Manual Furuno 1946C (page 5 of 239) (English)

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4.2.1 How the automatic sounder works

........................................... 4-6

4.2.2 Types of automatic sounder

modes.....................................4-6

4.2.3 How to enable automatic sounder

operation................................. 4-7

4.3 Manual Sounder Operation ................4-7

4.3.1

Selecting the manual mode ..... 4-7

4.3.2 Selecting display range ...........4-7

4.3.3 Adjusting the gain....................4-8

4.3.4 Shifting the range ....................4-8

4.4 Measuring Depth, Time ......................4-9

4.5 Reducing Interference........................4-9

4.6 Reducing Low Level Noise............... 4-10

4.7 Erasing Weak Echoes...................... 4-11

4.8 White Marker ...................................4-12

4.9 Picture Advance Speed .................... 4-12

4.9.1

Advancement independent of

ship’s speed ..........................4-12

4.9.2 Advancement synchronized with

ship’s speed ..........................4-13

4.10 Display Colors.................................. 4-14

4.11 Alarms ............................................. 4-15

4.11.1

Audio alarm on/off .................4-15

4.11.2 Bottom alarm......................... 4-16

4.11.3 Fish alarm............................. 4-16

4.11.4 Fish alarm (B/L)..................... 4-17

4.11.5 Water temperature alarm....... 4-17

4.11.6 When an alarm setting is violated...

......................................... 4-18

4.12 Water Temperature Graph................ 4-19

4.13 Changing Pulse Repetition Rate....... 4-19

4.14 Saving Sounder Picture to an SD Card....

..................................................... 4-19

4.15 Interpreting the Sounder Display ...... 4-20

4.15.1

Zero line................................ 4-20

4.15.2 Bottom echo.......................... 4-20

4.15.3 Fish school echoes ............... 4-21

4.15.4 Surface noise/Aeration .......... 4-21

5. AIS OPERATION

5.1 Turning AIS Feature On/Off ................5-1

5.2 AIS Symbols ......................................5-3

5.3 Setting Number of AIS Targets to Display

.......................................................5-3

5.4 Activating Targets............................... 5-4

5.5 Displaying Target Data ....................... 5-4

5.6 Lost Target......................................... 5-5

5.7 Setting CPA and TCPA....................... 5-5

5.8 Proximity Alarm.................................. 5-6

5.9 Showing, Hiding AIS Target Tracks.....5-7

5.10 Choosing Vector Time ........................5-7

5.11 Displaying Past Positions of AIS Targets..

.......................................................5-8

6. DATA TRANSFER...............................6-1

6.1 Memory Card Operations ...................6-1

6.1.1

Deleting all data (other than chart

data) from memory cards.........6-1

6.1.2 Saving data to a memory card .6-2

6.1.3 Playing back data from a memory

card.........................................6-3

6.2 Uploading, Downloading Data ............6-4

6.2.1

Setting communication software

on the PC................................6-4

6.2.2 Uploading or downloading data ....

........................................... 6-4

6.3 Loading Waypoint Data from Yeoman.6-7

6.4 Receiving Data Via Network Equipment ..

.......................................................6-8

6.5 Outputting Data Through the Network.6-9

7. CUSTOMIZING YOUR UNIT................7-1

7.1 General Setup....................................7-1

7.2 Radar Setup.......................................7-4

7.2.1

Radar display setup.................7-4

7.2.2 Radar range setup...................7-7

7.2.3 Function key setup ..................7-8

7.3 Plotter Setup.................................... 7-10

7.3.1

Navigation options................. 7-10

7.3.2 Function key setup ................ 7-11

7.4 Chart Setup......................................7-13

7.4.1

Chart offset ...........................7-13

7.4.2 Navionics GOLD chart attributes...

......................................... 7-14

7.4.3 C-MAP chart attributes ..........7-15

7.5 Data Boxes Setup ............................ 7-21

7.6 Hot Page Setup................................ 7-22

7.7 Navigator Setup ...............................7-23

7.7.1

Navigation data source..........7-23

7.7.2 GPS receiver setup (Set equipped

with GP-310B/320B).............. 7-25

7.7.3 TD display setup ................... 7-28

7.8 Nav Data Display Setup ................... 7-30

7.9 Sounder Setup................................. 7-31

7.9.1

System setup ........................ 7-31

7.9.2 Sensor setup......................... 7-34

7.9.3 Sounding range, zoom range,

bottom lock range.................. 7-35

7.9.4 Function key setup ................7-36

7.10 Nav Graphic Display Setup ..............7-38

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Furuno 1946C Manual

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