Interfire Audio G1-2000 Car Amplifier User Manual
Contents
1. m interfire MONO CHANNEL CLASS D AUTOMOTIVE AMPLIFIER 11 1200 G1 2000 61 3000 INSTRUCTION MANUAL CONGRATULATIONS ON YOUR PURCHASE Your new high fidelity mono block amplifieris designed to deliver maximum enjoyment and one year of trouble free service Please take a few moments to read this manual thoroughly It will explainthe features andoperation of yourunit and helpinsure trouble free installation FEATURES Class Technology e 1 Ohm Stable Spec Audiophile Grade Components High Efficiency PWM Power Supply Multi stranded powertoroid Tow toroidal core MOSFET transistors Oversized Capacitor Banks e Discrete Mount Powerand speaker terminals Variable Low Pass Electronic Crossover 50Hz 250Hz e Built in power bridging module Circuit Thermal Overload Protection Bridge Sync Capable e Remote Level Control IMPORTANT PLEASE READALL INSTRUCTIONS BEFORE INSTALLATION The quality of installation may affect the performance and reliability of your product If you have any doubts or questions regarding installation you may wish to contact your authorized dealer Remember to heed all wire and fuse requirements suggested in this manual Warranty may be voidif proper installation technique is notused refer towarranty section in therear of the manual INSTALLATION MOUNTING 1 Afterreading precaution decide where you are going to installthe unit Also see Fig 1 2 Once t2. Adjust the sub boost level ofthe selected frequency outputfrom OdB to 12dB 5 Remote Control Jack For connecting the remote control module tothe amplifier 6 Master Slave Switch Select the remote level control or the on board level control as the master control 7 Slave Input Jack Used to connectto another amplifier whenbridging 2 amps together The Slave modebypasses normal input jacks and controls FRONT REAR PANEL Winterfire MASTER SLAVE LINE INPUT GAIN LPF BASS BOOST edo edo zm cum Oz g9 6V 0 2V 50Hz 250Hz OdB 1248 En OO REMOTE E one GAIN CONTROL E G1 1200 2000 3000 FRONT Di Gl Es TO 555 l 1 l ele S DIGITAL BLOCK AMPLIFIER GD 1500 POW 000000 000000 51 1200 REAR DIGITALMONO BLOCK AMPLIFIER GD 2000 GN POWER 2 4 elf I 1 l 1 61 2000 REAR Done e Le DIGITAL BLOCK AMPLIFIER GD 30 00 000000 61 3000 REAR TROUBLE SHOOTING GUIDE This section provides you with acatalog of amplifiersymptoms and theirprobable causes and solutions Before you consult thislisting make surethe vehicle s electrical system is working properly by verifying that other electrical items e g headlights windows etc Still function correctly SYMPTOM PROBABLE CAUSE SOLUTION No Audio Low or N C Remote
3. bent frames or missing magnets Custom finishes or other cosmetic treatments applied to products Interfire Audio will not be responsible for restoring or maintaining any Custom finishes Product with defaced altered or removed serial numbers no valid legible serial No no warranty Product damaged cosmetically due to improper handling ornormal wear and tear Including Freight damage Besure to package all returns in its packing material and box Installation and shipping costs associated with removing re installing or shipping the product to Interfire Audio for warranty service WARRANTY TERMS Effective January 01 2010 These terms supersede all prior published warranty terms Interfire Audio products are warrantied against defects in materials and workmanship for a period of One 1 Year from the original date of purchase Products found to be defective during the warranty period will be repaired or replaced with a product deemed to be equivalent at Interfire s discretion Note Products purchased from unauthorized dealers are not covered under warranty Ask your dealer for details on warranty limitations INTERNATIONAL WARRANTIES Products purchased outside the United States of America are covered only by that country s distributor and not by Interfire Audio Inc IF YOU NEED SERVICE ON YOUR INTERFIRE AUDIO PRODUCT Please call Interfire Customer Service at 1 877 90 AUDIO to obtain an RA Retur
4. 2000 POWER REM e 000000 0000 4OHM 4OHM SUBWOOFER SUBWOOFER In both diagrams the amplifier sees a 2 ohm load SPEAKER WIRING MONO BRIDGED MASTER SLAVE Master Amplifier D Winterfire LINE INPUT GAIN LPF BASS BOOST fi Da ia mot Cadiz om ED He GAIN CONTROL REMOTE MASTER SLAVE 7 RADIO Slave Amplifier ED Winterfire LINE INPUT GAIN LPF BASS BOOST MASTER La OS PA V amp ED 6V 0 24 50Hz 250Hz OdB 1248 REMOTE GAIN CONTROL 0000 000000 WIRING SUBWOOFERS DUAL AMPS When using dual amplifiers to power one subwoofer the Positive terminal of the Subwoofers voice coil is connected the positive terminal of the MASTER Amplifier and the Negative terminal of the Subwoofers voice coil is connected to Positive terminal on the SLAVE Amplifier This procedure will allow the total power of both amplifiers to be added together and act like a single powerful amplifier Please check that your subwoofer power handling capabilities are not exceeded when hooking two amplifiers to it CAUTION Always check your speaker load with a multi meter before hooking up to the amplifier These digital amplifiers are only 1 ohm stable Any Impedance load smaller than 1 ohm will damage the amplifier Such Damage is not covered under warranty either so pay strict attention to what connections are madet
5. Check remote turn on voltage at Turn on connections amp and head unit Blown Fuse Replace with new fast blow fuse Power wires not connected Check butt splices or solder joints Check ground and battery connections Blown or non speakers Use VOM or DVM to measure speaker connected coil impedance check speaker wiring connections Distorted Audio Input Sensitivity not set See adjustment procedure and check properly each step or damaged speaker cones Inspect each speaker for damage and repair or replace suspected component Low turn on voltage Refer to head unit owner s manual Audio Level Low Mute circuit on head Check electrical system for low unit is on voltage Check ground connection Audio Lacks Speakers wired with wrong Check polarity of wires from polarity causing amplifiers to each speaker as defined cancellation of bass by the system design frequencies Check battery voltage at amplifier during operation External Fuse Incorrect wiring or short Refer to electrical installation and Blowing circuit check each installation step Whining noise Amplifier is picking Install an in line noise filter on the on audio with up alternator noise head unit s power wire Check engine running alternator routing diodes or voltage regulator for proper operation Check all grounds battery voltage and RCA cables Ticking noise on Amplifier is picking up Check RCA audio cable Install an audio with radiated spark noise in line noise filter on t
6. a radio does not have a remote turn on then a powerantenna wire may be used Yet if neither of these leads are available at the source a switched 12 volt supply must be supplied Run aminimum of 18 gauge wire from theamplifier location tothe source ofthe switched 12 voltlead If possible route this wireon the sameside of the vehicle as your power wire Connectthe source remote output wire tothe REM terminal on the amplifier using a 3mm screw key Cut the remote wire length Strip approximately 1 2 inch of insulation from theend of thewire and insertinto the terminal Tighten thescrew securely OPERATION ENEE LINE INPUT GAIN LPF BASS m SERVE sv 0 2v 50Hz 250Hz OdB 12d8 REMOTE GAIN CONTROL 0000 000000 1 RCA Input Jacks 2 Input Level Control Low Pass Frequency 4 Bass Boost 5 Remote ControlJack 6 Master Slave Switch 7 Slave Input Jack Control and Crossover 1 RCA Input Jacks Lowlevel high impedance inputs Usehigh quality RCA cables designed for mobile applications 2 Input Level Control Adjustthe input level forthe marked channels Turn clockwise to increase the level counterclockwise to decrease Amplifiers will run cooler and produce less system noise atlower level settings Low Pass Frequency Adjustthe crossover frequency by turning clockwise to setto a higher frequency counterclockwise set to lower frequency 4 Bass Boost
7. er DIGITAL MONO BLOCK AMPLIFIER 21 2000 FUSE S e DIGITAL BLOCK AMPLIFIER 21 2000 i FUSE Slave Amplifier 0000 000000 POWER SUPPLY CONNECTIONS The Class D amplifier is designed to work within 10 to 16 volts DC Before any wires are connected the vehicle s electrical system should be checked for correct voltage supply with the help of a voltmeter First checkthe voltage at the battery terminals with the ignition in the off position The voltmeter should read no less than 12 volts Next check the battery with the engine running between 1500 and 2000 rpm The voltmeter should now read between 13 5 and 14 5 volts If your vehicle s electrical system Is not up tothese specifications we recommendhaving itchecked by an automotive mechanic before further installation RECOMMENDED POWER WIRE The proper wire size is very impor nt for an amplifier of this power level Becase the Class D amplifier is capable of drawing in exces of 90 amperes 4 gauge wie is recommended for lengths up to twenty feet if a longer length is needecda larger gauge wire may be necessary POWER Amplifier power wire should be wired directly to the battery using the wire requirements listed above Start at the amplifier and run the power wire through the vehicle to the battery The use of grommets is recommended when passing the power wire through any metal wall Avoid sharp cornes o
8. he head unit s engine power wire Check spark plug wires running 10 SPECIFICATION AMPLIFIER G1 3000 RMS POWER 1 ohm 196 T H D 3000W x 1 2 ohms 0 05 T H D 2000W x 1 4 ohms 0 05 T H D 1000W x 1 Efficiency Typical 4 ohms 90 Signal To Noise Ratio A WTD gt 100dB Damping Factor 150 150 150 Input Sensitivity 200mV 6V Input Impedance 20K Ohms Variable Low Pass Filter 50 250Hz Variable Bass Boost OdB 12dB Dimensions W x H x D mm 245 x 55 x 420 NOTE Specifications amp design subject to change without notice for improvements 11 WARRANTY ils WARRANTY LIMITATIONS The following is NOT covered under Interfire Audio s warranty program Product owned by anyone other than the Original purchaser froman authorized Interfire Audio dealer The warranty is NOT transferable and willnot apply to products purchased from unauthorized dealers Speaker products thathave been over powered causing thermal burnt voice coil and or mechanical failure ripped surrounds or spiders Product that has NOT been installed according to the instructions in the owner s manual Product in which repair and or modification has been attempted by unauthorized parties Product damaged in an accident due to criminal activity attempted theft gunshot damage etc or by acts of God flooding lightning etc Product that has been physically damaged abused and or altered Including
9. helocation has beendetermined place theamplifier into position Using a felttip pen or pencil mark the fourholes to bedrilled for mounting NEVER use theamplifier as a template for drilling It is very easy to damage the amplifier surface in this manner 3 Remove amplifier Drill four 3 5 m m holes into mounting surface If you wantto mount the amplifier to MDF or wood panel drillfour 3 0m m diameter holes into mounting surface 4 If possible test the system to ensure itis operating correctly before final mounting of the amplifier 5 Mount the amplifierusing the supplied4 self tappingscrews INSTALLATION DIAGRAM Self Tapping Screws Ine fu EN t Roy M i s i3 Rey OU aL Y UNES FIG 1 SPEAKER WIRING The Class D amplifier is a SINGLE CHANNEL dedicated subwoofer amplifier Unlike other amplifiers the Class D operates as a single channel and cannot be bridged Don t be fooled by the outputs Two outputs aie used strictly for convenience and are paralleled internally on the amplifier This means that if both ouputs are used with one driver each the amplifier sees the same load as if the same drivers are connected to only one outputterminal See diagrambelow 65 DIGITAL BLOCK AMPLIFIER 21 2000 SPEAKER POWER 3 REM e e e CJ e e 4OHM 4OHM SUBWOOFER SUBWOOFER DIGITAL BLOCK AMPLIFIER 21
10. n Authorization number All warranty returns should be sent to INTERFIRE AUDIO freight prepaid through an authorized INTERFIRE AUDIO dealer and must be accompanied by proof of purchase a copy of the original sales receipt Direct returns from consumers or non authorized dealerswill be refused unless specifically authorized by INTERFIRE AUDIO with avalid return authorization number Warranty expiration on products returned without proof of purchase will be determined from the manufacturing date code Coverage may be invalidated as this date is previous topurchase date Return only defective components Non defective items received will be returned freight collect Customer is responsible for shipping charges and insurance insending the productto INTERFIRE AUDIO Freight damage on returns is notcovered under warranty Always include proofof purchase sales receipt NOTICE Products shipped withouta valid RA will berefused and shipped back Winterfire Interfire Audio Inc Santa Fe Springs CA 90670 www interfireaudio com Printed in PRC
11. o the amplifier SPEAKER WIRING MONO BRIDGED Master L w Amplifier DIGITAL BLOCK AMPLIFIER 21 2000 POWER REM GND 6 Oo lt gt OO S H 0000 000000 negative speaker terminal Using a lead wire of 8 gauge or CH bigger connect from the master Amp s negative speaker O terminal to the slave Amp s 65 DIGITAL BLOCK AMPLIFIER 21 2000 SPEAKI POWER Slave amp D REM Amplifier esleslies es nn la lt lt BATTERY VIA FUSE CHASSIS GROUND REMOTE TURN ON OPTION TWO AMPLIFIER ONESUBWOOFER SINGLE VOICE COIL CONFIGURATION Master mono BLOCK AMPLIFIER 60 1000 6 Amplifier SPEAKER POWER 4 REM GND OO D DO c OO O e 3 DIGITAL BLOCK AMPLIFIER GD 1000 6 SPEAKER POWER Slave 4 B REM GND 6 ifi DISS Qa 5 ela e lt m Le e Recommend Competition Only SPEAKER WIRING MONO BRIDGED OPTION FOURAMPLIFIER ONESUBWOOFER DUALVOICE COIL CONFIGURATION we 61 2000 Master 2 E 19 Fuse POWER Amplifier es OB 8 S 30A 30A u e Voice Voice Coil1 2 SNO Slave Amplifier DIGITAL BLOCK AMPLIFIER 21 2000 icu FUSE B e 000000 0000 Master Amplifi
12. r sharp body patts that may easily cut through the insulation on the wire Avoid runnng the power wire over engine components and near heater cores Use an inline fuse to eliminate the risk of a fire caused by a short in you power wire Connect the fuse holder as close to the battey positive as possible For most applications an 80 ampere Maxi fuse or comparable ANL wafer fuse can be ued Now connect the wire to the battey but remember to leave the fuse out unti all other wire connections are mode GROUND When grounding your amplifier locate a meta area close to the amplifier that is a good source of ground preferably the floor Once again investigate the area you wish to use for electrical wires vacuum lines and brake or fuel lines Using either a wire brush or sandpaper eliminate unwanted paint to supply a better contact for your ground Use the same gauge wire for ground as you did for the power Terminate the graind wire using the correct size ring terminal and attach it to the bare metal using a nut and bat It is important for this connection to be solid To complete the job spead silicon over the screw and bare metal to preventrust and possible water leaks REMOTE TURN ON In between the power and ground is a remote turn on terminal This terminal must be connected to a switched 12volt source Typically remote turn on leads are provided at the sourceunit that willturn on andoff the amplifier in correspondence with the source If
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