Furuno FR-8051 manual Display Indications, 25 NM

Display Indications

Heading (gyro or magnetic)

Speed

(MANUAL, LOG or NAV)

Tuning indicator,

AUTO (or MANU) tuning

HDG 123.4°

SPEED

MANUAL 30.0kt

Echo trail (TRU/REL)

Range	0.25 NM
Range ring interval	0.05
ZOOM (or SHIFT)
	ZOOM
Pulselength
	SP
Presentation mode
	HU
Heading marker

Guard zone area

No.1 EBL

No.1 VRM

TRU TRAIL AUTO 00:45 30M

GUARD1 GUARD2

IN

Elapsed time, trail interval

Guard zone 1 (active alarm is circumscribed)

Guard zone 2

IN (guard zone type), SET (set alarm), or

ACK (alarm temporarily deactivated)

No.2 EBL

Waypoint marker

Range rings

Cursor

No.2 VRM

Auto clutter suppression	A/C
Function in use
(F3, Long range	F3
Echo Stretch)	L-ES
No.1 EBL bearing
	345.6°R
(readout of active EBL	23.0°R
is circumscribed)	29:59

No.2 EBL bearing

EBL

+

105.0°R

00.74nm

NR

IR2

ES1

EAV1 VRM 0.080nm

0.220nm

TTG 12:34

Noise Rejection

Interference Rejection

Echo Stretch

Echo Averaging

No.1 VRM range

(readout of active VRM is

circumscribed)

No.2 VRM range

Watch alarm	Cursor	Cursor
elapsed time
	bearing	range

Time-to-go

Figure 1-2 Display indications

1 – 2