Directed Audio 1200T Owner's Manual

Text of Directed Audio 1200T User Guide:

• Directed Audio 1200T, 22 © 2004 Directed Electronics, Inc Congratulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Limited Two-year Consumer Warranty . . . . . . . . . . . . . . . . . . . . . . . . . .3 Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Note . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Installation Guidelines . . . . . . . . . . . . . . . . .

• Directed Audio 1200T, LIMITED TWO-YEAR CONSUMER WARRANTY 33 © 2004 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 product PROVIDED the product was installed by an authorized Directed dealer. During this two year period, there will be no charge for this replacement PROVIDED the unit is returned to Directed, shipping pre-paid. If the unit is installed by an

• Directed Audio 1200T, 44 © 2004 Directed Electronics, Inc FEATURES  High-speed MOSFET switching power supply and dual N-channel MOSFET outputs  Stereo, mono, or simultaneous stereo/mono operation  Thermal, DC offset, reverse polarity, short circuit and over/under voltage protection  Top-mounted controls located under smoked plexiglass cover  Programmable features controlled via ESP serial databus and Directed's proprietary Bitwriter ® tool (998T) ** ** The Bitwriter ® unit must have version 1.8 or above to access the amplifier features menu.  Top and side panel ESP I/O ports for connection for ESP-2 Security components and current Bitwri

• Directed Audio 1200T, 55 © 2004 Directed Electronics, Inc INSTALLATION GUIDELINES 1. Please read this owner's manual care- fully before installing this amplifier. 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. 4. Pick a mounting location that will provide adequate access and venti- lation and protect the amplifier from heat, moisture, and dirt. 5. Avoid sharp metal areas when routing cables to the amplifier, and run RCA cables away from the power cables and other potentially nois

• 66 © 2004 Directed Electronics, Inc cable of the vehicle, and if neces- sary, upgrade it by adding an addi- tional ground wire that is the same gauge as the amplifier's power wire. Remember, the amplifier can only deliver its rated output when it is not current limited by the power and ground supply wires. 8. This amplifier is designed to drive a speaker

• Directed Audio 1200T, 77 © 2004 Directed Electronics, Inc 1. RRCCAA OOuuttppuutt JJaacckkss - These pass through RCA jacks can be used to send a signal to a second amplifier. 2. RRCCAA IInnppuutt JJaacckkss - Accepts line level outputs from head units or signal processors at voltages between 250 mV and 8 volts. 3. SSppeeaakkeerr LLooaadd SSeelleecctt - Set 1 or 2/4 ohm to match the stereo load impedance of the system. 4. FFaann PPoorrtt - connection port for connecting external, 12v DC brush- less fan. 5. EESSPP

• 88 © 2004 Directed Electronics, Inc 1. SSppeeaakkeerr OOuutt TTeerrmmiinnaallss - Connect the speakers to these terminals. (Refer to the Speaker Connection section of this guide.) 2. PPoowweerr LLEEDD -- This LED will illuminate Green to indicate the amplifier is on and operating normally. The LED will extinguish if the amplifier is off or if the amplifier shuts-down due to short circu

• Directed Audio 1200T, 99 © 2004 Directed Electronics, Inc + BATT REM GND FUSE 30A x 3 POWER ONE OHM 1 MIN L R 2 MIN BRIDGED FIGURE 2—AMPLIFIER CONNECTIONS 1200T REAR 1 6 4 7 5 2, 3 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. Remove/Install Four Allen-head screws hold the control panel cover to the amplifier top panel, one at each corner. They can be removed with the wrench supplied in the hardware pack. TOP PANEL FEATURES

• Directed Audio 1200T, 1100 © 2004 Directed Electronics, Inc AMPLIFIER CONTROLS TOP 1. EESSPP PPoorrtt -- Allows programming of the amplifier using the Bitwriter ® . 2. SSuubbssoonniicc FFrreeqquueennccyy HHzz -- This control adjusts the subsonic filter cutoff (between 15-50 Hz). 3. SSuubbssoonniicc FFiilltteerr -- The IN position places the subsonic filter into the system, the OUT position takes the filter out of the system. 4. CCrroossssoovveerr FFrreeqquueennccyy HHzz - Adjusts the crossover point (50-550 Hz) for the on-board active crossover. 5. CCrroossssoovveerr SSllooppee SSwwiittcchh - Controls the roll-off rate of filter for the on- board active cros

• Directed Audio 1200T, 1111 © 2004 Directed Electronics, Inc ESP PORT XOVER FREQ Hz SUBSONIC FREQ Hz 55 550 15 50 SUBSONIC FILTER XOVER SLOPE 12 24 dB IN OUT BASS BOOST GAIN MIN MAX 0 15 dB AMP MODE MONO STEREO LOW FULL HIGH 1 3 2 7 9 4 5 6 8 FIGURE 3—AMPLIFIER CONTROLS TOP NNOOTTEE:: The adjustment for Gain is a digital control (potentiometer). Although it will have the feel of adjustment like the other controls on this panel (there are no detents), the Gain control has 33 discrete steps in adjustment. Hence

• Directed Audio 1200T, 1122 © 2004 Directed Electronics, Inc ESP FEATURES AND CONTROLS The ability to access the feature settings of your amplifier is only possible with the use of a Directed Electronics Bitwriter ® unit. Firmware version 1.8 or later is required in the Bitwriter ® . Versions prior to 1.8 will not program the amplifier. MAIN FEATURES 1. TTuurrnn--oonn ddeellaayy -- 0.75, 1.00, 1.25, 1.75, 2.25, 2.75, or 3.25 seconds is selectable. 22..7755 seconds is the factory default setting. 2. AAnnttii--tthheefftt -- On/Off/Reset Anti-Theft Trigger. Selecting ON places the unit in the alarm monitoring (a

• Directed Audio 1200T, 1144 © 2004 Directed Electronics, Inc 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 full-range and simultaneous stereo/mono bass applications, the crossover selection switch should be set to FULL. If the amplifier is driving your subwoofers, set the switch to LOW, and for mid-bass/midrange output, set to HIGH.  The crossover frequency control needs to be adjusted to suit your particular system. For subwoofer applications, try and keep the setting low

• Directed Audio 1200T, 1155 © 2004 Directed Electronics, Inc SUBSONIC FILTER ADJUSTMENT  Sealed Enclosure: Set to Fs of the woofer or higher.  Ported Enclosure: Set to tuning frequency of enclosure or higher.  Sealed Bandpass: Set to Fs of enclosure.  Ported Bandpass: Set to low tuning frequency of enclosure.  Infinite Baffle: Set to Fs of the woofer or higher.  Aperiodic: Set to Fs of the woofer or higher. This amplifier incorporates a subsonic filter to maximize the performance of a subwoofer. The subsonic filter i

• 1166 © 2004 Directed Electronics, Inc Conversion Efficiency >82% @ 4 ohms Total Harmonic Distortion THD+N (10Hz–30kHz BW) 4 ohms, 180 watts <0.08% 2 ohms, 400 watts <0.2% 1 ohm, 450 watts <0.5% Frequency Response 20-20,000 Hz Signal-to-Noise Ratio >98 dB Separation 65 dB @ 1 kHz Damping Factor >150 Crossover Type/Range 2-way Butterworth/55

• Directed Audio 1200T, 1177 © 2004 Directed Electronics, Inc RCA Input/Output Jacks 2-channel in/2-channel buffered full-range out Input Impedance 30K ohms Input Sensitivity Variable from 250 mV to 8 volts Supply Voltage 10 to 16 VDC Fusing and Power 30A (qty 3) Minimum Cable Requirements (AWG) #8 Dimensions 19 x 9¾ x 2 inches Port Output (Optional Fan) 12V @<200mA

• 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 avail- able. The recipient of more than 20 patents in the field of advanced electronic tech- nology, Directed is ISO 9001 registered. Directed® is com

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