Manuale d’uso / di manutenzione del prodotto 1200T del fabbricante Directed Audio
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model 1200 t.
2 2 © 2004 Directed Electronics, Inc Congratulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Limited T wo-year Consumer W arranty . . . . . . . . . . . . . . . . . . . . . . . . . .3 W arning . . . . . . . .
LIMITED TWO-YEAR CONSUMER W ARRANTY 3 3 © 2004 Directed Electronics, Inc Directed Electronics, Inc. promises to the original purchaser , to replace this product should it prove to be defective in wor.
4 4 © 2004 Directed Electronics, Inc FEA TURES High-speed MOSFET switching power supply and dual N-channel MOSFET outputs Stereo, mono, or simultaneous stereo/mono operation Thermal, DC o.
5 5 © 2004 Directed Electronics, Inc INST ALLA TION GUIDELINES 1. Please read this owner's manual care- fully before installing this amplifier . 2.
6 6 © 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.
7 7 © 2004 Directed Electronics, Inc 1. R R C C A A O O u u t t p p u u t t J J a a c c k k s s - These pass through RCA jacks can be used to send a signal to a second amplifier . 2. R R C C A A I I n n p p u u t t J J a a c c k k s s - Accepts line level outputs from head units or signal processors at voltages between 250 mV and 8 volts.
8 8 © 2004 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 L L E E D D - - This LED will illuminate Green to indicate the amplifier is on and operating normally .
9 9 © 2004 Directed Electronics, Inc + BA TT 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 .
1 1 0 0 © 2004 Directed Electronics, Inc AMPLIFIER CONTROLS TOP 1. E E S S P P P P o o r r t t - - Allows programming of the amplifier using the Bitwriter ® . 2. S S u u b b s s o o n n i i c c F F r r e e q q u u e e n n c c y y H H z z - - This control adjusts the subsonic filter cutoff (between 15-50 Hz).
1 1 1 1 © 2004 Directed Electronics, Inc ESP PORT XOVER FREQ Hz SUBSONIC FREQ Hz 55 550 15 50 SUBSONIC FIL TER 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 N N O O T T E E : : The adjustment for Gain is a digital control (potentiometer).
1 1 2 2 © 2004 Directed Electronics, Inc ESP FEA TURES 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 ® .
1 1 3 3 © 2004 Directed Electronics, Inc SPEAKER WIRING DIAGRAMS Stereo operation (top view) Mono operation (top view) Simultaneous stereo/mono operation (top view).
1 1 4 4 © 2004 Directed Electronics, Inc CROSSOVER SETTINGS AND GAIN ADJUSTMENT Y our Directed Audio power amplifier needs to be adjusted carefully to achieve maximum performance.
1 1 5 5 © 2004 Directed Electronics, Inc SUBSONIC FIL TER 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.
1 1 6 6 © 2004 Directed Electronics, Inc Conversion Efficiency >82% @ 4 ohms T otal Harmonic Distor tion THD+N (10Hz–30kHz BW) 4 ohms, 180 watts <0.
1 1 7 7 © 2004 Directed Electronics, Inc RCA Input/Output Jacks 2-channel in/2-channel buffered full-range out Input Impedance 30K ohms Input Sensitivity V ariable from 250 mV to 8 volts Supply V olt.
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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Directed Audio 1200T è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Directed Audio 1200T - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Directed Audio 1200T imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Directed Audio 1200T ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Directed Audio 1200T, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Directed Audio 1200T.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Directed Audio 1200T. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Directed Audio 1200T insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
