Copyright © 2015 RCA Communications Systems
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MR240
TM
VHF Marine Two-Way Radio Instruction Manual
- The backlighting is automatically turned OFF
after 5 seconds of inactivity.
■
LCD Contrast Setting (“LC”)
Set the LCD contrast level to high contrast or
low contrast.
- The LCD contrast level has little effect during
indoor use.
■
Power Save Function (“PS”)
The power save function reduces battery drain
by turning OFF the receiver circuit for preset
intervals.
- OFF: Function is turned OFF
- ON: Function is turned ON and will be
activated when no signal is received and no
operation is performed for 5 seconds.
■
Dual/Tri-watch Function (“dt”)
Set the watch type to Dualwatch or Tri-watch.
■
Monitor Key Action (“Sq”)
The Monitor Key temporarily opens the
squelch. This item sets the key action.
- “PU” (Push): The monitor function is activated
by holding down [MONI]. The squelch open
while holding down the key.
- “Ho” (Hold): The monitor function is activated
by holding down [MONI] for 1 second. The
squelch stays open until any key is pushed.
■
Automatic Backlighting (“bL”)
This function is convenient for night-time
operation. The backlight can be changed to
ON and OFF.
