Assessments - 2, GPA: 4
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The GREEN LED will turn off and the Protection LED will light RED when the amplifier has shut itself down due to speaker short circuit, DC offset or overheating. 7. R RRe eem mmo oot tte ee S SSu uub bb L LLe eev vve eel ll C CCo oon nnt ttr rro ool ll - Controls the subwoofer amplifier gain controls from a remote location for ease of adjustment during listening. W WWa aar rrn nni iin nng gg: ::DO NOT connect a level control knob from other manufacturers to the Remote Sub Level Control of any Directed amplifier. Even though the connectors fit properly, the control knob and connector pin positions may be different and the amplifier will be damaged. FIGURE 1—AMPLIFIER CONNECTIONS 1200/5 FRONT 1 234 5 67 © 2003 Directed Electronics, Inc REAR PANEL CONNECTIONS 1. S SSu uub bb O OOu uut tt T TTe eer rrm mmi iin nna aal lls ss - Connect turns on the amplifier when (+) 12 subwoofers to these terminals. volt is applied to it. Connect it to (Refer to the Speaker Wiring the remote turn on lead of the head Diagramssection of this guide.) unit or signal source. If a (+) 12 volt remote turn on lead is not 2. S SSp ppe eea aak kke eer rr O OOu uut tt T TTe eer rrm mmi iin nna aal lls ss - Connect available, Remote Power Adapter the speakers to these terminals. (P/N #55000) can be used to (Refer to the Speaker Wiring supply a remote turn on signal. DO Diagramssection of this guide.) NOT connect this terminal to 3. P PPo oow wwe eer rr F FFu uus sse ees ss - --These fuses protect constant (+) 12 volt. the amplifier against internal elec6. G GGr rro oou uun nnd dd - --Connect this terminal trical damage and are meant to directly to the sheet metal chassis protect the amplifier only. All other of the vehicle, using the shortest power connections should be fused wire necessary to make this at the source. connection. Always use wire of the 4. ( ((+ ++) )) 1 112 22 V VVo ool llt tt P PPo oow wwe eer rr - Connect this same gauge or larger than the (+) 12 volt power wire. The chassis terminal through a FUSE or CIRCUIT connection point should be scraped BREAKER to the positive terminal of free of paint and dirt. Use only the vehicle battery or the positive quality crimped and/or soldered terminal of an isolated audio connectors at both ends of this system battery. wire. DO NOT connect this terminal W WWA AAR RRN NNI IIN NNG GG: ::Always protect this power wire by installing a fuse directly to the vehicle battery or circuit breaker of the appropriate size within 12 ground terminal or any other inches of the battery terminal connection. factory ground points. 5. R RRe eem mmo oot tte ee T TTu uur rrn nn O OOn nn - This terminal FIGURE 2—AMPLIFIER CONNECTIONS 1200/5 REAR 1 2 3456 © 2003 Directed Electronics, Inc TOP PANEL CONTROLS 1. I IIn nnp ppu uut tt G GGa aai iin nn A AAd ddj jju uus sst ttm mme een nnt tt - Controls amplifier sensitivity and is used to match the input level of the amplifier to the output level of the signal source. 2. C CCr rro oos sss sso oov vve eer rr S SSe eel lle eec cct tti iio oon nn S SSw wwi iit ttc cch hh Controls the type of filter for the onboard active crossovers. FLAT does not attenuate any frequencies and is for full-range speaker systems. HPF attenuates low frequencies and is used for mid-range speakers and tweeters. LPF attenuates high frequencies and is used for subwoofers speakers. 3. C CCr rro oos sss sso oov vve eer rr F FFr rre eeq qqu uue een nnc ccy yy A AAd ddj jju uus sst ttm mme een nnt tt Adjusts the crossover point for the on-board active crossovers. 4. S SSu uub bb P PPh hha aas sse ee S SSw wwi iit ttc cch hh - Changes the phase of the subwoofer speaker output by 180 degrees 5. B BBa aas sss ss E EEQ QQ S SSw wwi iit ttc cch hh - --Adds 8db of additional boost to the subwoofer output when active. 6. S SSu uub bbs sso oon nni iic cc F FFr rre eeq qqu uue een nnc ccy yy S SSw wwi iit ttc cch hh - Sets the cutoff point for subsonic frequencies at 30 Hz. Frequencies below will be attenuated by 24db per octave. 7. S SSu uub bb I IIn nnp ppu uut tt S SSw wwi iit ttc cch hh - Controls where the subwoofer section of the amplifier gets its signal. If the SUB INPUT switch is in the ON position the subwoofer section of the amplifier will get its signal internally summed from the channels one through four RCA jacks, and the SUB RCA jacks do not need input. If in the OFF position the SUB RCA jacks must have input. 8. I IIn nnp ppu uut tt P PPa aar rra aal lll lle eel ll S SSw wwi iit ttc cch hh - Controls the input signal to the indicated channels. If the 3+4 switch is ON, channels three and four will derive their signal from channels one and two RCA jacks and no input is needed. If the 3+4 switch is OFF, channels three and four RCA jacks must have input. © 2003 Directed Electronics, Inc FIGURE 3—AMPLIFIER CONTROLS 1200/5 TOP 4 56 . . . . . !. . . . . . . . 3 2 1 TOP PANEL FEATURES Control Panel Cover The gain and filter controls are located under a control pane...