Magnifying Small Targets; Power Save Mode - Icom MR-1220 Series Instruction Manual

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BASIC OPERATION

Magnifying small targets

To display small targets clearer, the extending Pulse
Width and Echo Stretch functions are effective.
D Pulse Width Setting
The Long pulse function releases a longer pulse to
detect a small target in distant, although it decreases
the target distance resolution.
[MENU]/[ ] > Video > Pulse Width Setting
Select "Long" for long distance detection, or "Short"
for a proper distance resolution.
When "Long" is set, " " is displayed in the upper left
of the screen.
In the 1.5 to 3 NM range, this function magnifies
echoes behind the target.
D Echo Stretch function
The Echo Stretch function electronically magnifies the
blips for more clear viewing of small targets.
] > Video > Echo Stretch Function
[MENU]/[
When this function is ON, "ES" is displayed in the
upper right of the screen.
Turn OFF this function in normal operation.
Normal screen
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With Echo Stretch ON

Power Save mode

The radar conserves the vessel's battery power by
entering the Power Save mode.
In the Power Save mode, the radar pauses
transmitting for the set period of time (6 minutes at
default.) After the timer expires, the radar resumes
transmitting during ten revolutions and then pauses
again for the set period of time.
D Entering the Power Save mode
z Hold down [TX (SAVE)]/[
enter the Power Save mode.
• "Power Save" is indicated in the upper right corner of
the screen, and the timer starts counting down.
D Canceling the Power Save mode
z Push [TX (SAVE)]/[
Save mode.
• The Power Save indicator disappears.
D Setting the Standby Time
You can set the Standby Time in the System menu.
1. Select "Save Time" in the System menu, and then
push [ENTER]/[ ]
[MENU]/[ ] > System > Save Time
2. Push [▲] or [▼] to select the Save Time.
• Options: 1, 6, 15, and 30 minutes
3. Push [ENTER]/[ ] to apply the setting.
4. Push [MENU]/[ ] to exit the Menu screen.
NOTE: The Power Save mode is automatically
canceled when any collision alert or signal is
received from the NMEA input ports.
] for 1 second to
] to cancel the Power