Uniden UM380BK owner manual Maintenance and Troubleshooting, Problem Things to Try

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You should arrange for periodic performance checks with your dealer.

2.Connect the RED wire of the accessory cable to the POSITIVE (+) WIRE of your external speaker.

3.Be certain all wire connections are secure and that all open wires are adequately covered.

##NOTE: To extend the life of the radio, use waterproof tape to seal electrical connections.

Maintenance and Troubleshooting

Due to its rugged design, your radio requires very little maintenance. However, it is a precision electronic instrument, so you should follow a few precautions:

xx If the antenna has been damaged, you should not transmit except in the case of an emergency. A defective antenna may cause damage to your radio.

xx You are responsible for continued FCC technical compliance of your radio. xx

Problem

Things to Try

 

Check the power connections.

The radio won’t power on.

Check the fuse.

Check the master battery switch and branch circuit that

 

 

connect to the radio.

 

Make sure you are not in weather or scan mode.

 

Make sure you are not trying to transmit on a receive-

 

only channel (see the channels and frequency tables

The radio won’t transmit.

beginning on page 41).

Make sure you are transmitting at the correct power level

 

for this channel (see the channels and frequency tables

 

beginning on page 41).

 

Make sure the duration of each transmission is less than

 

5 minutes.

Noise comes out of the

Adjust the squelch level; it is probably too low.

speaker all the time

 

I can’t hear anything (no

Adjust the squelch level; it is probably too high.

volume) from the speaker.

 

I can transmit, but no one

Check your UIC channel settings (see Setting the UIC

can hear me.

channel mode (USA/CAN/INT) on page 10).

The display flashes, and I

The display will flash if the radio is in a watch mode or

in scan mode. Try turning off scanning, Weather Alert

don’t know why.

Watch, or Triple/Dual Watch (see page 10.)

 

I can’t read the display.

Adjust the contrast and backlight brightness level (see

page 20)

 

The display is too bright at

Adjust the backlight brightness level.

Turn off the radio; hold CALL-MENU button and turn it

night.

back on (see page 20)

 

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Contents UM380 Making a Distress Call Making a Voice Distress CallFaire un appel de détresse Faire un appel de détresse vocalCómo hacer una llamada de apuro Cómo hacer una llamada de apuro por vozContents Channel descriptions and what Manual overview FeaturesIntroduction ConventionsGetting Started What’s includedParts of the Radio Button Press to Press and hold toParts of the Microphone Connector/Cable Connects to For details, seeCancel scanning and stay on Talk on a channel Channel Turning on the RadioHow It Works Setting the UIC Channel Mode USA/CAN/INTMode What It Does Use It When To Turn it on./off Message Meaning Normal mode operationWatch Mode What It Does Use It When To Turn it on./off Normal mode with Triple and Dual Watch Using the radio in normal modeNormal mode with Weather Alert Watch Monitoring ChannelUsing the radio in scan Scan modeNormal mode with both Weather Alert and Triple/Dual Watch ModeScan mode with Triple and Dual Watch Weather modeScan mode with Weather Alert Watch Scan mode with both Weather Alert and Triple/Dual WatchWeather mode with Weather Alert Watch Using Your RadioUsing the radio in weather mode Monitoring Weather Channel WX08Setting the squelch level Using Your RadioSetting the volume Making a voice Mayday callMaking a transmission Boosting the transmission powerChanging the channel Using Fips codes for weather alerts Choosing Triple Watch or Dual WatchChanging display and sound options Setting the GPS position manuallyLamp adjust ContrastTimeframe Is GPS Display Alert Condition Notes Connected? Minute mark Next level Displays applyAdvanced DSC features Using Digital Selective Calling DSC FeaturesWhat is DSC? Feature Menu Item FunctionIndividual or User Mmsi Number What is an Mmsi number?Entering Mmsi numbers Using the Directory Setup Group MmsiChannel Up Button Channel Down Button Call type What it does When to use itMaking DSC Calls Calling a single station Individual Call Select IndividualCalling all stations All-Ships Call Making an automatic distress callCalling a particular group of stations Group Call Receive log Canceling an automatic distress callReceiving a DSC call Returning a call Test CallsDSC Call Type Receive Log Information Making Test Calls TestReceiving Test Calls Enabling automatic test call replyReceiving a position request Position Reply Position Request and ReplyRequesting another station’s position POS Request Enabling automatic position replySending your own position Position Send Disabling automatic channel switchingPutting the radio into standby Installing the Hardware Mounting the radioConnecting the radio Power Supply Requirements VHF Antenna RequirementsConnecting to a GPS receiver Ground Wire ColorConfiguring the GPS GPS VerificationConnecting to a Chartplotter Connecting to an External SpeakerMaintenance and Troubleshooting Problem Things to TryEngine Noise Suppression Transmitter SpecificationsRadio Specifications Receiver Reference TablesChannel descriptions and what they mean Channel name/description Used forUS Marine Channels and Frequencies Ch No RX Freq TX Freq Status Name on displayCanadian Marine Channels and Frequencies Ch No RX Freq TX Freq Status Name on display International Marine Channels and Frequencies Ch No RX Freq TX Freq Status Name on display Ch No RX Freq Name on display Weather Channels and Frequencies US, CAN, and INTEmergency Alert System Same Information Types of eventsFLA VOW Nmea Output No Response Event CodeNmea Operation Nmea InputRegulations and Safety Warnings Three Year Limited Warranty