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DERENS 

 

  BLUETOOTH PORTABLE RADIO 

   

User Manual 

 

R-3972T                                                     

 

 

WARNING 

 

TO    PREVENT    FIRE    OR    SHOCK    HAZARD,    DO    NOT    USE    THIS    PLUG   
WITH    AN  EXTENSION  CORD,  RECEPTACLE  OR  OTHER  OUTLET  UNLESS  THE 
BLADES  CAN  BE  FULLY  INSERTED  TO  PREVENT  BLADE  EXPOSURE.  TO 
PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS APPLIANCE TO RAIN 
OR MOISTURE.   

 

 

 

The Caution Marking is located at the bottom enclosure of the apparatus.   

The Rating plate is located at the bottom enclosure of the apparatus   

 

IMPORTANT SAFETY INSTRUCTIONS 

1. 

Read these instructions. 

2. 

Keep these instructions. 

3. 

Heed all warnings. 

4. 

Follow all instructions. 

5. 

Do not use this apparatus near water. 

6. 

Clean only with dry cloth. 

7. 

Do not block any ventilation openings. Install in accordance with the manufacturer’s 
instructions. 

8. 

Do not install near any heat sources such as radiators, heat registers, stoves, or 
other apparatus (including amplifiers) that product heat.   

9. 

Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized 
plug has two blades with one wider than the other. A grounding type plug has two 
blades and a third grounding prong. The wide blade or the third prong is provided for 
your safety. If the provided plug does not fit into your outlet, consult an electrician for 
replacement of the obsolete outlet.   

10.  Protect the power cord from being walked on or pinched particularly at plugs, 

convenience receptacles, and the point where they exit from the apparatus.   

11.  Only use attachments/accessories specified by the manufacturer.   

12.

  Use only with a cart, stand, tripod, bracket, or table recommended 

by the manufacturer, or sold with the product. When a cart is used, 
use caution when moving the cart/apparatus combination to avoid 
injury from tip-over.

 

Summary of Contents for R-3972T

Page 1: ... Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that product heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety ...

Page 2: ...instructions Adjust only those controls that are covered by the operating instructions as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation e If the product has been dropped or damaged in any way and f When the product exhibits a distinct change in performance this indicates a...

Page 3: ...he interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help WARNING Changes or modifications to this unit not expressly approved b...

Page 4: ...3 LOCATION OF CONTROLS ...

Page 5: ...f alkaline batteries If the unit is not to be used for an extended period of time remove all the batteries Old or leaking battery can cause damage to the unit and will also void the warranty Do not dispose of battery in fire Battery may leak or explode Battery shall not be exposed to excessive heat such as sunshine fire or the like CAUTION Danger of explosion if batteries are incorrectly replaced ...

Page 6: ...03BT as your computer s default sound device 7 After pairing SB2003BT with your Bluetooth device successfully the BLUETOOTH INDICATOR 6 will light steadily 8 If you want SB2003BT change to pair with another Bluetooth device turn off the Bluetooth on the paired Bluetooth device the BLUETOOTH INDICATOR 6 of SB2003BT will change to flashing slow repeat step 4 5 above Note The SB2003BT may automatical...

Page 7: ... 4 Turn on your unit and it will switch to AUX mode automatically 5 The volume level can now be controlled through the volume control of your radio Operate all other functions on the auxiliary device as usual 6 Switch the ON OFF SWITCH 3 to OFF position to turn off the unit when you finish listening Notes If you connected the Line out Jack of your external device then you only need to adjust the v...

Page 8: ...or FM position Increase Volume No sound on Bluetooth The unit is not linked with the cell phone Speaker placement out of range Volume set too low Go through Bluetooth Operations process to link the speakers Relocate the speaker within Bluetooth operating range Rotate the volume knob to turn the sound level up Sound is distorted on Bluetooth Volume level is set too high Sound source is distorted If...

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