Cobra Electronics MR HH125 Backlight/Key Lock Button, To Display the Backlight Momentarily

Models: MR HH125

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Operating Your Radio

Backlight/Key Lock Button

Key Locked Buttons

Key Lock Icon

Channel Up/Down Buttons

Currently On Channel 88

Getting Started

Backlight/Key Lock Button

The LCD will be illuminated by the backlight as long as any button is pressed and will remain On for 10 seconds after the button is released.

To Display the Backlight Momentarily:

Press the Backlight/Key Lock button. The backlight will remain On for 10 seconds. If the backlight is already On, a press of the Backlight/Key Lock button will turn it Off.

Key Lock

To prevent accidental changes to your settings, you can lock all of the buttons on the front of the the radio along with the Squelch Defeat button.

To Lock or Unlock the Buttons:

Press and hold the Backlight/Key Lock button for two (2) seconds. The Key Lock icon will appear or disappear in the LCD. When Key Lock is On, pressing any of the buttons on the front of the radio will result in a three (3) beep error message.

Both the Backlight/Key Lock button and the Talk button are active — you can Receive (Rx) or Transmit (Tx) a message with Key Lock On, but you cannot change the channel.

Channel Up/Down Buttons

Your radio will Receive (Rx) and Transmit (Tx) VHF signals on the channel indicated on the LCD display. You can change the channel at any time using the Channel Up/Down buttons.

To Change Channels:

Press the Channel Up/Down buttons.

If you are on Channel 88, pressing the Channel Up button will advance to Channel 01. If you are on Channel 01, pressing the Channel Down button will advance to Channel 88.

You can press and hold the Channel Up/Down button for fast advance. The beep sound will occur only at the first press of the buttons and not during fast advance.

If the new channel selected is restricted to low power, the radio will automatically switch to Low Power mode and the Low Power icon will appear on the LCD.

Operating Your Radio

Scan Button

HI/LO Power Button

Getting Started

SCAN Button

Press and release the SCAN button to scan all channels. The SCAN icon will display on the LCD display. Scanning begins at lower channels, and scans to higher channels. Press Channel Up/Down button to change the scan direction.

When a signal is received in SCAN mode, the radio will pause 10 seconds before resuming SCAN operation. The scan will stop when the Talk button is pressed.

NOTE

Memory channels need to be saved to effectively enter the Memory Channel mode and scan all memory channels. See page 25.

High/Low (HI/LO) Power Button

Your radio can transmit selectively at 1 or 3 watts of power. Cobra suggests you maintain the low power setting for short-range communication. You will conserve battery life and avoid overpowering nearby stations by using a low power signal. Use the High Power setting for long-range communications or when you do not receive a response

to a signal sent at 1 watt.

To Toggle Between HI/LO Power Modes:

Press the Power Level/Weather button. The LCD will show which mode is in effect. Some channels are restricted for a maximum use of 1 watt. Your radio will automatically set the power to Low Power mode when you select those channels.

NOTE

Some channels, frequency bands and countries of use might not be able to operate in High Power mode.

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If the radio is in the Key Lock mode, the channel will not change and the three (3) beep error signal will sound.

Nothing Comes Close to a Cobra® 13

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Cobra Electronics MR HH125 Backlight/Key Lock Button, To Display the Backlight Momentarily, To Lock or Unlock the Buttons