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Uniden MHS550 Radio Owner’s Manual

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Table of Contents

Making a Distress Call ..................................... inside front cover
Introduction ....................................................................................4

Features.......................................................................................4

Manual conventions .....................................................................5

Getting Started ...............................................................................5

What’s included ...........................................................................5

Parts of the MHS550 ...................................................................6

Front view ...............................................................................6

Back view ...............................................................................8

Parts of the charger ................................................................9

Using the menus ..........................................................................9

How It Works ................................................................................10

Normal mode operation .............................................................11

Normal mode with Weather Alert Watch ...............................11

Normal mode with Triple Watch or Dual Watch ....................12

Both Weather Alert and Triple/Dual Watch in normal mode .12

Scan mode operation.................................................................13

Using the radio in scan mode  ..............................................13

Scan mode with Weather Alert Watch ..................................14

Scan mode with Triple Watch or Dual Watch .......................14

Both Weather Alert and Triple/Dual Watch in scan mode .....15

Weather mode ...........................................................................15

Using the radio in weather mode ..........................................15

Weather mode with Weather Alert Watch .............................16

Weather mode with Triple Watch or Dual Watch ..................16

Setting Up the Hardware .............................................................17

Installing the battery...................................................................17

Using the alkaline battery case .............................................18

Attaching the belt clip.................................................................19

Mounting the charger  ................................................................20

Mounting on a flat surface

 ....................................................20

Mounting on a wall ................................................................20

Summary of Contents for MHS550

Page 1: ...AWorld Without Wires OWNER S MANUAL UNIDEN MARINE 2 WAY VHF RADIO MHS550 MHS550...

Page 2: ...distress e g sinking medical emergency man overboard fire adrift etc Give the number of persons aboard and describe the condition of any injured persons Estimate present seaworthiness of your ship e...

Page 3: ...h 12 Both Weather Alert and Triple Dual Watch in normal mode 12 Scan mode operation 13 Using the radio in scan mode 13 Scan mode with Weather Alert Watch 14 Scan mode with Triple Watch or Dual Watch 1...

Page 4: ...sion power 26 Choosing Triple Watch or Dual Watch 27 Setting the UIC channel mode USA CAN INT 27 Changing channel names 27 Using FIPS codes for weather alerts 28 Using the Family Radio Service FRS Ban...

Page 5: ...es and names 43 International channel frequencies and names 45 Weather channel frequencies 46 FRS channel frequencies 46 FRS privacy codes CTCSS and DSC codes 46 CEA2009 SAME event codes 48 Regulation...

Page 6: ...ndard AM and FM broadcast bands Aircraft broadcast reception 108 137MHz Lets you monitor aircraft to ground transmissions Memory scan mode Lets you save channels to memory and monitor them in quick su...

Page 7: ...n messages Getting Started What s included If any pieces are missing or damaged contact Uniden see back cover for contact information MHS550 Radio Charger RSC550 DC Adapter DC550 AC Adapter AD 0007 Li...

Page 8: ...ckwise to decrease channel noise ENTER button PUSH TO TALK button Speaker Jack for external microphone or speaker Wrist strap anchor Antenna LCD display BAND 1 2 5 5W button CHANNEL UP DOWN buttons VO...

Page 9: ...DOWN Move down one channel at a time or move down one option at a time in a menu screen Move quickly down the channels WX ALERT Listen to the current weather conditions in your area Monitor weather ch...

Page 10: ...annot transmit while the radio is in the charger BACKLIGHT KEY LOCK Turn on the LCD and keypad backlight Lock and unlock the keypad BACKLIGHT KEY LOCK button PUSH TO TALK button Battery latch Belt cli...

Page 11: ...0 menu screens The specific screens and menu options are different for each radio band For details see the operation instructions for each radio band starting on page 23 The current item is highlighte...

Page 12: ...LERT In addition to the three operation modes the MHS550 provides three different watch modes which you can activate during any operation mode In the watch modes the radio briefly checks for activity...

Page 13: ...th while you re talking To change the transmit power press and hold the BAND 1 2 5 5W button for about 2 seconds The radio switches to the next transmit power each time you press and hold the BAND 1 2...

Page 14: ...eather Alert Watch and Triple Dual Watch at the same time The radio performs both checks at their scheduled time 09 16 09 16 09 16 Triple Watch on Every 2 seconds the radio checks channels 9 16 Monito...

Page 15: ...ows on the display whenever you tune to that channel To remove a channel from memory set the radio to that channel then press and hold the SCAN MEM button for two seconds Memory no longer shows on the...

Page 16: ...d on the radio only checks channel 16 Every 7 seconds the radio checks the last used weather channel then scans the next channel wx WX Alert Watch on Memory Channel Scan 08 25 24 17 15 14 13 12 11 10...

Page 17: ...er out alerts that do not affect your location if the location code FIPS code of the alert is entered in your radio see page 28 If you have no FIPS codes programmed into your radio the radio will noti...

Page 18: ...ds an alert tone and turns the speaker back on This mode is very useful when you are anchoring the night but want to stay informed of any hazards in your area Weather mode with Triple Watch or Dual Wa...

Page 19: ...attery fully before using the radio Unlock the latch at the base of the radio and remove the alkaline battery case Insert the hooks on the battery into the notches on the top of the battery compartmen...

Page 20: ...cell Ultra batteries Note When using alkaline batteries transmit power is limited to a maximum of 2 5 watts Follow the steps below to use the alkaline battery case Hold the lower part of the case in o...

Page 21: ...arging of alkaline batteries Never use alkaline batteries in the radio without the battery case Do not attempt to modify the battery case design Attaching the belt clip To attach the belt clip Hold th...

Page 22: ...the rear of the charger as a template mark the location of the drill holes Using a inch or 3 mm drill bit drill two holes inch 13 mm deep If you are using anchors follow the drilling instructions on...

Page 23: ...ening to a channel adjust the SQUELCH knob until the noise is filtered and you can hear only the transmission If you switch to a channel with a lot of noise or a weak trans mission you may need to rea...

Page 24: ...how you want the backlight to operate Always On makes the backlight stay on Always Off makes the backlight never come on or Timer makes the backlight stay on for a set amount of time after you press a...

Page 25: ...Band The following features and options are avilable only when the radio is in the marine VHF band To activate the marine band press the BAND 1 2 5 5W button repreatedly until the display shows VHF R...

Page 26: ...h mode TRIWATCH SCAN You turn on triple watch mode while scanning DUALWATCH You turn on dual watch mode DUALWATCH SCAN You turn on dual watch mode while scanning BATTERY LOW The battery power level is...

Page 27: ...s that you want to hear hazard alerts for No FIPS codes entered See page 28 for instructions on entering FIPS codes Channel Name Change the name displayed for a channel or reset channel names back to...

Page 28: ...transmission power level for example from 5 Watts to 2 5 Watts from 2 5 Watts to 1 Watt or from 1 Watt around to 5 Watts The display shows the new transmission power in the upper left hand corner The...

Page 29: ...above but choose 16 9 TriWatch Setting the UIC channel mode USA CAN INT The radio comes preset to use the channels assigned for the US If your current area uses Canadian or international channels fol...

Page 30: ...cters press the ENTER button repeatedly to complete the name entry When you finish entering the name the radio sounds a confirmation tone and returns to the channel list When you are satisfied with th...

Page 31: ...umber and the CHANNEL DOWN button decreases the number When the first digit is correct press the ENTER button The cursor moves to the next digit Enter the remaining five digits of the FIPS code in the...

Page 32: ...cannot transmit at the moment for example because you are scanning TriWatch You turn on triple watch mode DualWatch You turn on dual watch mode FRS FRS Locked Memory Dual Watch Scan Current channel i...

Page 33: ...ructions Lamp Adjust Change the operation of the display backlight Always On Timer see page 22 for details Always Off Contrast Adjust the display contrast 10 contrast levels default 7 Dual TriWatch Ch...

Page 34: ...ber between 001 and 142 Use the CHANNEL UP and CHANNEL DOWN buttons to change the first digit the CHANNEL UP button increases the number the CHANNEL DOWN button decreases the number When the first dig...

Page 35: ...the AM band press the BAND 1 2 5 5W button repreatedly until the display shows AM Reading the AM band screen 6 7 Exit Edit CHANNEL 10 119 Off Exit Edit CHANNEL 10 119 Off AM AM Locked Memory Scan Curr...

Page 36: ...lable Settings default setting is in italics Lamp Adjust Change the operation of the display backlight Always On Timer see page 22 Always Off Contrast Adjust the display contrast 10 contrast levels de...

Page 37: ...g is in italics Lamp Adjust Change the operation of the display backlight Always On Timer see page 22 Always Off Contrast Adjust the display contrast 10 contrast levels default 7 FM Muting Mute the no...

Page 38: ...t Band The following features and options are avilable only when the radio is in the aircraft band To activate the aircraft band press the BAND 1 2 5 5W button repreatedly until the display shows AIR...

Page 39: ...ange the operation of the display backlight Always On Timer see page 22 Always Off Contrast Adjust the display contrast 10 contrast levels default 7 Key Beep Turn the key touch tones on or off On Off...

Page 40: ...31 The display flashes and I don t know why The numbers on the display will flash if the radio is in a watch mode or in scan mode Try turning off scanning Weather Alert Watch or Triple Dual Watch see...

Page 41: ...can Mem Band 1 2 5 5W Push to Talk Backlight Keypad Lock Display LCD 128 x 64 Full Dot Matrix Backlight LCD Front keypad orange Cabinet Size 4 21H x 2 55W x 1 38D inches 107 x 65 x 35mm Weight 8 8 oz...

Page 42: ...0 Hz dB 6 3 to 7 FRS 2000 Hz dB 6 9 to 5 Adjacent Channel Selectivity MRN 25 kHz dB 72 60 min FRS 12 5 kHz dB 40 30 min IM Rejection MRN dB 63 55 min Image and Supurious Rejection MRN 75 50 min Conduc...

Page 43: ...ious Emission MRN 5W dBc 53 MRN 2 5W 1W dBc 58 Modulation Frequency Response 500 MHz dB 6 2000 MHz dB 6 Microphone Sensitivity MRN for 3 kHz Deviation mV 6 FRS for 1 5 kHz Deviation mV 6 Maximum Devia...

Page 44: ...itime control GOVERNMENT 18A 156 9000 156 9000 Simplex Commercial COMMERCIAL 19A 156 9500 156 9500 Simplex Commercial COMMERCIAL 20 161 6000 157 0000 Duplex Port operation PORT OPERATION 20A 157 0000...

Page 45: ...Marine Operator MARINE OPERATOR 88 162 0250 157 4250 Duplex Marine Operator MARINE OPERATOR 88A 157 4250 157 4250 Simplex Commercial Ship Ship COMMERCIAL Canadian channel frequencies and names Canadi...

Page 46: ...ORT OPERATION 67 156 3750 156 3750 Simplex Bridge To Bridge BRIDGE TO BRIDGE 68 156 4250 156 4250 Simplex Non Commercial NON COMMERCIAL 69 156 4750 156 4750 Simplex Non Commercial NON COMMERCIAL 70 15...

Page 47: ...lex Commercial COMMERCIAL 20 161 6000 157 0000 Duplex Port operation PORT OPERATION 21 161 6500 157 0500 Duplex Port operation PORT OPERATION 22 161 7000 157 1000 Duplex Port operation PORT OPERATION...

Page 48: ...6 161 9250 157 3250 Duplex Marine operator MARINE OPERATOR 87 161 9750 157 3750 Duplex Marine operator MARINE OPERATOR 88 162 0250 157 4250 Duplex Marine operator MARINE OPERATOR Weather channel frequ...

Page 49: ...631 111 654 112 662 113 664 114 703 115 712 116 723 117 731 118 732 119 734 120 743 121 754 122 036 123 053 124 122 125 145 126 212 127 225 128 246 129 252 130 255 131 266 132 274 133 325 134 332 135...

Page 50: ...Dam Break Warning DAM BREAK WARN DEW Contagious Desease Warning CONTAGIOUS WARN DMO Practice demo SYSTEM DEMO DSW Dust Storm Warning DUST STORM WARN EAN Emergency Action Notification EMERGENCY NOTIFY...

Page 51: ...OUTAGE ADV RHW Radiological Hazard RADIOLOGICAL RMT Required Monthly Test REQ MONTHLY TEST RWT Required Weekly Test REQ WEEKLY TEST SMW Special Marine Warning SPECIAL MRN WARN SPS Special Weather Stat...

Page 52: ...f you are still not certain which channels to use see the FCC maritime radio page at the FCC website http wireless fcc gov marine or contact the FCC Call Center at 1 888 CALL FCC For individuals requi...

Page 53: ...void the user s authority to operate the equipment FCC RF exposure information In August 1996 the Federal Communications Commission FCC of the United States with its action in Report and Order FCC 96...

Page 54: ...rger may damage the battery or cause the bat tery to explode Li Ion batteries must be recycled or disposed of properly Avoid exposing the battery whether attached to the radio or not to direct sunligh...

Page 55: ...ATURE WHATSOEVER WHETHER EXPRESS IMPLIED OR ARISING BY OPERATION OF LAW INCLUDING BUT NOT LIMITED TO ANY IMPLIED WAR RANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICU LAR PURPOSE THIS WARRANTY DOES...

Page 56: ...2007 Uniden America Corp Fort Worth Texas Contains additional foreign articles Printed in China UTZZ01612ZC 0 QUESTIONS Visit our website at www uniden com or call 1 800 297 1023 during regular busine...

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