English Owners Manual
Page 4
... Getting Started E-3 What's included E-3 Parts of the MHS125 E-4 Front view E-4 Back view E-4 Charger E-5 Reading the display E-6 Display icons and . Watch or Dual Watch E-9 Normal mode with Weather . Dual Watch in scan mode......E-11 Weather mode E-12 Using the radio in . Battery Case E-14 Mounting the Charger E-15 Charging the Battery E-15 Important notes on . On and Off E-20 Using the External Speaker/. power E-18 Setting the UIC Channel Mode.. scan mode E-10 Scan mode with . weather mode E-12 Weather mode with Triple . Alert Watch E-11 Scan mode...
... Getting Started E-3 What's included E-3 Parts of the MHS125 E-4 Front view E-4 Back view E-4 Charger E-5 Reading the display E-6 Display icons and . Watch or Dual Watch E-9 Normal mode with Weather . Dual Watch in scan mode......E-11 Weather mode E-12 Using the radio in . Battery Case E-14 Mounting the Charger E-15 Charging the Battery E-15 Important notes on . On and Off E-20 Using the External Speaker/. power E-18 Setting the UIC Channel Mode.. scan mode E-10 Scan mode with . weather mode E-12 Weather mode with Triple . Alert Watch E-11 Scan mode...
English Owners Manual
Page 5
...; Submersible design Complies with fresh water and dry it before turning it thoroughly with floating JIS8/IPX8 water-resistant standards, which means the radio can be submerged in and around the speaker and microphone. Uniden MHS125 Radio Owner's Manual E-1 E-27 Weather channel frequencies . The charger is inserted, and the battery pack(or case) and antenna are well maintained and correctly fitted. This is because there...
...; Submersible design Complies with fresh water and dry it before turning it thoroughly with floating JIS8/IPX8 water-resistant standards, which means the radio can be submerged in and around the speaker and microphone. Uniden MHS125 Radio Owner's Manual E-1 E-27 Weather channel frequencies . The charger is inserted, and the battery pack(or case) and antenna are well maintained and correctly fitted. This is because there...
English Owners Manual
Page 6
E-2 Uniden MHS125 Radio Owner's Manual Transmitter power level select Lets you boost the transmitter power from 1 Watt to 2.5 or 5 Watts for added transmission distance. Battery level display and low battery alert. Dual, Triple and Quad Watch operation These different watch modes let you monitor up to two Coast Guard Distress/Hailing channels and one weather channel along with one regular marine channel. All marine VHF channels for the U.S., Canada...
E-2 Uniden MHS125 Radio Owner's Manual Transmitter power level select Lets you boost the transmitter power from 1 Watt to 2.5 or 5 Watts for added transmission distance. Battery level display and low battery alert. Dual, Triple and Quad Watch operation These different watch modes let you monitor up to two Coast Guard Distress/Hailing channels and one weather channel along with one regular marine channel. All marine VHF channels for the U.S., Canada...
English Owners Manual
Page 8
triple watch ) button Microphone Speaker Battery charging Battery contacts latch Battery Belt clip E-4 Uniden MHS125 Radio Owner's Manual Parts of the MHS125 Front view Antenna LCD display Push to increase volume.) Wrist strap anchor Channel up button UIC-Lock button 1/2.5/5W button Channel down button Scan-Dual (scan-dual watch ) button Mem (memory) SOS button Strobe SOS light WX-Alert (weather-alert) button Back view Squelch knob (Turn clockwise to decrease channel noise.) Volume-power knob (Turn clockwise to talk button 16/9-Tri (16/9-
triple watch ) button Microphone Speaker Battery charging Battery contacts latch Battery Belt clip E-4 Uniden MHS125 Radio Owner's Manual Parts of the MHS125 Front view Antenna LCD display Push to increase volume.) Wrist strap anchor Channel up button UIC-Lock button 1/2.5/5W button Channel down button Scan-Dual (scan-dual watch ) button Mem (memory) SOS button Strobe SOS light WX-Alert (weather-alert) button Back view Squelch knob (Turn clockwise to decrease channel noise.) Volume-power knob (Turn clockwise to talk button 16/9-Tri (16/9-
English Owners Manual
Page 9
... on a channel Turn Triple Watch on and off. Scan-Dual Start scanning the channels saved in memory. 1/2.5/5W Change the transmit power (see page E-8). Press and hold again to ... Lock the keys; Move quickly up one channel at a time. Button Press to unlock. NA Charger Charging contacts Charging latches CHARGE LED Power jack [cigarette (DC) or wall (AC) plug] Screw holes for mounting Uniden MHS125 Radio Owner's Manual E-5 UIC-Lock Switch from memory. Turns strobe SOS light on...
... on a channel Turn Triple Watch on and off. Scan-Dual Start scanning the channels saved in memory. 1/2.5/5W Change the transmit power (see page E-8). Press and hold again to ... Lock the keys; Move quickly up one channel at a time. Button Press to unlock. NA Charger Charging contacts Charging latches CHARGE LED Power jack [cigarette (DC) or wall (AC) plug] Screw holes for mounting Uniden MHS125 Radio Owner's Manual E-5 UIC-Lock Switch from memory. Turns strobe SOS light on...
English Owners Manual
Page 10
... 5 Watts) Key lock is on UIC channel mode (USA, CANada, or INTernational) 88 Triple Watch is on The radio is in scan mode Current channel number This channel is turned on. The battery is set to use US channels, CANadian channels, or INTernational channels. The radio is fully charged, mostly charged, half charged, mostly empty, or completely empty. The radio is in Weather mode Weather Alert Watch is stored in memory. E-6 Uniden MHS125 Radio Owner's Manual Display icons...
... 5 Watts) Key lock is on UIC channel mode (USA, CANada, or INTernational) 88 Triple Watch is on The radio is in scan mode Current channel number This channel is turned on. The battery is set to use US channels, CANadian channels, or INTernational channels. The radio is fully charged, mostly charged, half charged, mostly empty, or completely empty. The radio is in Weather mode Weather Alert Watch is stored in memory. E-6 Uniden MHS125 Radio Owner's Manual Display icons...
English Owners Manual
Page 11
... four different watch modes, the radio briefly checks for activity every 2 seconds, and checks the last-used channels for 2 seconds. In the watch modes which you save into memory. for activity Press and hold 16/9-Tri activity every 2 seconds. every 2 seconds. How It Works Your radio has three main operation modes: normal, scan, and weather. Dual Watch Checks channel 16 for 2 seconds. Uniden MHS125 Radio Owner's Manual E-7
... four different watch modes, the radio briefly checks for activity every 2 seconds, and checks the last-used channels for 2 seconds. In the watch modes which you save into memory. for activity Press and hold 16/9-Tri activity every 2 seconds. every 2 seconds. How It Works Your radio has three main operation modes: normal, scan, and weather. Dual Watch Checks channel 16 for 2 seconds. Uniden MHS125 Radio Owner's Manual E-7
English Owners Manual
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... activate Weather Alert Watch while operating in normal mode, the radio checks the most Monitoring Channel 25 recently used weather channel. Release the button when you are finished talking. For the best sound quality, hold the button to scroll quickly down one channel at all times. The transmit power switches to Talk button. Normal mode operation To transmit, remove the radio from your transmission before checking the weather channel.) E-8 Uniden MHS125 Radio Owner's Manual Water...
... activate Weather Alert Watch while operating in normal mode, the radio checks the most Monitoring Channel 25 recently used weather channel. Release the button when you are finished talking. For the best sound quality, hold the button to scroll quickly down one channel at all times. The transmit power switches to Talk button. Normal mode operation To transmit, remove the radio from your transmission before checking the weather channel.) E-8 Uniden MHS125 Radio Owner's Manual Water...
English Owners Manual
Page 14
... the signal is received; Using the radio in scan mode To activate scan mode, press Scan-Dual. You must have at least two channels in memory to start a scan. You cannot transmit while in 0.5 seconds. when the signal stops, the radio continues scanning. The MEM icon displays whenever you press the Channel Up button or the signal stops. When it stays on the last scanned channel. E-10 Uniden MHS125 Radio Owner's Manual Resume scan...
... the signal is received; Using the radio in scan mode To activate scan mode, press Scan-Dual. You must have at least two channels in memory to start a scan. You cannot transmit while in 0.5 seconds. when the signal stops, the radio continues scanning. The MEM icon displays whenever you press the Channel Up button or the signal stops. When it stays on the last scanned channel. E-10 Uniden MHS125 Radio Owner's Manual Resume scan...
English Owners Manual
Page 16
... weather channels. E-12 Uniden MHS125 Radio Owner's Manual If an alert is detected, the radio sounds an alert tone and turns the speaker back on Weather mode The NOAA weather channels now cooperate with Weather Alert Watch Because weather mode already monitors the weather channels, you don't need Weather Alert Watch to alert you of alert is very useful when you activate Weather Alert Watch while operating in weather mode. To enter weather mode, press the WX-Alert button...
... weather channels. E-12 Uniden MHS125 Radio Owner's Manual If an alert is detected, the radio sounds an alert tone and turns the speaker back on Weather mode The NOAA weather channels now cooperate with Weather Alert Watch Because weather mode already monitors the weather channels, you don't need Weather Alert Watch to alert you of alert is very useful when you activate Weather Alert Watch while operating in weather mode. To enter weather mode, press the WX-Alert button...
English Owners Manual
Page 17
... the battery compartment. Note: Each time you activate Triple Watch while operating Monitoring Weather Channel WX08 in the groove and there is installed as a placeholder. 1. Uniden MHS125 Radio Owner's Manual E-13 To attach the antenna to order a replacement (see back cover page for easy shipping or storage. Insert the hook on channel 16. Setting Up the Hardware Attaching the Antenna The antenna detaches from the radio for contact information...
... the battery compartment. Note: Each time you activate Triple Watch while operating Monitoring Weather Channel WX08 in the groove and there is installed as a placeholder. 1. Uniden MHS125 Radio Owner's Manual E-13 To attach the antenna to order a replacement (see back cover page for easy shipping or storage. Insert the hook on channel 16. Setting Up the Hardware Attaching the Antenna The antenna detaches from the radio for contact information...
English Owners Manual
Page 21
... any channel noise. Uniden MHS125 Radio Owner's Manual E-17 Rotate the clip so that the finger indentation is towards the bottom of the anchor post. turn the Volume-Power knob clockwise; Setting the squelch level higher filters out noise and lets only actual radio transmissions through. Using Your Radio Changing the Volume To increase the speaker volume, turn it comes free of the radio. 2. At the lowest squelch level, the speaker plays all signals...
... any channel noise. Uniden MHS125 Radio Owner's Manual E-17 Rotate the clip so that the finger indentation is towards the bottom of the anchor post. turn the Volume-Power knob clockwise; Setting the squelch level higher filters out noise and lets only actual radio transmissions through. Using Your Radio Changing the Volume To increase the speaker volume, turn it comes free of the radio. 2. At the lowest squelch level, the speaker plays all signals...
English Owners Manual
Page 22
...: 1. If you switch to a channel with a lot of receive-only channels. Changing the Channel Press the Channel Up and Channel Down buttons briefly to scroll through the channels. E-18 Uniden MHS125 Radio Owner's Manual Press and hold the Channel Up or Channel Down button to quickly scroll through the channels one channel at a time. Release the Push to Talk button when you're finished talking to let the other stations and have trouble getting a response...
...: 1. If you switch to a channel with a lot of receive-only channels. Changing the Channel Press the Channel Up and Channel Down buttons briefly to scroll through the channels. E-18 Uniden MHS125 Radio Owner's Manual Press and hold the Channel Up or Channel Down button to quickly scroll through the channels one channel at a time. Release the Push to Talk button when you're finished talking to let the other stations and have trouble getting a response...
English Owners Manual
Page 23
... button to switch to the next transmission power level (for example, from 1 Watt back around to use this radio in the lower left hand corner. If your radio will make it again. Note: Don't forget to other stations. Some channels (for alkaline batteries. 2. Uniden MHS125 Radio Owner's Manual E-19 The display shows the new transmission power in an emergency. When you move close to change it...
... button to switch to the next transmission power level (for example, from 1 Watt back around to use this radio in the lower left hand corner. If your radio will make it again. Note: Don't forget to other stations. Some channels (for alkaline batteries. 2. Uniden MHS125 Radio Owner's Manual E-19 The display shows the new transmission power in an emergency. When you move close to change it...
English Owners Manual
Page 24
... units are HHSPM Speaker Mic VOX100 Headset Mic. Press and hold MEMSOS key for 2 seconds. Press and hold the Channel Up or Channel Down button while turning ON the radio. With the SOS LED in Morse code. Insert the special gasketed plug and screw down the shell, which is the tone that sounds when you should follow a few precautions: E-20 Uniden MHS125 Radio Owner's Manual Maintenance and Troubleshooting...
... units are HHSPM Speaker Mic VOX100 Headset Mic. Press and hold MEMSOS key for 2 seconds. Press and hold the Channel Up or Channel Down button while turning ON the radio. With the SOS LED in Morse code. Insert the special gasketed plug and screw down the shell, which is the tone that sounds when you should follow a few precautions: E-20 Uniden MHS125 Radio Owner's Manual Maintenance and Troubleshooting...
English Owners Manual
Page 25
... charging contacts on page E-23). if it's low, charge the battery before trying to transmit. I can't hear anything Adjust the squelch level; Replace the battery. Check the battery power level; too high. Noise comes out of your radio. You should arrange for this channel (see the channel lists starting on the radio and charger are not trying to Try The radio won 't transmit. Uniden MHS125 Radio Owner's Manual E-21
... charging contacts on page E-23). if it's low, charge the battery before trying to transmit. I can't hear anything Adjust the squelch level; Replace the battery. Check the battery power level; too high. Noise comes out of your radio. You should arrange for this channel (see the channel lists starting on the radio and charger are not trying to Try The radio won 't transmit. Uniden MHS125 Radio Owner's Manual E-21
English Owners Manual
Page 26
... Dual Watch (see page E-7). Where can hear me. The channel number on the display will flash if the radio is on . Transmit: 1.5 PPM (at 25°C) Receive: 1.5 PPM (at 25°C) Oper. Things to +122°F(+50°C) Antenna Flexible Whip Microphone Built-in scan mode. Specifications General Channels All US/International/Canada marine channels 10 Weather channels Freq. Problem I can transmit, but no one can I find my radio's serial number?
... Dual Watch (see page E-7). Where can hear me. The channel number on the display will flash if the radio is on . Transmit: 1.5 PPM (at 25°C) Receive: 1.5 PPM (at 25°C) Oper. Things to +122°F(+50°C) Antenna Flexible Whip Microphone Built-in scan mode. Specifications General Channels All US/International/Canada marine channels 10 Weather channels Freq. Problem I can transmit, but no one can I find my radio's serial number?
English Owners Manual
Page 34
... under the topic Radio Info for Boaters (the direct link is underway. If you hear a distress call, wait a few guidelines that have a VHF radio on your boat is http://www.navcen.uscg.gov/marcomms/boater.htm). If no other station E-30 Uniden MHS125 Radio Owner's Manual Read this information before using the radio. For individuals requiring a license, such as commercial users, you are a few...
... under the topic Radio Info for Boaters (the direct link is underway. If you hear a distress call, wait a few guidelines that have a VHF radio on your boat is http://www.navcen.uscg.gov/marcomms/boater.htm). If no other station E-30 Uniden MHS125 Radio Owner's Manual Read this information before using the radio. For individuals requiring a license, such as commercial users, you are a few...
English Owners Manual
Page 36
... cause the battery to direct sunlight, heated cars, or temperatures E-32 Uniden MHS125 Radio Owner's Manual Use only the supplied or an approved antenna. Unauthorized antennas, modifications, or attachments could impair call quality, damage the radio, or violate FCC regulations. Do not use of accessories that do not satisfy these requirements may explode if disposed of properly. For hand-held operation, the radio should be...
... cause the battery to direct sunlight, heated cars, or temperatures E-32 Uniden MHS125 Radio Owner's Manual Use only the supplied or an approved antenna. Unauthorized antennas, modifications, or attachments could impair call quality, damage the radio, or violate FCC regulations. Do not use of accessories that do not satisfy these requirements may explode if disposed of properly. For hand-held operation, the radio should be...
English Owners Manual
Page 37
... this Uniden Product to the original retail owner, this product. Exposing the chemical contained within the battery pack to temperatures above +140°F (+60°C) may cause the battery to you without charge for parts, service, or any system not manufactured by Uniden, or (F) installed or programmed by anyone other cost (except shipping and handling) incurred by the Operating Guide for...
... this Uniden Product to the original retail owner, this product. Exposing the chemical contained within the battery pack to temperatures above +140°F (+60°C) may cause the battery to you without charge for parts, service, or any system not manufactured by Uniden, or (F) installed or programmed by anyone other cost (except shipping and handling) incurred by the Operating Guide for...