Directed Audio 450d5 Owner's Manual
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Directed Audio 450d5 Owner's Manual

Dei 450d5: user guide
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Summary of Contents for Directed Audio 450d5

  • Page 1 450d5...
  • Page 2 © 2003 Directed Electronics, Inc...

  • Page 3: Table Of Contents

    CONGRATULATIONS Congratulations for choosing a Directed Audio power amplifier from Directed Electronics, the industry 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 affordability in the mobile electronics industry.

  • Page 4: Limited Two-Year Consumer Warranty

    LIMITED TWO-YEAR CONSUMER WARRANTY 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 product PROVIDED the product was installed by an...

  • Page 5: Features

    FEATURES Dual high-speed MOSFET switching power supplies. Complimentary bipolar outputs (ch 1-4), and high-current MOSFET outputs (sub channel). Five channel expandable architec- ture supports single or multiple amp system designs. Thermal, DC offset, reverse polarity, and short circuit protection with status LED.

  • Page 6: Installation Guidelines

    INSTALLATION GUIDELINES 1. Please read this owner’s manual carefully before installing this ampli- fier. 2. Disconnect the battery 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 mounting the amplifier.
  • Page 7 the more heat is generated. For low impedance speaker applications or restricted ventilation installations, an external cooling fan may be advisable. 9. Battery 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: Front Panel Connections/Status Led

    FIGURE 1—AMPLIFIER CONNECTIONS 450d5 FRONT 4. S S t t a a t t u u s s L L E E D D - Lights GREEN to indi- cate the amplifier is on and oper- ating normally.

  • Page 9: Rear Panel Connections

    5. 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 FIGURE 2—AMPLIFIER CONNECTIONS 450d5 REAR © 2003 Directed Electronics, Inc turns on the amplifier when (+) 12 volt is applied to it.

  • Page 10: Top Panel Controls

    TOP PANEL CONTROLS 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 and is used to match the input level of the ampli- fier to the output level of the signal...

  • Page 11: Top Panel Features

    FIGURE 3—AMPLIFIER CONTROLS TOP TOP PANEL FEATURES Control Panel Cover The gain and filter controls are located under a control panel cover on top of the amplifier. The control panel cover must be removed to gain access to the gain and filter controls. ©...

  • Page 12: Speaker Wiring Diagrams

    SPEAKER WIRING DIAGRAMS Five channel operation (top view) Three channel operation (top view) © 2003 Directed Electronics, Inc...

  • Page 13: Crossover Settings And Gain Adjustment

    CROSSOVER SETTINGS AND GAIN ADJUSTMENT Your 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 normal complete system applicaton, the crossover selection switches should be set to HPF.

  • Page 14: Specifications

    SPECIFICATIONS Directed model 450d5 Ch 1-4 Sub Ch. RMS continuous power per channel, Channels 1-4 driven into 4 ohms from 20 to 20,000 Hz, with less than 0.08% total Harmonic Distortion @ 14.4 VDC. Sub channel driven into 4 ohms from 20-250 Hz, with less than 0.4% THD @ 14.4 VDC.
  • Page 15 © 2003 Directed Electronics, Inc...
  • Page 16 Directed Electronics, Inc. Vista, California 92083 www.directed.com Directed is a proud member of Quality Directed products are sold and serviced throughout North America and around the world Call 800 274 0200 for more information about our products and services © 2003 Directed Electronics, Inc. - All rights reserved - G45055 2/03 The company behind this system is Directed Electronics, Inc.

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