Ir Function; Echo Stretch Function; Off Center Function - Icom MR-1210RII Instruction Manual

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3
BASIC OPERATION

■ OFF CENTER function

The scanning area can be shifted in a desired direction
and can be partially enlarged. This is useful when the
Head-up screen is selected, and you want to enlarge
the bow direction display, or the center of the screen
shifts in the direction of the intersection.
• This function is selectable in 24 NM or shorter ranges.
• This function is not selectable in the TM screen.
q Push [MENU]/[
neously to shift the screen.
w Push [MENU]/[
neously again to return to the normal screen.
The OFF center mode setting can be changed in the
"OFF Center Mode" item of the System menu.
• 25%, 50%, 75%, and Cursor are selectable.

■ IR function

Radar interference may appear when another vessel's
radar is operating on the same frequency band in close
proximity. The Interference Rejection (IR) function can
eliminate this type of interference. (p. 10)
q Push [MENU]/[
w Push [t] or [u] to select the Video menu.
e Push [p] or [q] to select the "IR" item.
r Push [ENTER]/[
mode.
t Push [p] or [q] to select the IR function 1, 2, or
OFF.
y Push [ENTER]/[
u Push [MENU]/[
• "IR" is displayed in the upper right of the screen,
when the function is activated.

■ Echo Stretch function

The blips can be magnified electronically for easier
viewing of small targets.
q Push [MENU]/[
w Push [t] or [u] to select the Video menu.
e Push [p] or [q] to select the "Echo Stretch" item.
r Push [ENTER]/[
mode.
t Push [p] or [q] to select the Echo Stretch ON.
y Push [ENTER]/[
u Push [MENU]/[
• "ES" is displayed in the upper right of the screen, when
the function is activated.
NOTE: Turn OFF this function during normal operation.
19
] and [MODE]/[
] simulta-
] and [MODE]/[
] simulta-
] to enter the Menu screen.
] to enter the option selection
] to save the setting.
] to exit the Menu screen.
] to enter the Menu screen.
] to enter the option selection
] to save the setting.
] to exit the Menu screen.
Normal screen
(MENU > Video > IR)
Radar interference
(MENU > Video > Echo Stretch)
Normal screen
With OFF CENTER ON
With IR function ON
With Echo Stretch ON

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