2 PAL NTSC monitor 2 connector for interface 15 way HDD female cable SLOT 4 Network Card J5 1 10 100Base T Ethernet port RJ45 SLOT 5 Auxilliary com Port BEN PORT 1 COMS5 Data logging port 9 way D male J4 2 PORT 2 COMB Data logging port 9 way D male SLOT 6 Sonar AIF Card BEN Subsea Sensor Comms 15 way D female J2 2 Aux RAT connector 9 way D
29. oftware to subsea sensors All SeaKing subsea sensor software is stored in Flash RAM that enables the head to have its software upgraded without dismantling the unit and replacing EPROM s etc e 19 Rack Mount The SEANET SCU is designed to be rack mountable in Racks of depth 330mm or greater e Expansion and connectivity The XPE Seanet SCU has a 10 100 base T Ethernet card fitted as standard and USB 2 0 connections to facilitate data storage and transfer using network or external storage drives Issue 6 TIL Eng Spec 043 Page 8 of 32 Tritech International Ltd Seanet System OIM 1 2 SEANET SCU SPECIFICATION Processor Operating System Primary Control Video Output 1 Video Output 2 ArcNet Link Storage Media Interface Ports Input Voltage Weight Material Operating Temperature Storage Temperature Options Intel Pentium Microsoft Windows XP PS 2 Remote Access Terminal RAT SVGA XGA or SXGA Composite and S VHS PAL NTSC 1 x 156kbit sec 1500m or 78kbit sec 2500m 3 5 Floppy amp 250MB Zip 1 2 x RS 232 electrically protected COM ports 1 x Keyboard PS 2 1 x Mouse PS 2 1 x Parallel Port Centronics 1 x 24VDC 24VA Output for equipment test purposes 4 x USB 2 0 port 1 x Ethernet 10 100 Base T 110 220VAC 50 60Hz 50VA 12kg Aluminium Stainless Steel 0 to 40 deg C 20 to 50 deg C Composite Video Input Barometric Pressure Sensor Internal HDD 1 2 1 Seanet SCU Front
30. or messages appear check that all the system parts are connected and that all leads cables are correctly installed When error messages continue to appear then there is a fault and the Trouble Shooting section should be referred to The following sections of this manual will describe the general software controls in addition to installation and connection instructions Further separate manual sections will describe operation of each of the subsea Sensors and their connection details 3 2 SEANET SYSTEM DISPLAY Issue 6 TIL Eng Spec 043 Page 15 of 32 Tritech International Ltd Seanet System OIM SECTION 4 4 1 MAINTENANCE There are few user serviceable parts inside the SEANET SCU that can be checked and or replaced Firstly it is recommended that the unit be used in a clean well ventilated and dust free environment Also operating in extreme temperature and humidity should be avoided if possible The environmental temperature should be between 0 to 40 degrees C 4 1 1 ESD Transient Protection COM Port 1 The main RS 232 COM Port is installed with electrical surge protection These elements are fitted on the SCU4IO PCB P N 5126 which is located inside the SCU at the rear If the COM 1 Port is subjected to very high electrostatic noise or transients the protective elements on this PCB would blow open circuit and therefore protect the serial UART that is installed on the main motherboard If in the unlikely event the
31. signals to system COMx ports as a pointer device The two formats of pinout are provided to ease connection to D9 type connector cables IDC or PIN layout J10 RATCOM IDC Communications IDC 10 PCB Header Pin 1 DCD Tied to 2 DSR Tied to 3 Rat RX Rat TrackerBall 4 Rat RTS Rat TrackerBall 5 Rat TX Rat TrackerBall 6 Rat CTS Rat TrackerBall 7 DTR Tied to 8 RI Tied to 9 Ground Signal Ground 10 N C Issue 6 TIL Eng Spec 043 Page 26 of 32 Tritech International Ltd Seanet System OIM AIFV4 ISA Connector Details cont J11 RATCOM PIN Communications IDC 10 PCB Header Pin 1 DCD Tied to 2 Rat RX Rat TrackerBall 3 Rat TX Rat TrackerBall 4 DTR Tied to 5 Ground Signal Ground 6 DSR Tied to 7 Rat RTS Rat TrackerBall 8 Rat CTS Rat TrackerBall 9 RI Tied to 10 N C Issue 6 TIL Eng Spec 043 Page 27 of 32 Tritech International Ltd Seanet System OIM APPENDIX 1 2 AIFV4 PCI VERSION I AIFV4 PCI Card Hardware settings Internal Ribbon connection on Seanet SCU from J4 to RAT Es Dez 7 D H ve Eee Je J7 J2 J9 GEES RATCOM RATCOM AUX Wig ag PIN IDC IDC LEDS LAN amp LED RAT amp JP3 is the ARCNET drive voltage selector This should ALWAYS be set to 12V Some boards may have this jumper removed and a zero ohm link fitted to the 12V position instead
32. suming the baud rates match On a PCI card the Aux channels can be toggled between RS232 RS485 and RS422 Refer to the Tritech Sensor Communications manual for further details on how to utilise these functions Ill V4AIF PCI Card resources Because the PCI card is a PnP device the Base address and interrupt settings are allocated automatically by the PCI bus The drivers for the card are pre installed on a Seanet SCU so there are no user settings to adjust AMIBIOS To check the PCI card is being detected by the PCI bus you need to disable quick boot under the BOOT BOOT SETTINGS CONFIGURATION section of the bios menu The Amibios reports the Aif card as PCI SLOT 3 I O Port Device IRQ11 AWARD Bios Earlier Seanet SCUs During boot up the PCI status screen should display the following information about the card You may need to pause the SCU during boot up to view this information VENDOR ID 10EE DEVICE ID 8384 CLASS ID 0780 Simple COMM Controller IRQ assigned to a number but not N A Issue 6 TIL Eng Spec 043 Page 29 of 32 Tritech International Ltd Seanet System OIM IV AIFV4 PCI Connector Details J1 is used for connections to SEAKING system Devices and Networks J1 Communications D15F Rear Panel Socket Pin Signal Name Supply 12V F0 3A For Options Iso Ground Signal Ground Ground For Options Lan RxInB For Lan Modem Aux2 Rx A Aux 2 Comms Au
33. t whilst the bottom provides PAL NTSC If a PAL NTSC output is configured this will require the supplied interface cable to be connected The interface cable connects to the bottom D connector and splits off to both Composite and S VHS plugs SVGA PAL NTSC Output Connections 3 g S x SVGA Output to CRT Monitor 1 PAL NTSC Composite Output E E PAL NTSC S VHS Output OR GB RO To configure the PAL NTSC Video Output option in Windows Note If a network connection has been installed ensure that you are logged on to XP as an Administrator to make changes The factory set Administrator should be User Administrator Password lt blank gt 1 Right click on the Windows desktop and select Properties from the pop up panel Select Settings tab page and then click on Advanced button 3 To enable the PAL NTSC Video Output select DualHead tab page and then double click on the DualHead clone Plug and Play Monitor and Matrox Millennium G450 DualHead seme xj General Adapter Monitor Troubleshoot Information options DN DuaHead D Monitor Settings GH color atures e j Du i Jua DualHead Clone View a copy DuaHead Zoom of your main display on your SE DualHead DVDM GE DS TY Output ME Advanced Settings Settings Setting Value DualHead Clone Disabled Change Settings Corea bo Issue 6 TIL Eng Spec 043 Page 20 o
34. td Seanet System OIM Safety Statements Throughout the manual certain safety or operational related comments and requirements will be highlighted to the operator by indications Caution identified by the adjacent symbol and text Technical Support Contact your local agent or Tritech International Ltd Tritech International Ltd Peregrine Road Westhill Business Park Westhill Aberdeen AB32 6JL UK Telephone 44 0 1224 744111 Fax 44 0 1224 741771 Email support tritech co uk Web www tritech co uk An out of hours emergency number is available by calling the above telephone number If you have cause to use our Technical Support service please ensure that you have the following details at hand prior to calling e System Serial Number if applicable e Fault Description e Any remedial action implemented Due to the expansion of equipment capabilities and the fact that new sub modules are continually being introduced this manual cannot detail every aspect of the operation The name of the organisation which purchased this system is held on record at Tritech International Ltd Details of new software and hardware packages will be announced at regular intervals Depending on the module free upgrades will be offered in keeping with our policy of maintaining the highest levels of customer support Tritech International Ltd can only undertake to provide software support for syst
35. te of customer acceptance and runs for a period of 365 days Customer acceptance will always be deemed to have occurred within 72 hours of delivery Note Any customer acceptance testing if applicable must be performed at either TIL premises or at one of their approved distributors unless mutually agreed in writing prior to despatch Conditions These include but are not limited to the following 1 The warranty is only deemed to be valid if the equipment was sold through TIL or one of its approved distributors 2 The equipment must have been installed and commissioned in strict accordance with approved technical standards and specifications and for the purpose that the system was designed 3 The warranty is not transferable except or as applies to Purchaser first then to client 4 TIL must be notified immediately in writing of any suspected defect and if advised by TIL the equipment subject to the defect shall be returned by the customer to TIL via a suitable mode of transportation and shall be freight paid 5 The warranty does not apply to defects that have been caused by failure to follow the recommended installation or maintenance procedures Or defects resulting from normal wear amp tear incorrect operation fire water ingress lightning damage or fluctuations in vehicles supply voltages or from any other circumstances that may arise after delivery that is out with the control of TIL Note The warranty does not apply in the ev
36. tension lead supplied to connect it to either the front of the SEANET SCU or the back at the AIF card J2 2 Mount the RAT in a secure safe place if not fitted to the SEANET SCU PS 2 connections are available for Keyboard and Mouse options If a keyboard is to be used then this connects on to the front or rear panels Similarly a PS 2 mouse could be used as a backup to replace the RAT controller if this is ever necessary A PS 2 mouse will connect on the front or rear panels and by simply re powering the SCU this will force it to be detected and loaded by Windows For Remote Profiler operations the SEANET SCU will have to be linked to another computer use the RS 232C UO connections for this on the rear COM on the main rear panel and COM5 and COM 6 in the expansion slot These I O ports are surge protected and opto isolated Before powering up the SEANET SCU check that the subsea heads are correctly connected check the data communication lines for shorts to other wires and check the termination resistance is correct at both ends See Subsea Interconnect Cabling ArcNet Line Termination and installation notes for more details Issue 6 TIL Eng Spec 043 Page 10 of 32 Tritech International Ltd Seanet System OIM An Isolated DC Power Supply is available at the rear of the unit This will be installed as 24VDC 1A as default although 12VDC and 36VDC Power options can be fitted on request For protection an auto re setable fuse is
37. tings Setting Value DualHead TV Standard PAL 8 Click on Apply button to enforce all above changes and re start the computer if prompted Change Settings 9 Connect the video interface cable as shown above between card and monitor cable Use the keyboard Hot Keys as configured in Step 5 to enable disable the video output Issue 6 TIL Eng Spec 043 Page 21 of 32 Tritech International Ltd Seanet System OIM APPENDIX 1 AIF ACOUSTIC INFORMATION CARD There are 4 revisions of SeaKing AIF card AIFBV3 the first revision installed in earlier SEAKING SCUs These cards are NOT compatible with the Windows XP operating system AIFV4 ISA the second revision installed in earlier SEANET SCUs see Fig 4 2 AIFV4 PCI the third revision installed in current SEANET SCUs These cards will NOT support SONV3 software AIFV4 PC104 Layout Specialist revision for PC104 application The four types of AIF card have the same functionality and communicate using ARCNET networked communications ARCNET communications requires a screened twisted pair The AIF card s default comm s and Head comm s configuration is ARCNET however serial interfaces are available to allow Tritech sensors to interface through fibre optic or modem systems that are capable of 156kBaud transmission TTL RS 232 and RS 422 are available modem interface options Refer to this manual and the Seanet Sensor Communic
38. x1 Tx B Aux 1 Comms Lan Pulse2 For Lan Modem Lan A To Sonar Pin 1 Supply 12V F0 3A For Options Supply 5V F0 3A For Options Lan Enable For Lan Modem Aux2 Tx B Aux 2 Comms Aux1 Rx A Aux 1 Comms Lan Pulse1 For Lan Modem Lan B To Sonar Pin 2 1 2 3 4 5 6 7 8 9 CH i 4 N wo s D Refer to the Seanet Sensor Communication Manual for more detail on the Aux comms channels J5 is used for External connection to the RAT control device J5 Rat Communications D9M Rear Panel Socket Pin Signal name RAT Interface Ground RAT RS 232 RTS RAT RS 485 B RAT RS 485 A Supply 5V RAT Supply 12v F0 3A RAT RS 232 0UT RAT RS 232 IN J4 is used for internal connection to the RAT control device J4 Rat Communications IDC 10 PCB Header Pin To SCU Front Panel Supply 5V RAT Supply 12v F0 3A RAT RS485 A RAT RS232 IN RAT RS485 B RAT RS232 OUT RAT RS232 RTS Supply 12v F0 3A Ground N C oloo Nj 01 A Go Po Issue 6 TIL Eng Spec 043 Page 30 of 32 Tritech International Ltd Seanet System OIM AIFV4 PCI Connector Details cont J2 is the AUX RS 232 Interface for external communications options This is IDC layout J2 Aux IDC Communications IDC 10 PCB Header Pin DCD Tied to DSR Tied to Aux RX Aux Comms Aux R
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