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Directed Audio Model 4200 4500 manual

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Table of contents for the manual

  • Page 1

    models 4200 4500[...]

  • Page 2

    2 © 2002 Directed Electronics, Inc[...]

  • Page 3

    3 © 2002 Directed Electronics, Inc T ABLE OF CONTENTS CONGRA TULA TIONS Congratulations for choosing a Directed Audio power amplifier from Directed Electronics, the industr y leader in high quality automotive security and audio equipment since 1990. Directed Audio power amplifiers continue to set new standards of perfor- mance, reliability , and a[...]

  • Page 4

    LIMITED TWO-YEAR CONSUMER W ARRANTY 4 © 2002 Directed Electronics, Inc Directed Electronics, Inc. promises to the original purchaser , to replace this product should it prove to be defective in workman- ship or material under normal use, for a period of two years from the date of purchase by the dealer as indicated by the date code marking of the [...]

  • Page 5

    5 © 2002 Directed Electronics, Inc High-powered car audio systems may produce sound pressure levels that exceed the threshold at which hearing loss may result. They may also impair a driver’ s ability to hear traffic sounds or emergency vehi- cles. Use common sense and practice safe listening habits when listening to or adjusting your audio syst[...]

  • Page 6

    6 © 2002 Directed Electronics, Inc INST ALLA TION GUIDELINES 1. Please read this owner’ s manual carefully before installing this ampli- fier . 2. Disconnect the batter y ground terminal prior to making any elec- trical connections. 3. Check for any hazards or obstruc- tions such as gas tanks, fuel or brake lines, and wiring harnesses before mou[...]

  • Page 7

    7 © 2002 Directed Electronics, Inc speaker load, the more heat is generated. For low impedance speaker applications or restricted ventilation installations, an external cooling fan may be advisable. 9. Batter y and ground connections to the vehicle should be made with crimped ring terminals of the appro- priate size (surface area is what counts); [...]

  • Page 8

    8 © 2002 Directed Electronics, Inc 1. S S p p e e a a k k e e r r O O u u t t T T e e r r m m i i n n a a l l s s - Connect the speakers to these terminals. (Refer to the Speaker Connection section of this guide.) 2. P P o o w w e e r r F F u u s s e e s s - These fuse(s) protect the amplifier against internal elec- trical damage and are meant to [...]

  • Page 9

    9 © 2002 Directed Electronics, Inc REM GND BAT T 25A FUSE FRONT REAR LR BRIDGED SPEAKER OUTPUT FIGURE 2—AMPLIFIER CONNECTIONS 4200 REAR FIGURE 3—AMPLIFIER CONNECTIONS 4500 REAR REM GND BAT T 25A x 2 FUSE FRONT REAR LR BRIDGED SPEAKER OUTPUT 4. R R e e m m o o t t e e T T u u r r n n O O n n - This terminal turns on the amplifier when (+) 12 vo[...]

  • Page 10

    10 © 2002 Directed Electronics, Inc TOP P ANEL CONTROLS GAIN GAIN FREQ FREQ MIN 50Hz MAX 500Hz MIN 50Hz MAX 500Hz LPF LPF HPF HPF FLA T FLA T FLA T BASS EQ BASS EQ OFF OFF ON ON REAR FRONT FIGURE 4—AMPLIFIER CONTROLS 4200/4500 TOP 4 1. I I n n p p u u t t G G a a i i n n A A d d j j u u s s t t m m e e n n t t - Controls amplifier sensitivity an[...]

  • Page 11

    SPEAKER WIRING DIAGRAMS 11 © 2002 Directed Electronics, Inc Simultaneous stereo/mono operation (top view) N N O O T T E E : : For bridged two channel operation as shown in this diagram, connect right channel RCA cables to the front inputs of the amplifier , and left channel RCA cables to the rear inputs of the amplifier . For summed subwoofer appl[...]

  • Page 12

    12 © 2002 Directed Electronics, Inc CROSSOVER SETTINGS AND GAIN ADJUSTMENT Y our Directed Audio power amplifier needs to be adjusted carefully to achieve maximum performance. These are some guidelines to follow when fine-tuning the amplifier .  For full-range and simultaneous stereo/mono bass applications, the crossover selection switch should [...]

  • Page 13

    SPECIFICA TIONS 13 © 2002 Directed Electronics, Inc RMS continuous power per channel, All channels driven into 4 ohms from 20 to 20,000 Hz, with less than 0.08% T otal Har monic Distortion @ 14.4 VDC C RMS continuous power per channel , All channels driven into 2 ohms from 20 to 20,000 Hz, with less than 0.1% T otal Har monic Distortion @ 14.4 VDC[...]

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  • Page 16

    16 © 2002 Directed Electronics, Inc The company behind this system is Directed Electronics, Inc. Since its inception, Directed has had one purpose, to provide customers with the finest vehicle security , car stereo products, rear seat entertainment, and accessories available. The recipient of more than 20 patents in the field of advanced electroni[...]