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Thank you for purchasing a Total Mobile Audio amplifier for  

your automotive sound system. 

Your amplifier has been designed and manufactured to exacting 

standards in order to ensure years of musical enjoyment in your vehicle. 

For maximum performance and extended warranty  

coverage, we highly recommend that you have your new amplifier 

installed by an authorized Total Mobile Audio dealer.  Your authorized  

dealer has the training, expertise and installation equipment to ensure 

optimum performance from this product. Should you  

decide to install the amplifier yourself, please take the time  

to read this manual thoroughly so as to familiarize yourself  

with its installation requirements and setup procedures.

If you have any questions regarding the instructions in this  

manual or any aspect of your amplifier’s operation, please contact your 

authorized Total Mobile Audio dealer for assistance. If you need further 

assistance, please call our Technical Support Department  

at (954) 443-1100 during business hours.

owner’s manual

320W 4-Channel, Full-Range Amplifier

Summary of Contents for T2-320.4

Page 1: ... expertise and installation equipment to ensure optimum performance from this product Should you decide to install the amplifier yourself please take the time to read this manual thoroughly so as to familiarize yourself with its installation requirements and setup procedures If you have any questions regarding the instructions in this manual or any aspect of your amplifier s operation please conta...

Page 2: ...h sound pressure levels can lead to permanent irreparable hearing loss This and all other high power amplifiers are capable of producing such high sound pressure levels when connected to a speaker system Please limit your continuous exposure to high volume levels While driving operate your audio system in a manner that still allows you to hear necessary noises to operate your vehicle safely horns ...

Page 3: ... R Bridged Bridged CHANNEL 3 L CHANNEL 4 R FUSES 12VDC 30A 30A Remote G Product Description The Total Mobile Audio T2 320 4 is a four channel full range audio amplifier utilizing Class B technology for all channels The T2 320 4 can be operated with a wide variety of source units and system configurations For detailed specifications please refer to Appendix B page 13 Typical Installation Sequence T...

Page 4: ...ond the maximum level established during the procedure outlined in Appendix A page 12 Doing so will result in audible distortion and possible speaker damage Turn On Lead The T2 320 4 is turned on and off using a conventional 12V remote turn on lead typically controlled by the source unit s remote turn on output FUSES 12VDC 30A 30A Remote Ground a JL Audio Company The amplifier will turn on when 12...

Page 5: ...ndesired frequencies from making their way through the amplifier sections to the speaker s This serves to improve tonal balance and to avoid distortion and possible speaker failure Correct use of these filters can substantially increase the longevity and fidelity of your audio system HP Off LP Filter Mode High Pass Low Pass Filter Frequency Hz Filter Frequency Hz Input Sens Input Sens CH 3 4 Input...

Page 6: ...stions about the installation or setup of the amplifier not covered in this manual please contact your dealer or technical support TMA Technical Support 954 443 1100 9 00 AM 5 30 PM Eastern Time Zone Monday Friday Bridging Considerations Bridging is the practice of combining the output of two amplifier channels to drive a single load When bridged each channel produces signals of equal magnitude bu...

Page 7: ...cessing bass treble loudness EQ etc on the source unit processors if used and amplifier Set fader control to center position and subwoofer level control to 3 4 of maximum If connected set the amplifier s Remote Bass Control at maximum full clockwise 3 Turn the Input Sens control all the way down 4 Set the source unit volume to 3 4 of full volume This will allow for reasonable gain overlap with mod...

Page 8: ...wire connectors are designed to accept up to 8 AWG wire Make sure to strip the wire to allow for a sufficient connection with the metal inside the terminal block How do I properly set the input sensitivity on my amplifier Please refer to Appeaset the input sensitivity for maximum low distortion output My amplifier doesn t turn on Check the fuse not just visually but with a continuity meter It is p...

Page 9: ...ilter Frequency Hz Input Sens Input Sens CH 3 4 Input From min max min max 60 1 2k High Pass 60 1 2k 40 150 Low Pass 40 150 Off 12dB High Level Inputs High Level Inputs Bass Boost HP Off LP Filter Mode 1 2 3 4 Off 12dB Bass Boost Channel 3 4 Controls CH 1 Left CH 3 Left Protect Channel 1 2 Controls Power CH 2 Right LEFT RIGHT CH 4 Right Pre Outs Amplifier Inputs a JL Audio Company ...

Page 10: ...18 Total Mobile Audio 19 INSTALLATION NOTES INSTALLATION NOTES ...

Page 11: ... thereafter Some states do not allow limitations on implied warranties therefore these exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state If you need service on your JL AUDIO product All warranty returns should be sent to TMA s Amplifier Service Facility freight prepaid through an authorized TMA dealer and...

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