Furuno 1823C manual

2.9 Presentation Mode		2-8
	2.9.1 Selecting a presentation mode	2-8
	2.9.2 Description of presentation modes	2-9
2.10	Measuring the Range	2-11
	2.10.1 Measuring range by range rings	2-11
	2.10.2 Measuring range by cursor	2-12
	2.10.3 Measuring range by VRM	2-13
	2.10.4 Erasing a VRM, VRM indication	2-14
	2.10.5 Erasing EBL/VRM data boxes	2-14
	2.10.6 Hiding EBL/VRM data boxes	2-14
	2.10.7 Moving EBL/VRM data boxes	2-14
2.11 Measuring the Bearing		2-14
	2.11.1 Measuring bearing by cursor	2-14
	2.11.2 Measuring bearing by EBL	2-14
	2.11.3 Erasing an EBL, EBL indication	2-15
	2.11.4 Erasing EBL/VRM data boxes	2-15
	2.11.5 Hiding EBL/VRM data boxes	2-15
	2.11.6 Moving EBL/VRM data boxes	2-15
2.12	Erasing the Heading Line, North Marker	2-16
2.13	Reducing Noise Interference	2-16
2.14	Rejecting Radar Interference	2-17
2.15	Zoom	2-18
	2.15.1 Zooming in on radar targets	2-18
	2.15.2 Zooming in on ARP, TTM targets	2-18
2.16	Shifting the Picture	2-19
	2.16.1 Manual shift	2-19
	2.16.2 Automatic shift	2-20
2.17	Using the Offset EBL	2-21
	2.17.1 Predicting collision course	2-21
	2.17.2 Measuring range & bearing between two targets	2-22
2.18	Echo Trails	2-23
	2.18.1 Trail time	2-23
	2.18.2 Starting echo trails	2-24
	2.18.3 Trail gradation	2-24
	2.18.4 Trail color	2-25
	2.18.5 Echo trail mode	2-25
2.19	Echo Stretch	2-26
2.20	Echo Averaging	2-27
2.21	Outputting TLL Data	2-28
2.22	Guard Alarm	2-29
	2.22.1 Setting a guard alarm zone	2-29
	2.22.2 When the alarm is violated…........................................................................ 2-30
	2.22.3 Cancelling the guard alarm	2-30
2.23 Watchman		2-31
	2.23.1 How watchman works	2-31
	2.23.2 Turning on/off watchman	2-31
	2.23.3 Setting watchman stand-by interval	2-31

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