Contents
1. INTRODUCTION..........................................................................................................................6
System Summary ............................................................................................................................................... 6
Transducers ........................................................................................................................................................ 6
Operator Panel and Data Entry .......................................................................................................................... 6
Recorded Data Storage ...................................................................................................................................... 7
Fig. 1.1 Main Display Unit Panel Layout .......................................................................................................... 7
Fig. 1.2 System Diagram ................................................................................................................................... 8
Interfacing .......................................................................................................................................................... 9
Outputs ..........................................................................................................................................................................9
Inputs ............................................................................................................................................................................. 9
Alarms ................................................................................................................................................................ 9
Options ............................................................................................................................................................... 9
Repeaters .......................................................................................................................................................................9
Remote Sounding Control ............................................................................................................................................. 9
Autorange ...................................................................................................................................................................... 9
Sound Speed Calibration ............................................................................................................................................... 9
Fig. 1.3 GDS101 Primary Functions................................................................................................................ 10
2. OPERATION ................................................................................................................................ 11
Parameter entry ................................................................................................................................................ 11
Fig. 2.1 Setting and Parameter Entry Flowchart .............................................................................................. 11
Example of parameter entry ........................................................................................................................................12
Operation Screens ............................................................................................................................................ 12
Primary Operation Screens .........................................................................................................................................13
Fig. 2.2. Screen 1, Primary Operation screen. ........................................................................................................13
Fig. 2.3. Screen 2, 2nd Operation screen. ............................................................................................................... 14
Fig. 2.4. Screen 3, 3rd Operation screen. ...............................................................................................................15
Secondary Operation Screens .....................................................................................................................................16
Fig. 2.5. Screen 4, Calendar and clock setting. .....................................................................................................16
Fig. 2.6. Screen 5, Language and units of measure setup. ......................................................................................17
Fig. 2.7. Screen 6, Interface setup screen. .............................................................................................................18
Fig. 2.8. Screen 7, History Memory Control Screen. .............................................................................................19
Fig. 2.9. Screen 8, NMEA control screen. ..............................................................................................................20
Fig. 2.10. Screen 9, System status screen. ..............................................................................................................21
Fig. 2.11. Screen 10, Oscilloscope screen. .............................................................................................................22
Principal Functions ......................................................................................................................................... 23
Bottom detection .........................................................................................................................................................23
Ping to Ping ltering ...................................................................................................................................................23
Bottom Search Range ..................................................................................................................................................23
System (Power) On/Off ............................................................................................................................................... 23
Remaining disk size diagnostics .................................................................................................................................23
Fixed Key Functions ........................................................................................................................................ 24
Depth Range ................................................................................................................................................................ 24
Picture Speed ...............................................................................................................................................................24
Screen Select ...............................................................................................................................................................24
Day/Night and back light adjustment (brightness)......................................................................................................24
Soft key Functions ........................................................................................................................................... 25
Gain .............................................................................................................................................................................25
TVG.............................................................................................................................................................................25
Digital indication .........................................................................................................................................................25
Frequency .................................................................................................................................................................... 25
Output Power ..............................................................................................................................................................25
Draught ........................................................................................................................................................................25
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