Uniden MHS450 owner manual Setting the Key Beep, Setting the Key Lock

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Marine Band 5 Watts

USA

Locked

KEYPAD LOCKED

Setting the Key Beep
Your MHS450 confirms a key press by		KEY BEEP
sounding a short single or double beep		On
		Off
(default). You can disable this sound.
		Exit
1. From the RADIO MENU screen,


press ▲ or ▼ to highlight the KEY BEEP option.
Press ENTER to select it.

.Press ▲ or ▼ to select On or Off or Exit . Press ENTER to save your selection. The display returns to the RADIO MENU screen.

Setting the Key Lock

To prevent keys from being accidentally operated, set the Key Lock. Hold down LIGHT/LOCK for 2-seconds. KEYPAD

LOCKED appears on the display bottom for 3-seconds then returns to

the standard screen. Locked remains next to the channel number to remind you that the locked option is enabled.

During Key Lock mode, you can adjust only the following controls:

•PTT switch

•Light/Lock key

•Volume

•Squelch

•1/2.5/5W (Only while pressing and holding PTT.) If any other control is used, an error tone sounds.

To disable the keypad lock, press and hold LIGHT/LOCK for about 2-seconds or turn power off then on. KEYPAD UNLOCKED appears on the display using LIGHT/LOCK. Note: if the radio receives either a weather alert or decodes a severe weather S.A.M.E. code transmission, the keypad

automatically unlocks.

Uniden MHS450 Radio Owner’s Manual

31

Image 31

Contents MHS450 Table of Contents Manually Selecting Coast Guard/Distress Using Scan with Triple Watch Follow these steps to get going Quick Start Guide for the MHS450Storing a Channel in Memory One Normal ScanningTripleWatch Scanning DualWatch Scanning= Channel Check FCC/Industry Canada Information Maritime Radio Services OperationFCC RF Exposure Information Lithium Ion Battery Pack Warning What’s Included Belt Clip Alkaline Battery Case HardwareUniden MHS450 Introduction FeaturesPage MHS450 Controls Page Radio Charger Cradle LCD Display Owner Manual Conventions Indicator SoundsBatteries Installing the Lithium Ion Battery PackPage Power AutoSave and Battery Life Indication To Mount the Cradle on a Counter Top Mounting the Charging CradleAttaching the Belt Clip Selecting a Channel Getting StartedTransmitting Transmitting Power LevelUsing the Radio Menu Options Lamp Backlight Adjust USA/CAN/INT U.I.C. SettingsSetting Dual or TriWatch Adjusting Display ContrastSetting the Key Lock Setting the Key BeepManually Selecting Coast Guard/Distress/ Hailing Channels Weather Band at the upper left and the channel number. Using the Weather ChannelsAdding Fips Codes Channel Name Changing Channel NamesUsing the TripleWatch or DualWatch Mode Restoring Default NamesTriple Watch and Dual Watch Only Using Scan with Triple Watch Dual Watch, or Weather AlertBoth Watches and Weather Channel Resetting the MHS450 Using the External Speaker/Mic JackSymptom Cause Remedy TroubleshootingSymptom Cause Remedy PLL SpecificationsCare and Maintenance Ch No RX Freq TX Freq Status Full Name Char Name USA Channel FrequenciesDigital Selective DSC Receive Canadian Channel Frequencies Inhibit International Channel Frequencies Status Full Name Char Name Noaa Weather Same Event Codes Noaa Weather Channels and FrequenciesPage Page Page TXF Transmitter Carrier Warrantor Uniden America Corporation Uniden Three Year Limited WarrantyVisit To Register Your Product