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DEAR JENSEN® CUSTOMER

Sound can be deceiving. Over time your hearing "comfort level" adapts to 
higher volumes of sound. So what sounds "normal" can actually be loud 
and harmful to your hearing.Guard against this by setting your equipment 
at a safe level BEFORE your hearing adapts.

affecting your sensitive hearing. 

Selecting fine audio equipment such as the unit you've just purchased is 
only the start of your musical enjoyment. Now it's time to consider how you 
can maximize the fun and excitement your equipment offers. This 
manufacturer and the Electronic Industries Association's Consumer 
Electronics Group want you to get the most out of your equipment by 
playing it at a safe level. One that lets the sound come through loud and 
clear without annoying blaring or distortion and, most importantly, without 

To establish a safe level:

Start your volume control at a low setting.
Slowly increase the sound until you can hear it comfortably and 
clearly, and without distortion

Once you have established a comfortable sound level:

Set the dial and leave it there.

Taking a minute to do this now will help to prevent hearing damage or
 loss in the future. After all, we want you listening for a lifetime.

We Want You Listening For a Lifetime

Used wisely, your new sound equipment will provide a lifetime of fun and 
enjoyment. Since hearing damage from loud noise is often undetectable 
until  it  is  too  late,  this  manufacturer  and  the  Electronic  Industries 
Association's  Consumer  Electronics  Group  recommend  you  avoid 
prolonged exposure to excessive noise.

Customer's Record:

The serial number of this product is found on its bottom cover. You should 
note the serial number of this unit in the space provided as a permanent 
record of your purchase to aid in identification in the event of theft of loss.

Model Number: MR-750

Serial Number: _____________

1

Summary of Contents for MR-750

Page 1: ...R AM FM NOAA WEATHER BAND RADIO USER MANUAL MR 750 PLEASE READ THIS USER MANUAL COMPLETELY BEFORE OPERATING THIS UNIT AND RETAIN IT FOR FUTURE REFERENCE...

Page 2: ...a safe level Start your volume control at a low setting Slowly increase the sound until you can hear it comfortably and clearly and without distortion Once you have established a comfortable sound le...

Page 3: ...nded by the manufacturer 7 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 8 Only use attachments accessories spe...

Page 4: ...his equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by...

Page 5: ...el 6 LED Flashlight 7 Power On Standby button 8 Clock Radio Tune Down button 9 Volume Down Button 10 Radio Mode selection Clock Set button 11 Weather Alert Indicator 12 Speaker 2 Clock Radio Tune Up b...

Page 6: ...13 16 15 23 17 18 19 20 21 22 POWER SOURCE This radio is designed to operate on multiple power sources MPORTANT If you pull the insulation tab out to activate the internal rechargeable battery and the...

Page 7: ...and LED light do not work You may need to press the reset button if lithium battery is charged up by cranking but radio or LED light does not work 6 Press the Power On Standby button to turn on the un...

Page 8: ...ectly Wrong polarity may damage the unit AAA Note When switching the power source from internal lithium battery to the AAA batteries please make sure the unit is OFF and in standby mode You may encoun...

Page 9: ...ng Indicator will light indicating the unit is charging LOW BATTERY INDICATOR When using battery power to operate this unit and the battery power becomes weak the low battery icon will appear flashing...

Page 10: ...will stop on the first strong signal it finds 5 Press VOLUME button to obtain the desired sound level 6 Press the button on main unit to turn unit into standby mode after listenning The LCD backlight...

Page 11: ...OR BEST RECEPTION To insure maximum weather band reception the Telescopic Antenna should be fully extended and rotated to obtain the best possible station reception 2 RECEIVING AN EMERGENCY WEATHER AL...

Page 12: ...casts a test alert every Wednesday between 11 am and Noon To receive the broadcasts the radio must be within the range of the local broadcast site 10 40 miles depending on terrain and obstructions 3 W...

Page 13: ...ile charging the red Charging LED on back of the unit will be on It will turn to green when the battery is fully charged CHARGING YOUR SMART PHONE OR PORTABLE DEVICE This unit features a USB port for...

Page 14: ...conds before powering on the unit 5 In some cases the internal battery may not fully charge your portable device It s recommended that if you start to get intermittent charge indications unplug the de...

Page 15: ...f the unit 3 Clean your unit with a damp never wet cloth Solvent or detergent should never be used 4 Avoid leaving your unit in direct sunlight or in hot humid or dusty places CAUTION Never allow any...

Page 16: ...a AM reception is weak Relocate the position of the unit Unit in Weather Alert Mode Select AM FM or WB mode as desired Power is not on Unit is charging your portable device Recharge the built in recha...

Page 17: ...d within the U S A This warranty is not assignable or transferable Our obligation under this warranty is the repair or replacement of the defective unit or any part thereof except batteries when it is...

Page 18: ...state to state TO OBTAIN SERVICE please remove all batteries if any and pack the unit carefully and send it freight prepaid to SPECTRA at the address shown below IF THE UNIT IS RETURNED WITHIN THE WA...

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