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DD AUDIO  /

  

CLASS D MONOBLOCK AMPLIFIER 

 

/

  

1

Thank you for purchasing a 

DD Audio

 amplifier. 

DD Audio

 amplifiers are 

painstakingly designed to provide years of high-performance listening 

pleasure. To achieve optimum performance we suggest you have your 

amplifier installed by an Authorized 

DD Audio

 Dealer. It is also highly 

recommended that you read this Owner's Manual to familiarize yourself 

with the many features of your amplifier.  

The DM SERIES contains monoblock amplifiers. These amps are 

engineered specifically for low frequency car audio reinforcement. 

Designed with the goal of being the best amps on the market for the 

everyday bass enthusiast. The DM SERIES will be the soul of your audio 

system delivering clean, powerful audio. These amps feature compact 

chassis, strong power, logical controls and efficient design. No shortcuts 

were taken when deciding on the internal components and feature sets. 

Our engineers paid extremely close attention to every stage of the DM 

SERIES circuit design; and utilized high speed controller chipsets, 

efficient power devices, precise thermal management and the latest in 

IC technology. We hope you enjoy using this 

DD Audio

 product, and if 

you have any questions regarding setup or installation, please contact 

the DD Audio technical support team.

INTRODUCTION

Summary of Contents for DM1000a

Page 1: ...OWNER S MANUAL DM500a DM1000a DM1500 DM2500 CLASS D MONOBLOCK AMPLIFIER...

Page 2: ...rcement Designed with the goal of being the best amps on the market for the everyday bass enthusiast The DM SERIES will be the soul of your audio system delivering clean powerful audio These amps feat...

Page 3: ...tituting to a potential traffic hazard You may also find your state has laws governing the volume of an audio system in a car Please be aware of all local and state laws in your area So be smart and b...

Page 4: ...150 150 150 150 4V 0 1V 4V 0 1V 4V 0 1V 4V 0 1V Y Y Y Y 4 4 0 0 12 12 10 10 7 87x4 92x1 85 11 8x4 92x1 85 13 38x6 88x2 16 17 71x6 88x2 16 200x125x47 300x125x47 340x175x55 450x175x55 Test Voltage 14 4V...

Page 5: ...ile the LOW VOLT indicator is illuminated or flashing could result in reduced system performance damage to the amplifier or damage to the connected speakers CLIPPING LED When illuminated or flashing i...

Page 6: ...utput voltage of the source signal to the amplifier s input section SUBSONIC Controls the high pass cutoff point for the speaker outputs This helps to eliminate extremely low frequencies that can wast...

Page 7: ...D Indicates the amplifier is grounded and receiving 12V and REM power PRO LED Indicates a general malfunction due to SPEAKER SHORT THERMAL OVERLOAD HI LOW VOLTAGE DC OFFSET SPEAKER OUTPUT TERMINALS Co...

Page 8: ...helps to eliminate extremely low frequencies that can waste amplifier power and cause damage to your subwoofers REMOTE This port is for connecting the remote subwoofer control LPF Controls the low pas...

Page 9: ...battery Minimum power cable size is 0 gauge SPEAKER OUTPUT TERMINALS Connect to the speaker s and terminals Minimum suggested speaker cable size is 12 10 gauge DM SERIES amplifiers are monoblock but...

Page 10: ...diagram carefully for the correct connection method 1 Connect the MAIN amplifier to the head unit and set its MAIN STRAP switch to the MAIN position 2 Set the STRAP amplifier s MAIN STRAP switch to th...

Page 11: ...STRAP MODE CONNECTION Continued DD AUDIO CLASS D MONOBLOCK AMPLIFIER 10 MAIN Amp STRAP Amp...

Page 12: ...re or have questions about your charging system have it tested by a professional technician to determine its capability DD AUDIO CLASS D MONOBLOCK AMPLIFIER 11 Mount your amplifier in a dry well venti...

Page 13: ...und deadener etc from the area of grounding connection Do not use seat belt bolts for grounding It is advisable to test the ground with an ohmmeter Test between the grounding point and the negative ba...

Page 14: ...begin the fine tuning process Turn the amp gain all the way down Turn the head unit volume to somewhere around 75 13 Now you can tune the amp Take your time and make only one adjustment at a time It m...

Page 15: ...shuts down due to overheating it will automatically return to normal operation once the amplifier temperature drops below the thermal shutoff temperature Make sure there is proper airflow with no obs...

Page 16: ...s WHINING NOISE Engine noise can be caused by poor grounding of amplifiers head units signal processors battery or alternator If you can remove the signal cables from the amplifier and the noise goes...

Page 17: ......

Page 18: ...4025 NW 36th St Oklahoma City OK 73112 405 239 2800 DDAUDIO COM...

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