ページ1に含まれる内容の要旨 
                    
                        model
1200t                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
                    
                    ページ2に含まれる内容の要旨 
                    
                        CONGRATULATIONS Congratulations for choosing a Directed enthusiast with years of high-quality Audio power amplifier from Directed audio reproduction. Electronics, the industry leader in high Directed Audio power amplifiers come quality automotive security and audio with a two-year limited warranty if equipment since 1990. installed by an authorized Directed Directed Audio power amplifiers dealer. If not installed by an authorized continue to set new standards of perfor- dealer, Directed Audio po
                    
                    ページ3に含まれる内容の要旨 
                    
                        LIMITED TWO-YEAR CONSUMER WARRANTY Directed Electronics, Inc. promises to the MERCHANTABILITY, FITNESS FOR PARTIC- original purchaser, to replace this product ULAR PURPOSE, AND WARRANTY OF NON- should it prove to be defective in workman- INFRINGEMENT OF INTELLECTUAL PROPERTY ship or material under normal use, for a ARE EXPRESSLY EXCLUDED TO THE period of two years from the date of MAXIMUM EXTENT ALLOWED BY LAW, AND purchase by the dealer as indicated by the DIRECTED NEITHER ASSUMES NOR AUTHO- da
                    
                    ページ4に含まれる内容の要旨 
                    
                        FEATURES  High-speed MOSFET switching  Top and side panel ESP I/O ports power supply and dual N-channel for connection for ESP-2 Security MOSFET outputs components and current Bitwriter module with Audio programming  Stereo, mono, or simultaneous stereo/mono operation  Continuously variable 12 dB/octave two-way crossover (Selectable 24  Thermal, DC offset, reverse polarity, dB LP/mono mode) short circuit and over/under voltage protection  Variable 0-15 dB bass EQ function  Top-mounted controls l
                    
                    ページ5に含まれる内容の要旨 
                    
                        NOTE Prior to servicing your vehicle ensure amplifier is removed while the alarm is d diis sa arrm me ed d that the alarm system is . Due armed the amplifier operation is to the amplifier’s anti-theft feature (if disabled. The amplifier operation must enabled), if the main power to the then be reset by your Directed dealer. INSTALLATION GUIDELINES 1. Please read this owner's manual care- scraped body sheet metal. Do not fully before installing this amplifier. use factory grounded locations, seat
                    
                    ページ6に含まれる内容の要旨 
                    
                        cable of the vehicle, and if neces- crimped ring terminals of the appro- sary, upgrade it by adding an addi- priate size (surface area is what tional ground wire that is the same counts); soldering the terminals after gauge as the amplifier's power crimping is also recommended. wire. Remember, the amplifier can 10. Due to the high-frequency MOSFET only deliver its rated output when it switching power supply, filtering the is not current limited by the power power cable is not generally and groun
                    
                    ページ7に含まれる内容の要旨 
                    
                        FRONT PANEL CONNECTIONS/STATUS LED 1. R RC CA A  O Ou ut tp pu ut t  J Ja ac ck ks s - These pass connecting external, 12v DC brush- through RCA jacks can be used to less fan. send a signal to a second amplifier. 5. E ES SP P  P Po orrt t - For connecting the ampli- 2. R RC CA A  IIn np pu ut t  J Ja ac ck ks s - Accepts line level fier to ESP-2 alarm or second outputs from head units or signal 1200T amplifier. processors at voltages between 6. R Re em mo ot te e  L Le ev ve ell  -- Optional acc
                    
                    ページ8に含まれる内容の要旨 
                    
                        REAR PANEL CONNECTIONS 1. S Sp pe ea ak ke err  O Ou ut t  T Te errm miin na alls s - Connect 6. R RE EM M  ( (R Re em mo ot te e  T Tu urrn n  O On n) ) - This the speakers to these terminals. terminal turns on the amplifier (Refer to the Speaker Connection when (+) 12 volt is applied to it. section of this guide.) Connect it to the remote turn on lead of the head unit or signal P Po ow we err  L LE ED D  -- 2. This LED will illuminate source. If a (+) 12 volt remote turn Green to indicate the 
                    
                    ページ9に含まれる内容の要旨 
                    
                        FIGURE 2—AMPLIFIER CONNECTIONS 1200T REAR 1 2, 3 4 5 6 7 1   MIN L R FUSE 30A x 3 + BATT   REM    GND POWER BRIDGED 2    MIN ONE OHM TOP PANEL FEATURES Control Panel Cover Remove/Install The gain and filter controls are located Four Allen-head screws hold the control under a control panel cover on top of panel cover to the amplifier top panel, the amplifier. The control panel cover one at each corner. They can be must be removed to gain access to the removed with the wrench supplied in gain and 
                    
                    ページ10に含まれる内容の要旨 
                    
                        AMPLIFIER CONTROLS TOP 1. E ES SP P  P Po orrt t  --  Allows programming of 7. B Ba as ss s  B Bo oo os st t  A Ad djju us st t  -- 0 to 15 dB of ® the amplifier using the Bitwriter . additional bass boost. Rotating control clockwise increases bass 2. S Su ub bs so on niic c  F Frre eq qu ue en nc cy y  H Hz z  -- This boost. control adjusts the subsonic filter cutoff (between 15-50 Hz). Amp Mode Switches M Mo on no o/ /S St te erre eo o  S Sw wiit tc ch h  -- 3. S Su ub bs so on niic c  F Fiill
                    
                    ページ11に含まれる内容の要旨 
                    
                        FIGURE 3—AMPLIFIER CONTROLS TOP ESP PORT 1 XOVER FREQ Hz SUBSONIC 4 2 FREQ Hz 55     550 15     50 SUBSONIC XOVER 5 3 FILTER SLOPE 12  24 IN  OUT BASS dB GAIN BOOST 6 7 MIN     MAX 0     15 dB AMP 9 8 MODE MONO LOW STEREO FULL HIGH N NO OT TE E:: 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 a small rota- tional cha
                    
                    ページ12に含まれる内容の要旨 
                    
                        ESP FEATURES AND CONTROLS The ability to access the feature settings C C.. Select A An nt tii--T Th he efft t from the menu of your amplifier is only possible with again. the use of a Directed Electronics ii.. Select O Offff from the submenu. ® Bitwriter unit. Firmware version 1.8 or ® iiii.. Press W Wrriit te e twice. later is required in the Bitwriter . Versions prior to 1.8 will not program A “W Wrriit tiin ng g  S Su uc cc ce es ss sffu ull” message the amplifier. ® will appear on the Bitwri
                    
                    ページ13に含まれる内容の要旨 
                    
                        SPEAKER WIRING DIAGRAMS Stereo operation (top view) Mono operation (top view) Simultaneous stereo/mono operation (top view) 1 13 3 © 2004 Directed Electronics, Inc                                                                                                                                                                                                                                                                                                                                                 
                    
                    ページ14に含まれる内容の要旨 
                    
                        CROSSOVER SETTINGS AND GAIN ADJUSTMENT Your Directed Audio power amplifier needs to middle of its rotation, bring up the volume on your head unit to the 3/4 be adjusted carefully to achieve maximum volume setting or until you start to performance. These are some guidelines to hear distortion or clipping. If you hear follow when fine-tuning the amplifier. distortion before you reach the 3/4  For full-range and simultaneous volume setting of your head unit, stereo/mono bass applications, the reduc
                    
                    ページ15に含まれる内容の要旨 
                    
                        SUBSONIC FILTER ADJUSTMENT This amplifier incorporates a subsonic filter amplifier, and the woofer’s excursion capa- to maximize the performance of a bility. subwoofer. The subsonic filter is a high pass filter that removes unwanted bass output To adjust this filter, place the Subsonic Filter at very low frequencies from the woofer. switch to the IN position and turn the This increases the output of a subwoofer by Subsonic Frequency adjustment to the as much as 3 dB by increasing the mechan- des
                    
                    ページ16に含まれる内容の要旨 
                    
                        SPECIFICATIONS Power Output: 200 Watts RMS X 2 Channels at 4 Ohms and < 1% THD+N Signal to Noise Ratio: 80 dBA (reference 1 Watt into 4 Ohms) RMS continuous power per channel, driven in 4 225 Watts RMS @ 4 ohms 450 Watts RMS @ 2 ohms ohm mode @ 14.4 VDC 900 Watts bridged @ 4 ohms RMS continuous power per channel, driven in 1 150 Watts RMS @ 4 ohms ohm mode @ 14.4 VDC 275 Watts RMS @ 2 ohms 500 Watts RMS @ 1 ohms 1000 Watts bridged @ 2 ohms Conversion Efficiency >82% @ 4 ohms Total Harmonic Disto
                    
                    ページ17に含まれる内容の要旨 
                    
                        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 1 17 7 © 2004 Directed Electronics, Inc                                                                                                                                                         
                    
                    ページ18に含まれる内容の要旨 
                    
                        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 Electronics, Inc. Vista, California  92081 Directed® is committed to delivering world-class quality products and services that e