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Thank you for choosing our product!
Please read the instructions carefully so you will know how to operate your 

product properly. 
If there are any technical questions, please contact:
Customer care: (805) 751-4853 & Live chat
Online support: www.bossaudio.com/support

IMPORTANT

Please enter below the Serial No. which is located on the exterior of the product. 

Retain this information for future reference.
Model No. 
Serial No. 
Date of Purchase  

Summary of Contents for B12ES

Page 1: ......

Page 2: ...oduct properly If there are any technical questions please contact Customer care 805 751 4853 Live chat Online support www bossaudio com support IMPORTANT Please enter below the Serial No which is loc...

Page 3: ...input gain control These allow you to adjust sound effects to suit personal need The B12ES offers you two wiring alternatives for audio signal input low and high level inputs It can also auto sense h...

Page 4: ...he event of smoke strange noise or odor emitted from the product or any other abnormal operational signs appearing on the product disconnect the product from the power supply Discontinue use and conta...

Page 5: ...f distortion Then turn down the gain control until the distortion is completely gone Leave the gain control at this setting 3 Phase Control Press to improve bass response no or little bass sound cause...

Page 6: ...bwoofer Setup Procedure 1 Secure this subwoofer in your vehicle See the section Placement on page 6 2 Disconnect the negative terminal of the vehicle battery to prevent a short circuit 3 Establish aud...

Page 7: ...Find a suitable location in the vehicle to place the subwoofer A common location is in the trunk of a car or behind the seat of a truck as shown below Make sure there is sufficient air circulation ar...

Page 8: ...ake sure the left and right channels are correctly matched To reduce the possibility of noise entering the signal chain use high quality well insulated RCA cables Run the RCA cables away from large ca...

Page 9: ...ound point with a screw or bolt 2 Using a 16 gauge or heavier wire connect the REM terminal on the subwoofer to the remote output wire of your head unit The REM terminal connection is used for power c...

Page 10: ...ct our technical support Problem Solution No power Green LED not lighting up Check that the subwoofer is properly grounded e g a clean contact point on the vehicle chassis and the secure ground connec...

Page 11: ...aker wires Check if the amplifier of your source unit is defective Audio noise Keep the power cables away from the RCA cables Keep the RCA cables away from other electrical cables in the vehicle Check...

Page 12: ...ol switchable between 0 and 180 General Power supply 12 16VDC Current consumption 12A maximum Fuse ATO type 15A PWM MOSFET power supply yes Protection circuitry yes overload short circuit and thermal...

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