RTS DV 2055 Series, User Manual

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11
Squelch Setup
The purpose of Squelch is to mute the speaker when no signals are
present.
1. Press and hold
FUNC
key for over 2 seconds to enter function menu.
Background operations can be changed in any modes, and can be
stored as the latest value for a long time, the operations as following:
1. Press and hold
FUNC
key for over 2 seconds to enter background
operations menu.
2. Repeatedly press key or Microphone [ UP/DOWN ] key to
select desired function option.
3. Turn selector knob to select desired setup.
4. Press key to confirm selection and to exit.
BACKGROUND OPERATIONS
1. Repeatedly press key or Microphone [ UP/DOWN ] key until
LCD displays " SQUELCH LEVEL ".
2.
Turn selector knob to select the desired level.
00-20: Total 21 levels available; 00: Minimum ~ 20:Maximum
3. Default: 04
Remind: Press and hold key, then turn selector knob also can
adjust the squelch level.
Note:
If the squelch level is too high, the transceiver will fail to get weak
signal; if the squelch level is too low, the transceiver will be easily
disturbed.
HIGH : High brightness
LCD Backlight
1. Press and hold
FUNC
key for over 2 seconds to enter function menu.
Repeatedly press key or Microphone [ UP/DOWN ] key until
LCD displays "
LCD BACKLIGHT
".
2. Turn selector knob to select desired setup.
LOW : Low brightness
4. Default: HIGH
Current Voltage Display
1. Press and hold
FUNC
key for over 2 seconds to enter function menu.
Repeatedly press key or Microphone [ UP/DOWN ] key until
LCD displays "
VOLTAGE
".
2. The LCD will show current voltage.