Furuno FR-8125 Marine RADAR User Manual


 
1. OPERATION
1-23
1.19.4 How to sleep a target alarm temporarily
When you do not require a target alarm temporarily, you can sleep the target alarm.
The alarm zone remains on the screen, but, any targets that enter or exit the alarm
zone do not trigger the audio and visual alarms.
1. Press the TARGET ALARM key to select the ALARM 1 or ALARM 2 indication at
the upper-right corner on the screen. The selected indication is in a rectangle.
2. Press the CANCEL/HL OFF key. The alarm indication now shows "ALM1(or
2)_ACK".
To activate a sleeping target alarm zone, press the TARGET ALARM key to select the
ALARM 1 or ALARM 2 and press the ENTER key. The alarm indication then changes
to "ALM1(or 2)_IN(or OUT)".
1.19.5 How to deactivate a target alarm
1. Press the TARGET ALARM key to select the ALARM 1 or ALARM 2 indication at
the upper-right corner on the screen. The selected indication is in a rectangle.
2. Press the CANCEL/HL OFF key. The alarm indication now shows "ALM1(or
2)_ACK".
3. Press the TARGET ALARM key. The alarm indication "ALM1(or 2)_ACK" is
shown in a dashed-line rectangle.
4. Press the CANCEL/HL OFF key. The target alarm zone and the alarm indication
are erased from the screen.
1.19.6 How to select the target strength which triggers a target alarm
You can select the target strength which triggers the target alarm as follows:
1. Press the MENU key to open the menu.
2. Use S or T to select [Alarm] and press the ENTER key.
3. Use S or T to select [Alarm Level] and press the ENTER key.
4. Use S or T to select the echo strength level.
5. Press the ENTER key followed by the MENU key.
1.19.7 How to turn the buzzer on/off
You can turn on/off the panel buzzer or external buzzer for target alarms. The panel
buzzer is for this equipment. The external buzzer is for the optional buzzer, which is
connected to this equipment to give the target alarm at a remote location.
1. Press the MENU key to open the menu.
2. Use S or T to select [Alarm] and press the ENTER key.
3. Use S or T to select [Panel Buzzer] (or [External Buzzer] for optional
buzzer) and press the ENTER key.
4. Use the S or T to select [On] or [Off] then press the ENTER key.
5. Press the MENU key to close the menu.
Low
Med
High
Off
On