Operating Your Radio | Getting Started |
Getting Started | • |
| |
MR HH125 Radio | Refer to the foldout at the front of this manual to identify the |
| various controls and indicators on your radio. Throughout |
| this manual you will be instructed to “Press” or to “Press |
| and Hold” various buttons (except “Push to Talk”) on the |
| radio. “Press” means a momentary press of approximately |
| one (1) second. “Press and Hold” means to hold the button |
| down for approximately three (3) seconds. |
| Whenever you press any button except the Talk button on |
| your radio, a brief tone (beep) will sound to confirm the |
| button press. With all button presses, the appropriate icon |
| will appear on the LCD and the backlight will turn On. The |
| backlight will stay On for 10 seconds after the button is |
| released. |
| At times, you will hear two (2) other sounds. Two (2) beeps |
| will sound to confirm your setting changes and three (3) |
| beeps will sound to notify you of an error. |
Common Radio Functions
The following procedures define common operating functions of the radio when in either Marine Standby or Weather (WX) Standby modes.
Operating Your Radio
Speaker/Mic Jack
Talk Button
Squelch Control
Getting Started
Radio Speaker and Microphone
The internal Radio Speaker and Microphone are located on the bottom front face of the radio below the lower control buttons.
An optional Speaker/Microphone jack is located at the top of the radio between the antenna and the On/Off/Volume control. Flip the protective cap open and insert the plug into the jack.
Talk Button
Press and hold the Talk button to transmit messages. Release the Talk button to stop transmitting. If the Talk button is pressed while on a receive only channel, a three beep error signal will sound.
Squelch Control
This radio is equipped with an automatic squelch control. Squelch filters weak signals and radio frequency (RF) noise so you can hear the main signal clearly.
On/Off/Volume Control (Clockwise)
On/Off/Volume Control (Counterclockwise)
Power/Volume Control
Power On/Off Control
The On/Off/Volume control is located at the upper right side of the radio. Turning the On/Off/Volume control past the detent position will turn the radio On or Off.
Power Saver
Your radio has a unique circuit designed to extend battery life. If there are no transmissions, signals, or button presses for ten
(10)seconds, the radio will automatically switch to Power
Save mode. Signal reception or any button press will take the radio out of Power Save mode.
Volume Control
Volume is controlled by turning the On/Off/Volume control.
■To increase the volume, turn the On/Off/Volume control clockwise.
■To decrease the volume, turn the On/Off/Volume control counterclockwise.
To receive weak signals, the automatic squelch can be turned Off (opened) by pressing the Squelch Defeat button. You will likely hear a lot of static and RF noise along with the weak signal.
Press the Squelch Defeat button for up to five (5) seconds to briefly open squelch. To hold squelch open for longer periods, press and hold the Squelch Defeat button for more than five
(5)seconds. Squelch will remain open until you press the Squelch Defeat button again or you change channels.
10 English
Nothing Comes Close to a Cobra® 11