Directed Audioメーカー1200Tの使用説明書/サービス説明書
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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.
デバイスDirected Audio 1200Tの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Directed Audio 1200Tをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはDirected Audio 1200Tの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Directed Audio 1200Tの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Directed Audio 1200Tで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Directed Audio 1200Tを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はDirected Audio 1200Tの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Directed Audio 1200Tに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちDirected Audio 1200Tデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。