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Uniden MHS450 Owner's Manual

Marine 2-way vhf radio
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Download this manual See also: Owner's Manual, Manual Del Usuario
A World Without Wires
®
UNIDEN
MARINE
2-WAY
VHF RADIO
MHS450
MHS450
OWNER'S MANUAL

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Summary of Contents for Uniden MHS450

  • Page 1 A World Without Wires ® UNIDEN MARINE 2-WAY VHF RADIO MHS450 MHS450 OWNER’S MANUAL...

  • Page 2: Making A Distress Call

    Release the response. If you do not get an answer after 30 seconds, repeat your call, beginning at step 3, above. Uniden MHS450 Radio Owner’s Manual button to switch to Channel 16 button again until it does.) 16/9-TRI button and say,...

  • Page 3: Table Of Contents

    Making a Distress Call ... (inside front cover) Introduction ...1 Features...1 Manual conventions ...1 Getting Started ...2 What’s included ...2 Parts of the MHS450 ...3 Front view ...3 Back view ...5 Parts of the charger ...6 Reading the display ...6 Status message table ...7 Using the menu ...7...
  • Page 4 CEA2009-SAME event codes...33 Regulations and Safety Warnings ...35 Maritime radio services operation ...35 Basic radio guidelines ...35 FCC/Industry Canada information ...36 FCC RF exposure information ...36 Lithium ion battery warning ...37 Three Year Limited Warranty Statement...38 Uniden MHS450 Radio Owner’s Manual...

  • Page 5: Introduction

    Introduction Features The MHS450 provides the following key features: • Submersible design Complies with JIS8 water-resistant standards, which means the radio can be submerged in 1.5 meters of water for 30 minutes without damage. • Memory scan mode Lets you save channels to memory and monitor them in quick succession.

  • Page 6: Getting Started

    Case (BT550) Case (BT550) (batteries not (batteries not included) included) Mounting Hardware Mounting Hardware If any pieces are missing or damaged, contact Uniden (see back cover for contact information). Uniden MHS450 Radio Owner’s Manual Antenna Antenna DC Adapter DC Adapter (DC550)

  • Page 7: Parts Of The Mhs450

    MENU MENU button button ENTER ENTER Microphone Microphone Speaker Speaker Uniden MHS450 Radio Owner’s Manual VOLUME VOLUME POWER POWER knob knob (Turn clockwise (Turn clockwise to increase to increase volume.) volume.) knob knob SQUELCH...
  • Page 8 VOLUME- increase the volume. POWER Raise the squelch level SQUELCH to reduce channel noise. Uniden MHS450 Radio Owner’s Manual Press and hold to... Transmit on a channel. Note: You cannot trans- mit while the radio is in the charger. Turn on Triple Watch or Dual Watch mode (see page 21).

  • Page 9: Back View

    Back view Press to... BUTTON PUSH TO TALK Turn on the LCD and BACKLIGHT/ keypad backlight. KEY LOCK Uniden MHS450 Radio Owner’s Manual Belt clip Belt clip PUSH TO TALK PUSH TO TALK button button BACKLIGHT BACKLIGHT KEY LOCK KEY LOCK...

  • Page 10: Parts Of The Charger

    (USA, CANada, (USA, CANada, INTernational) INTernational) Weather Alert Weather Alert Watch on Watch on Battery level icon Battery level icon Uniden MHS450 Radio Owner’s Manual Current band Current band Memory Memory Alert Alert Screw holes Screw holes for wall for wall...

  • Page 11: Status Message Table

    • Press the ENTER • Select Exit to close the menu. Uniden MHS450 Radio Owner’s Manual Displays When No other status message is needed (see the channel lists starting on page 28) You press the PUSH TO TALK...

  • Page 12: How It Works

    How It Works The MHS450 radio has three main operation modes, normal mode, scan mode, and weather mode. Mode What it does Monitors a single marine Normal channel and lets you talk mode on that channel Scan Monitors all the channels...

  • Page 13: Normal Mode Operation

    Monitoring Channel 25 Monitoring Channel 25 Uniden MHS450 Radio Owner’s Manual button. Release the PUSH TO TALK button to move up one channel...

  • Page 14: Normal Mode With Triple Watch Or Dual Watch

    Every 2 seconds, the radio Every 2 seconds, the radio checks channels 9 & 16. checks channels 9 & 16. Triple Watch Triple Watch Uniden MHS450 Radio Owner’s Manual 09 16 09 16 Triple Watch on: Triple Watch on: 09 16...

  • Page 15: Scan Mode Operation

    When the radio stays on a channel, press to leave that channel and resume scanning. • To end the scan, press the the radio remains on the last scanned channel. Uniden MHS450 Radio Owner’s Manual SCAN-MEM SCAN-MEM SCAN-MEM SCAN-MEM SCAN-MEM...

  • Page 16: Scan Mode With Weather Alert Watch

    9 & 16, then scans the then scans the next channel. next channel. Triple Watch on Triple Watch on Uniden MHS450 Radio Owner’s Manual Every 7 seconds, the Every 7 seconds, the radio checks the radio checks the last-used weather last-used weather...

  • Page 17: Both Weather Alert And Triple/Dual Watch In Scan Mode

    To turn off the radio’s alert tone, press any button. • To cancel weather mode and return to the previous marine channel, press the Uniden MHS450 Radio Owner’s Manual Memory Channel Scan Memory Channel Scan Every 7 seconds, the Every 7 seconds, the...

  • Page 18: Weather Mode With Weather Alert Watch

    Every 2 seconds, the radio checks Every 2 seconds, the radio checks channel 9, then channel 16 channel 9, then channel 16 with Triple Watch on with Triple Watch on Uniden MHS450 Radio Owner’s Manual 09 16 09 16 09 16 09 16...

  • Page 19: Setting Up The Hardware

    Installing the battery Your MHS450 comes with a rechargeable Lithium Ion battery. For shipping safety, the battery is not installed at the factory; the empty alkaline battery case is installed as a placeholder.

  • Page 20: Using The Alkaline Battery Case

    Li-Ion battery, so you can still use your radio while your Li-Ion battery is recharging. For best performance, Uniden recommends using extra-strength alkaline batteries, such as Duracell Ultra Note: When using alkaline batteries, transmit power is limited to a maximum of 2.5 watts.

  • Page 21: Attaching The Belt Clip

    To remove the belt clip: Rotate the clip so that the finger indentation is towards the bottom of the radio. Slide the clip up until it comes free of the anchor post. Uniden MHS450 Radio Owner’s Manual...

  • Page 22: Mounting The Charger

    Place the holes on the charger over the screw heads. Slide the charger down to lock it into place. Uniden MHS450 Radio Owner’s Manual Insert the screws Insert the screws (be sure to use a (be sure to use a proper anchor).

  • Page 23: Using Your Radio

    CHANNEL UP to scroll through the channels one channel at a time. Press and hold the CHANNEL UP quickly scroll through the channels. Uniden MHS450 Radio Owner’s Manual knob clockwise to increase the Strong signals Strong signals Weak signals Weak signals...

  • Page 24: Making A Transmission

    Note: Don’t forget to change the transmission setting back to 1 Watt when you move close to other stations. Uniden MHS450 Radio Owner’s Manual PUSH TO TALK button is pushed accidentally, button to...

  • Page 25: Choosing Triple Watch Or Dual Watch

    Highlight the channel mode you want to use: US (USA Mode), Canadian (Canadian Mode), or international (Intl Mode). Press the ENTER channel mode and exits the menu. Uniden MHS450 Radio Owner’s Manual Dual/Tri Watch Dual/Tri Watch 16/9 TriWatch 16/9 TriWatch button.

  • Page 26: Changing Channel Names

    FIPS codes in your radio. This can prevent you from being bothered by events that are far from where you are boating. The radio Uniden MHS450 Radio Owner’s Manual CHANNEL DOWN CHANNEL UP...
  • Page 27 When the sixth digit is correct, press returns to the list of FIPS codes. To change an existing FIPS code, select the code you want to change, then select Delete or Edit, then Uniden MHS450 Radio Owner’s Manual buttons to button button...

  • Page 28: Changing Display And Sound Options

    If you select Timer, the radio prompts you to choose the amount of time you want the backlight to stay on. Choose from 5 seconds [5sec (Default)], 30 Seconds, 1 Minute, or 5 Minutes. Press ENTER Uniden MHS450 Radio Owner’s Manual CHANNEL DOWN Contrast Contrast Adjust Adjust...

  • Page 29: Turning The Key Beep On And Off

    For details, consult your Uniden dealer or contact Uniden directly (see back cover for contact information). Maintenance and Troubleshooting Due to its rugged design, the MHS450 requires very little maintenance. However, it is a precision electronic instrument, so you should follow a few precautions: •...

  • Page 30: Common Questions

    Where can I find my radio’s serial number? Uniden MHS450 Radio Owner’s Manual Things to Try Check the battery power level.. Make sure you are not in weather or scan mode.

  • Page 31: Specifications

    Sensitivity Squelch Sensitivity Audio Frequency Response Adjacent Channel Selectivity Audio Output Power Current Drain Uniden MHS450 Radio Owner’s Manual Transmit: 54 US/International/Canada Receive: 89 US/International/Canada Weather: 10 Transmit: 1.5 PPM (at 25°C) Receive: 1.5 PPM (at 25°C) -4°F (-20°C) to +122°F(+50°C)

  • Page 32: Channels And Frequencies

    61A 156.0750 156.0750 63A 156.1750 156.1750 64A 156.2250 156.2250 65A 156.2750 156.2750 66A 156.3250 156.3250 67 156.3750 156.3750 Simplex, 1W Bridge To Bridge 68 156.4250 156.4250 Uniden MHS450 Radio Owner’s Manual US Marine Channels Status Full name Vessel traffic system/ Simplex commercial...

  • Page 33: Canadian Channel Frequencies And Names

    7A 156.3500 156.3500 8 156.4000 156.4000 9 156.4500 156.4500 10 156.5000 156.5000 11 156.5500 156.5500 12 156.6000 156.6000 13 156.6500 156.6500 Simplex, 1W Bridge To Bridge Uniden MHS450 Radio Owner’s Manual US Marine Channels Status Full name Simplex Non Commercial Simplex...

  • Page 34: Canadian Marine Channels

    77 156.8750 156.8750 Simplex, 1W Port Operation 78A 156.9250 156.9250 79A 156.9750 156.9750 80A 157.0250 157.0250 81A 157.0750 157.0750 82A 157.1250 157.1250 83 161.7750 157.1750 Uniden MHS450 Radio Owner’s Manual Status Full Name Simplex Vessel Traffic System Simplex Environmental Simplex...

  • Page 35: International Channel Frequencies And Names

    24 161.8000 157.2000 25 161.8500 157.2500 26 161.9000 157.3000 27 161.9500 157.3500 28 162.0000 157.4000 60 160.6250 156.0250 61 160.6750 156.0750 62 160.7250 156.1250 Uniden MHS450 Radio Owner’s Manual Status Full Name Simplex Canadian Coast Guard COAST GUARD Duplex Marine Operator Duplex...

  • Page 36: Weather Channel Frequencies And Names

    WX04 162.4250 WX05 162.4500 WX06 162.5000 WX07 162.5250 WX08 161.6500 WX09 161.7750 WX10 163.2750 Uniden MHS450 Radio Owner’s Manual Status Full Name Duplex Marine operator Duplex Marine operator Duplex Marine operator Duplex Marine operator Simplex Bridge to bridge Simplex Non commercial...

  • Page 37: Cea2009-Same Event Codes

    Flood Watch Flood Statement Flood Warning Fire Warning Flash Freeze Warning Freeze Warning Hurricane Statement Hazardous Material Warning Uniden MHS450 Radio Owner’s Manual Display (16 Charactes) ADMIN MESSAGE AVALANCHE WATCH AVALANCHE WARN BIOLOGICAL WARN BOIL WATER WARN BLIZZARD WARNING CHILD EMERGENCY...
  • Page 38 Tropical Storm Warning Tsunami Watch Tsunami Warning Volcano Warning Wild Fire Warning Wild Fire Watch Winter Storm Watch Winter Storm Warning Uniden MHS450 Radio Owner’s Manual Display (16 Charactes) HURRICANE WATCH HIGH WIND WATCH HIGH WIND WARN ICEBERG INDUSTRIAL FIRE LOCAL EMERGENCY...

  • Page 39: Regulations And Safety Warnings

    Complete guidelines for all ship and marine radio types can be found at the US Coast Guard website under the topic Radio Info for Boaters (the direct link is Uniden MHS450 Radio Owner’s Manual Display (16 Charactes) UNRECOGNIZED UNRECOGNIZED...

  • Page 40: Fcc/Industry Canada Information

    Unauthorized changes or modifications to this equipment may void compliance with the FCC Rules. Any change or modification must be approved in writing by Uniden. Changes or modifications not approved by Uniden could void the user’s authority to operate the equipment.

  • Page 41: Lithium Ion Battery Warning

    Lithium ion battery warning This equipment contains a rechargeable Lithium Ion battery. The rechargeable Lithium Ion battery contained in this equipment may explode if disposed of in a fire. Do not short-circuit the battery. Uniden MHS450 Radio Owner’s Manual...

  • Page 42: Three Year Limited Warranty Statement

    (E) used in any conjunction with equipment or parts or as part of any system not manufactured by Uniden, or (F) installed or programmed by anyone other than as detailed by the Operating Guide for this product.
  • Page 43 The Product should be shipped freight prepaid, by traceable means, or delivered, to warrantor at: Uniden America Corporation Parts and Service Division 4700 Amon Carter Boulevard Fort Worth, TX, 76155 (800) 554-3988 Uniden MHS450 Radio Owner’s Manual...
  • Page 44 A World Without Wires ® QUESTIONS? Visit our website at www.uniden.com or call 1-800-297-1023 during regular business hours (Central time). © 2007 Uniden America Corp., Fort Worth, Texas. Contains additional foreign articles. Printed in China. UTZZ01611ZB(0)

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