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Seanet SCU v5

0581-SOM-00002-02

Tritech International Ltd.

Page 6 of 35

2. Specification

Processor

Intel™ Pentium Dual Core (or better)

Operating
System

Microsoft Windows Embedded

Primary Control PS/2 Remote Access Terminal (RAT)

Video Output

SVGA, XGA or SXGA

Video 

Output

(optional)

Composite PAL/NTSC

ARCNET Link

1 x 156kbit/sec (1500m) or 78kbit/sec (2500m)

Storage Media

Minimum 32GB SSD (10GB reserved for OS)

Summary of Contents for Seanet SCU v5

Page 1: ...Seanet SCU v5 0581 SOM 00002 02 Tritech International Ltd Page 1 of 35 Seanet SCU v5 Product Manual ...

Page 2: ...1 4 2 Communication Configuration 12 5 Operation 14 6 System Software Configuration 16 6 1 Seanet System Re Installation 16 6 2 Repair of Seanet Pro 16 6 3 Full Disk Re Installation using Boot Recovery 17 7 Maintenance 19 Glossary of Terminology 20 A Data and Control Ports 21 B SCUv5 Communications Setup 26 C ARCNET Termination 31 D Setting the computer IP address in Windows 7 32 Warranty Statemen...

Page 3: ...0581 SOM 00002 02 Tritech International Ltd Page 2 of 35 Box Content Standard Equipment Product Manual Software included in the internal flash rescue disk SCU 3U Rack mount chassis Power cable and VGA to DVI adapter ...

Page 4: ...rectly or indirectly to it 2 Software Firmware Revision Numbers 3 Fault Description 4 Any remedial action implemented Please also note the following The name of the organisation which purchased this system is held on record at Tritech International Ltd and details of new software or hardware packages will be announced at regular intervals however due to the expansion of equipment capabilities and ...

Page 5: ...rent topic Important When this is shown there is potential to cause harm to the device due to static discharge The components should not be handled without appropriate protection to prevent such a discharge occurring Caution This highlights areas where extra care is needed to ensure that certain delicate components are not damaged Warning DANGER OF INJURY TO SELF OR OTHERS Where this symbol is pre...

Page 6: ...ptic interfaces and other Baud rates available for longer cable lengths Simultaneous connection and operation of Gemini heads via Ethernet Able to run on SVGA SXGA monitors at up to 1280 x 1024 screen resolution and on latest QXGA capable monitors at up to 2048 x 1536 screen resolution Built in factory restore disk for simple diskless restoration to original settings also contains a minimum of 32G...

Page 7: ...tel Pentium Dual Core or better Operating System Microsoft Windows Embedded Primary Control PS 2 Remote Access Terminal RAT Video Output SVGA XGA or SXGA Video Output optional Composite PAL NTSC ARCNET Link 1 x 156kbit sec 1500m or 78kbit sec 2500m Storage Media Minimum 32GB SSD 10GB reserved for OS ...

Page 8: ...ay be used as part of the normal operation of the unit but their use is not covered by this manual SCUv5 Front Panel 1 The RAT can be de coupled from the main unit completely or operated from an RS232 extension cable The function of the RAT controls depend on which subsea sensors are fitted and the user should refer to the appropriate section of each product manual for full details 2 The AUX Power...

Page 9: ...s and wiring options for the DE 9 and DA 15 connectors refer to Appendix A Data and Control Ports and Appendix B SCUv5 Communications Setup The motherboard connectors are subject to change in line with Tritech International Ltd policy of continual product improvement however this will in not affect ordinary operation of the SCU Generally the motherboard will have USB 2 0 ports 1 or 2 PS 2 keyboard...

Page 10: ...rnet LAN Port Optional Normally 1 more can be added Port Activity LED Display No Yes Aux Power Supply 24V 1A non switchable 24V 2 4A switchable 33V 1 8A option LED on warning External Storage Floppy Disk Drive ZIP Drive Compact Flash Card SD Card Memory Stick System Recovery Device ZIP Disk stored internal to SCU SCU Lid needs to be removed to access Internal flash memory switched system restore N...

Page 11: ...imum SSD Video Input A Video Input card may optionally be specified to receive composite PAL NTSC video at up to 25 frames sec MicronNav System Support A connector port may be optionally specified for the MicronNav navigation system This enables an Ultra Short Baseline USBL transducer to be connected to the SCU for display of sub sea vehicle bearing and range information via Seanet software A sub ...

Page 12: ...ower supply The mains supply to the SCU must be clean 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 soft power switch at the front The isolator switch must b...

Page 13: ...o the network of SeaKing ARCNET devices Note 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 470µF for each head being powered If an unregulated PSU is used then make sure that the voltage value measured at the head ...

Page 14: ...ogger or as ports where Tritech International Ltd or other 3rd party sensors devices can be connected Ports A to D can be configured to operate to different communication standards Port RS232 RS422 RS485 ARCNET A YES NO YES NO B YES YES YES NO C YES NO YES YES D YES NO YES YES Caution The internal motherboard DE 9 connector if present is not fitted with ESD protection and so should not be used to ...

Page 15: ...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 Full details of the Seanet Pro and Seanet Setup operation can be found in the Seanet Pro Software Manual There are also a number of devices that can be connected to the Seanet SCU including Imaging Sonar Profiler Bathym...

Page 16: ...5 0581 SOM 00002 02 Tritech International Ltd Page 15 of 35 5 Navigate to the Port Settings tab and then click the Advanced button and from here it is possible to change the port number to one that had not yet been assigned ...

Page 17: ...U 2 Complete Re installation of the Primary C partition to factory supplied condition Use of this level will erase all files currently stored on the C drive and replace with a factory installation state D drive user files will be unaffected The D drive is also where a copy of the Seanet Pro software installer and Operator manuals can be located 6 1 Seanet System Re Installation The SEANET SCU has ...

Page 18: ...down power on the SCU and immediately press and release the System Restore button located on the rear of the SCU 2 When the BIOS Post Message is displayed after power up press the F8 or F12 button on the keyboard note this button can very depending on the motherboard fitted if in doubt watch the screen during boot up and select the appropriate button to get to the boot menu This will start the SCU...

Page 19: ...oot the SCU once more 7 Windows XP only Once rebooted Windows will restart and a Log On to Windows box will appear Click OK to proceed past this 8 A prompt will then appear to Install Seanet Pro Click on OK to proceed with this and follow the instructions given during the installation process 9 Once Seanet Pro installation is complete click Finish which will restart the SCU for a final time The re...

Page 20: ...CU at the front If the COM Ports A through D are 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 board If in the unlikely event the protection does blow on the PCB then the user has a number of options open to themselves 1 Replace the SCU V5 Main Board PCB with a...

Page 21: ...le of processing the data from the sonar equipment running either embedded XP or Windows 7 and Seanet Pro software Seanet Pro The software supplied by Tritech International Ltd which is capable of running all the sonar devices SeaHub An alternative to using a Seanet SCU this device connects to a laptop or PC via USB interface essentially this takes the signal from the sonar in RS232 RS485 or ARCNE...

Page 22: ...s Location Port Type Number provided USB 2 0 4 Front Panel RAT Interface 1 Sonar Sensor Serial Interface 4 RAT Interface 1 ARCNET Link 2 SVGA XGA SXGA 2 Rear Panel TV Video out optional 1 Notes 1 500mA current capacity per USB port 2 Sonar Sensor Serial ports are software selectable up to 4 x RS 232 up to 4 x RS 485 2 x ARCNET 1 x RS 422 3 The ARCNET Link provides a long distance communications li...

Page 23: ...king in reduced lighting conditions the overall brightness of the status indicators may be controlled through the Seanet Setup configuration interface for the SCU Port A Details All signals are fully isolated and voltage transient protected with respect to the communications power supply The modes are software selectable When used in RS 232 mode the pin out of this port is wired in the same way as...

Page 24: ...ports data transfer rates of up to 921 600 baud in RS 232 RS 485 mode PORT B SCU DE 9 male connector Pin RS232 RS422 RS485 1 2 RX TX A TX RX A 3 TX TX B TX RX B 4 5 GROUND GROUND GROUND 6 7 RX B 8 RX A 9 connected for handshaking only 150ohm termination resistor is fitted across pins 2 and 3 when in RS 485 RS 422 mode and pins 7 and 8 permanently Pins 7 and 8 will have RS 422 signal levels 5V pres...

Page 25: ...orts should be configured to use no handshaking ARCNET Port DA 15 female connector providing access to Isolated 12V and 5V supplies Isolated and protected TTL ARCNET connections LAN PULSE1 LAN PULSE2 LAN EN and LAN RX Isolated and protected differential ARCNET connections LAN A LAN B Optional connections to Port A serial interface signals consult factory for details ARCNET SCU DA 15 female connect...

Page 26: ...ly on this connector and the DE 9 connector PORT A RAT Interface A single 9 Way D Type Female connector for connection to a V2 RAT with PS2 mouse and RS 485 data signals only RAT SCU DE 9 female connector Pin Function 1 GROUND 2 5v DC 3 RAT RS485 B 4 RAT RS485 A 5 6 7 PS 2 SCLK 8 PS 2 SDATA 9 12v DC connected for handshaking only RAT RS 485 and PS2 data signals are not isolated and are with respec...

Page 27: ...ave several functions depending on user configuration To allow single node communication to Subsea sensors such as Split AIF card Multicomm or single head RS232 direct connection REMV4 operations They can be used as a standard com port for interface to 3rd party devices such as GPS or compass The Main Board is detected as NODE 252 in the Seanet Setup program with TYPE set to SCU as below Note The ...

Page 28: ... 13 nc 14 nc 15 ARCNET B nc not connected Note Power will need to be supplied to the sonar head through pin 3 24V DC supply for a SeaKing and pin 4 0V ground of the Tritech connector the ARCNET port will not be able to supply this power and a suitable external source should be used SeaKing Sensor s in ARCNET through Fiber Optic Interface It is possible to connect a standard ARCNET system through F...

Page 29: ... shown above Junction Box or Split AIF with RS232 Connection to the SCU should be made through the DA 15 connector ARCNET SCU DA 15 female connector Pin Connection Pin Connection 1 nc 9 nc 2 Ground 10 nc 3 nc 11 nc 4 nc 12 nc 5 nc 13 RS232 Rx 6 RS232 Tx 14 nc 7 nc 15 nc 8 nc nc not connected Note In RS232 mode the DA 15 output is the same internal connection as the DE 9 RS232 port A and therefore ...

Page 30: ...t Connection should be made through the DA 15 connector wired for RS232 communications as shown above This configuration is single head so subsea networking is not possible Multiple Sensors Connected to the SCU The connection of multiple serial sensors to a single V5 SCU is possible Each sensor must feed into the SCU on its own port Connection should be made through the DE 9 connectors A through D...

Page 31: ...This is only applicable to systems operating with the Tritech International Ltd TTL to ARCNET interface PCB or alternative such as the Subsea 7 Eagle Eye PCB Connection to the SCU should be made through the DA 15 connector wired as below TTL signals are isolated on the V5 Seanet SCU ARCNET SCU DA 15 female connector Pin Connection Pin Connection 1 nc 9 nc 2 Ground 10 nc 3 nc 11 nc 4 LAN Rx 12 nc 5...

Page 32: ...verall aim is to improve signal quality and negate any effects which might otherwise be felt by other sources of impedance such as from the cable itself The diagram below shows best practice to use when installing termination resistors on an ARCNET network of Tritech International Ltd sonar products Note A special yellow waterblock is available from Tritech International Ltd which contains an in l...

Page 33: ...ough the sequence for other operating systems will be similar Disconnect the computer from any existing network First click on the Start Menu and select Control Panel Under Network and Internet click on View network status and tasks This will bring up the Network and Sharing Center which allows configuration of any networks on the computer Click on Change adapter settings on the left hand pane ...

Page 34: ...ed Find the entry labelled Internet Protocol Version 4 TCP IPv4 select it and then click on the Properties button In the properties dialog which opens there will either be Obtain an IP address automatically or Use the following IP address selected If an IP address is already present make a anote of it before changing any values since it will be neede if the computer is ever restored to the previou...

Page 35: ... voltages or from any other circumstances that may arise after delivery that is out with the control of TIL 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 produ...

Page 36: ...supplied by Tritech International Ltd on the understanding that it may not be copied used or disclosed to others except as authorised in writing by Tritech International Ltd Tritech International Ltd reserves the right to change modify and update designs and specifications as part of their ongoing product development programme Note Product names are trademarks of their respective companies 2011 10...

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