Furuno manual - page 7

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3.11 Alarms ....................................................................................................................3-52
3.11.1 Audio alarm on/off......................................................................................... 3-52
3.11.2 Arrival alarm..................................................................................................3-53
3.11.3 Anchor watch alarm.......................................................................................3-54
3.11.4 XTE (Cross-Track Error) alarm......................................................................3-55
3.11.5 Speed alarm..................................................................................................3-55
3.11.6 Proximity alarm.............................................................................................3-56
3.11.7 Trip alarm......................................................................................................3-57
3.11.8 Alarm information..........................................................................................3-58
3.12 Resetting Trip Distance............................................................................................ 3-60
4. VIDEO SOUNDER OPERATION ...................................................................4-1
4.1 Principle of Operation...................................................................................................4-1
4.2 Sounder Displays.........................................................................................................4-2
4.2.1 Selecting a sounder display..............................................................................4-2
4.2.2 Description of sounder displays........................................................................4-3
4.2.3 Selecting screen split method in combination displays......................................4-8
4.3 Automatic Sounder Operation...................................................................................... 4-9
4.3.1 How the automatic sounder works.................................................................... 4-9
4.3.2 Types of automatic sounder modes...................................................................4-9
4.3.3 How to enable automatic sounder operation.....................................................4-9
4.4 Manual Sounder Operation......................................................................................4-10
4.4.1 Selecting the manual mode.............................................................................4-10
4.4.2 Selecting display range...................................................................................4-10
4.4.3 Adjusting the gain............................................................................................4-10
4.4.4 Shifting the range............................................................................................4-11
4.5 Measuring Depth, Time.............................................................................................. 4-12
4.6 Reducing Interference................................................................................................4-13
4.7 Reducing Low Level Noise.........................................................................................4-14
4.8 Erasing Weak Echoes .............................................................................................. 4-15
4.9 White Marker..............................................................................................................4-16
4.10 Picture Advance Spee d............................................................................................4-17
4.10.1 Advancement independent of ship’s speed...................................................4-17
4.10.2 Advancement synchronized with ship’s speed...............................................4-18
4.11 Display Colors..........................................................................................................4-19
4.12 Alarms......................................................................................................................4-20
4.12.1 Audio alarm on/off.........................................................................................4-20
4.12.2 Bottom alarm................................................................................................ 4-21
4.12.3 Fish alarm.....................................................................................................4-21
4.12.4 Fish alarm (B/L)............................................................................................4-22
4.12.5 Water temperature alarm.............................................................................. 4-23
4.12.6 When an alarm setting is violated..................................................................4-24
4.13 Water Temperature Graph........................................................................................4-25
4.14 Changing Pulse Repetition Rate.............................................................................. 4-26
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