xi
D.6
Different Cable Lengths and the Startup.ini File . . . . . . . . . . D-29
D.6.1
Tow Cable Considerations . . . . . . . . . . . . . . . . . . . . . . . . . D-30
D.6.2
Measuring Cable Insertion Loss . . . . . . . . . . . . . . . . . . . . . D-31
D.6.3
Spare Tow Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-32
D.7
Transceiver and Processing Unit . . . . . . . . . . . . . . . . . . . . . . D-32
D.7.1
Input Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-33
D.7.2
Towfish Fuse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-34
D.7.3
TPU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-34
D.7.4
TPU Internal Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-34
D.7.5
Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-35
D.7.6
TPU Power up and Test Sequence . . . . . . . . . . . . . . . . . . . D-36
D.8
Towfish . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-39
D.8.1
Testing the Towfish . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-40
D.8.2
Checking the Telemetry Link to the Towfish . . . . . . . . . . . D-40
D.8.3
Checking the Transmitters before Deployment . . . . . . . . . D-41
D.8.4
Checking the Receivers before Deployment . . . . . . . . . . . D-41
D.8.5
Standard Transducer Configuration
Trouble Shooting Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . D-42
D.8.6
Towfish Bottle Electronics . . . . . . . . . . . . . . . . . . . . . . . . . D-43
D.8.7
Removing the Towfish Electronics . . . . . . . . . . . . . . . . . . D-43
D.8.8
Towfish Telemetry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-46
D.8.9
Setting up for Testing the Electronics . . . . . . . . . . . . . . . . D-46
D.8.10
Checking the Multiplexer Board . . . . . . . . . . . . . . . . . . . . D-47
D.8.11
Checking the Transmitter Board . . . . . . . . . . . . . . . . . . . . D-48
D.8.12
Checking the Receiver Boards . . . . . . . . . . . . . . . . . . . . . . D-48
D.8.13
Checking the DSP Board . . . . . . . . . . . . . . . . . . . . . . . . . . D-49
D.8.14
Checking the Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-50
D.8.15
Calibrating the Optional Temperature Probe . . . . . . . . . . . D-51
D.8.16
Towfish Power Supply Pinouts . . . . . . . . . . . . . . . . . . . . . D-51
D.8.17
Calibrating the Compass . . . . . . . . . . . . . . . . . . . . . . . . . . D-52
D.8.18
Series 5000 Sonar System Towfish Commands . . . . . . . . . D-53
D.9
Software Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . D-54
D.10
Terminating an Optical Fiber . . . . . . . . . . . . . . . . . . . . . . . . . D-54
Summary of Contents for SERIES 5000
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Page 162: ...Splashproof TPU Drawings 6 13 ...
Page 164: ...Splashproof TPU Drawings 6 15 ...
Page 166: ...Splashproof TPU Drawings 6 17 ...
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Page 170: ...A 3 Figure A 1 Cable Length vs Towfish Depth Graph 1 ...
Page 172: ...A 5 Figure A 3 Cable Length vs Towfish Depth Graph 3 ...
Page 174: ...A 7 Figure A 5 Cable Length vs Towfish Depth Graph 5 ...
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Page 262: ...NMEA 0183 Formats and Information D 59 D 13 NMEA 0183 Formats and Information ...
Page 264: ...NMEA 0183 Formats and Information D 61 ...
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Page 268: ...E 3 ...
Page 270: ...E 5 ...
Page 272: ...E 7 ...
Page 274: ...E 9 ...
Page 276: ...E 11 ...
Page 278: ...E 13 ...
Page 280: ...E 15 ...
Page 282: ...E 17 ...
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