Orion Car Audio 250R User's Manual
Contents
1. Eh ze e 10 Frequency Hz 20 page 41 AUX AUX RCA R II COPY MASTER GAIN i AUX AUX RCA R HI copy masrer GAIN i AUX AUX RCA R II COPY MASTER GAIN i AUXILIARY OUTPUT SECTION The auxiliary outputs offer ORION amplifiers easy unlimited system expansion Routing signal from a source unit pre amplifier or equalizer is a matter of routing RCAs into the RCA Inputs and out the AUX outputs to the next XTREME or HCCA amplifier in the signal chain When the switch is in the COPY position the AUX RCA is an identical copy of the RCA inputs The signal passes through a buffer stage so that an infinite number of HCCA amplifiers can be daisy chained without signal loss or overloading of the source unit This maximizes the amplifier output and minimizes the potential for system noise When the switch is in the GAIN position the AUX RCAs are buffered through the gain stage of the amplifier When the first amplifier in the signal chain is set this way a remote gain controller can be installed in the amplifier and act as a PRE AMP controlling the overall level of the system Following amplifiers can be con figured in either the COPY or MASTER configuration for an infinite number of XTREME or HCCA amplifiers in the signal chain without signal loss or overload ing of the source unit This maximi2. DVC HCCA Subwoofer 1 ohm minimum SYSTEM 5 hasone amplifier driving front satellites one amplifier running asa Master Amplifier and addi tional amplifiers running as Save amplifiersto the master The subwoofer amplifiers are configured in a Master Slave configuration for absolute crossover and level matching AM PLIFIER 1 AMPLIFIER 2 Output is configured for Output is configured for high pass operation band pass operation Left Phase switch set to 0 Right Phase switch set to 0 Gain controls can be set together or independently of each other e The high pass crossover is used asa subsonic filter with INTELLi Q e RCA inputs are connected to both left and right channels Left Phase switch set to 0 Right Phase switch set to 180 Gain controls must be set identically for both left and right channels AMPLIFIER 3 4 amp 5 Output is configured for full range operation e RCA inputs are connected to both left and right channels Left Phase switch set to 0 Right Phase switch set to 0 Gain controls must be set to minimum positions page 19 POWER CONNECTIONS SPEAKER OUTPUTS KA AL O Amplifier Fuse Size XTREME 400 2 20 AMP XTREME 800 2 30 AMP XTREME 1200 6 30 AMP REMOTE Ste D Q A BRIDGED Connect to remote turn on lead of source unit le N Z REM GAIN
3. Vehicles Battery page 20 Power connectionsmade through alarge 4 gauge removable terminal connector Dual 4 gauge connectorsof the HCCA 275n 4Gaugepower and ground wire recommended for optimal performance Dual 4 gauge connectors of the HCCA 275p Minimum 8 Gauge power and ground cable isrecommended for acceptable performance Use only 4 gauge power wire on the HCCA 275a Connect 12V to the battery through fuse holder This connection provides 12V main power to the amplifier Power wire must be fused lessthan 18 from battery Ground amplifier to a good chassis ground as dos as possible to the amplifier Connect REM terminal to remote turn on lead from source unit This connection provides 12V power to turn on the amplifier e Add Extra Ground wire between the negative terminal of the battery and the chassis NOTE The addition of a ground wire from the battery to the chassis of the vehicle improvesthe ability of the battery to supply power to the amplifier This helps especially in newer vehicles where the current delivery of the factory electrical system was designed only to accommodate electronics supplied by the auto manufacturer WARNING The HCCA 275r has two seperate 4 gauge power and ground inputs Both pairs of connections must use 4 gauge power wire for proper operation Failure to do this may damage the amplifier and is not covered under warranty page 21 POWER CONNECTIONS
4. REM Remote turn on input turns on the amplifier when fed 12 V Speaker Connections allows up to 12 gauge speaker wire Remote Gain Control Port allows dashboard remote gain control Fuses Protects the amplifier from over current situations Power Connections allows up to 4 gauge power and ground cables page 11 SYSTEM PLANNING The easiest way to maximize the performance for your ORION HCCA amplifier isto properly plan your system By planning your system you can avoid situation where the performance of the reliability of your system is compromised Your Authorized ORION dealer has been trained by ORION Industries on how to maximize your system s sonic potential Authorized ORION dealers are a valuable resource in helping you with your system de sign and installation If you wish to venture on with your own system design here are some systems designed by ORION Industries SY STEM 1 isa simple two channel amplifier driving a air of satellites Front O Front Lowest Recommended Impedance is 0 52 Stereo Right SH Left RCA inputs are connected to both left and right Satellites 19 Satellites channels 0 5 ohm minimum Left Phase switch set to 0 TUNING NOTE The phase switches can be individually switched for improved sound quality Try different phase switch positions for best Gain controls can be set together or independently sonic results of each other Right Ph
5. Front Right Tweeter 05 ohm minimum Front Left Tweeter 0 5 ohm minimum LOW PASS HIGH PASS Front Right Midrange 0 5hm minimum Front Left Midrange 0 5hm minimum SYSTEM 4addsan amplifier to system 3 to the front satellites for more power and control AMPLIFIER 1 amp 3 Output is configured for high pass operation Left Phase switch set to 0 Right Phase switch set to 0 Gain controls can be set together or independently of each other page 16 Rear Right Satellite 0 5hm minimum Rear Left Satellite 0 5hm minimum AM PLIFIER 2 Output is configured for bandpass operation Left Phase switch set to 0 Right Phase switch set to 0 Gain controls can be set together or independently of each other DVC Subwoofers 1 ohm minimum AMPLIFIER 4 Output is configured for band pass operation The high pass crossover is used as a subsonic filter with INTELL Q RCA inputs are connected to both left and right channels Left Phase switch set to 0 Right Phase switch set to 180 Gain controls must be set identically for both left and right channels page 17 Front Right Satellite 0 5 ohm minimum LOW PASS_ HIGH PASS LOW PASS_ HIGH PASS gt SPEAKER OUTPUTS REMOTE FUSE power
6. o 180 RIGHT LEFT GAIN GAIN UI LOW PASS HIGH PASS O IJ cop GAIN 1784 hz S GO VOBO mr DO ZS ade de lt asf z Tome een Hpxlo HPON Ke Zeie is SPEAKER OUTPUTS REMOTE FUSE LEFT RIGAT REM A POWER _ REM GAIN y ea 12V GND 1 ohm minimum page 26 Lowest Recommended Impedance is 19 bridged mono RCA inputs are connected to both left and right channels Left Phase switch set to 0 Right Phase switch set to 180 Gain controls must be set identically for both left and right channels Output can be configured for high pass low pass band pass or full range operation Output isconfigured summed bridged which isideal for subwoofer applications TUNING NOTE The phase switches can be individually switched for improved sound quality In the summed bridged configura tion the left and the right phase must be set opposite from each other in order to operate correctly The high pass crossover can be used asa subsonic filter with INTELLi Q Configure the high pass crossover for LOW fre quency range operation and set according to instructions explained in the High pass Crossover Section in this manual page 27 SINGLE CHANNEL BRIDGED CONFIGURATIONS a LOW PASS HIGH PASS PUT o INI RIGHT PHASE LEFT PHASE RCA power O 2 e XO On O to NN i
7. 4 O Mono watts 100 watts 200 watts Power output 1 Q Mono watts 400 watts 1200 watts Distortion all channelsdriven from 20Hz to 20kHz lt 0 1 THD lt 0 1 THD lt 0 1 THD Frequency Response 20Hz to 20 kHz 0 25 dB 20Hz to 20 kHz 40 25 dB 20Hzto 20 kHz 0 25 dB Linear Bandwidth 6Hz to 50 kHz 3dB 6Hz to 50 kHz 3dB 6Hz to 50 kHz 3dB Signal to noise ratio full bandwidth rated output power gt 100 dB gt 100 dB gt 100 dB Damping factor output connector full bandwidth gt 400 at output connector gt 400 at output connector gt 400 at output connector page 8 input sensitivity 200 mV to 5 Vrms 200 mV to 5 Vrms 200 mV to 5 Vrms 2 20 AMP ATC 2 30 AMP ATC 6 30 AMP ATC low pass crossover Continuously Continuously Continuously variable variable variable low pass frequency range 45Hz to 5kHz 45Hz to 5kHz 45Hz to 5kHz high pass crossover Continuously Continuously Continuously variable variable variable high pass frequency range 10Hz to 1kHz 10Hz to 1kHz 10Hz to 1kHz 100Hz to 10kHz 100Hz to 10kHz 100Hz to 10kHz INTELLi Q boost range OdB to 10dB OdB to 10dB OdB to 10dB 12 x 10 25 x2 25 18 x 10 25 x 2 25 25 x 10 25 x 2 25 305mm x 457mm x 635mm x 260mm x 57mm 260mm x 57mm 260mm x 57mm LxW xH LxWxH LxWxH page 9 TECHNICAL DESIGN FEATURES Complimentary Bipolar outputs Crossover section Output controller stage High pass crossover High pass INTELLi Q
8. 12 gauge speaker and remote Low pass crossover e Dynamic tolerant protection circuit e AUX output control e AUX RCA output Remote gain RCA input i Dual ATC fuse holder Right phase mono bridge Power supply controller N 4 gauge power and ground 7 7 PRS power supply Independent gain control Left mono phase e Power LED e Rectifier Diodes PRS Power Supply MOSFET switches page 10 AM PLIFIER CALL OUTS 10 11 12 Power LED when lit indicates that the amplifier ison Output Configuration Switches determine the output configuration of the amplifier Independent Gain Controls continuously adjust from 200mV to 5Vrmsfor full power output RCA inputs accepts RCA input from a source unit preamplifier or equalizer AUX RCA outputs provides easy connection to additional amplifiers AUX RCA output control determinesthe audio signal out the AUX RCAs Low pass Frequency Control adjuststhe frequency of the low pass crossover Low pass Crossover activation switch activatesthe low pass crossover INTELLI Q adjust control adjuststhe Q boost of the high pass crossover High pass x10 Frequency range switch selects the frequency range of the high pass crossover High pass frequency control adjusts the frequency of the high pass crossover High pass Crossover activation switch activates the high pass crossover 13 14 15 17
9. WARNING The HCCA 275r has two seperate 4 gauge power and ground inputs Both pairs of connections must use 4 gauge power wire for proper operation Failure to do this may damage the amplifier and is not covered under warranty page 23 TWO CHANNEL STEREO CONFIGURATION LOW PASS HIGH PASS RIGHT PHASE Power BZ SCH J co O aze SE UI LA OO l 10 8080 RIGHT LEFT AE IN z GAIN GAIN 180 SPEAKER OUTPUTS REMOTE FUSE POWER O Se dee F 12V GND 0 5 ohm minimum page 24 Lowest Recommended Impedance is 0 52 Stereo RCA inputs are connected to both left and right channels Left Phase switch set to 0 Right Phase switch set to 0 Gain controls can be set together or independently of each other Output can be configured for high pass low pass band pass or full range operation Output is configured either for stereo operation TUNING NOTE The phase switches can be individually switched for improved sound quality Try different phase switch positions for best sonic results The high pass crossover can be used asa subsonic filter with INTELLi Q Configure the high pass crossover for LOW frequency range operation and set according to instructions explained in the High pass Crossover Section in this manual page 25 SUMMED BRIDGED CONFIGURATION RIGHT PHASE Le TA
10. Part 8900 0116 Rev599
11. Refer to the Testing the System and the Adjusting the Sound of the System for detailed instruc tions on setting up the level controls page 33 INTERNAL CROSSOVER SECTION LOW PASS HIGH PASS E The crossover section of the HCCA amplifier is continuously variable and ex 600H2 Stee dB _ 1098 120Hz AE tremely flexible There are eight different crossover configurations possible allow O O O ing high pass low pass and band pass configurations New for ORION amplifiersis ee Sea a Se HE the INTELL Q feature on the high pass crossover This circuit is designed to opti mize the performance of ORION subwoofers in all types of enclosures LP ON HPx 10 HP ON LP OFF mm HPx 1 m HP OFF m When using ORION loudspeakers minor deviations from the recommended frequency ranges can provide superior results depend ing on your speaker locations and your vehicle acoustics Setting crossover frequencies higher than recommended will not cause damage and may provide superior sonic results depending on your system s performance goals Refer to your loudspeaker owner s manual for assistance in choosing the proper crossover frequencies for your system WARNING DO NOT set crossover frequencies lower than the speakers recommended operating range This can cause driver failure that isnot covered by manufacturer s warranty LOW PASS CROSSOVER When the push When the push LOW PASS button isin the LOW PASS button isin the out p
12. This setting is used for crossing over midrange and tweeter speakers Set the INTELLi Q level to 0 dB NOTE When the high pass crossover isin the HIGH frequency range the frequency indicators represent 1 10 of the crossover fre quency For example 35Hz 350Hz WARNING When using the crossover in the HIGH range it isnot recommended to us the INTELLI Q asit may potentially damage your midrange or tweeter speakers When only the push button to activate the high pass crossover isin the in position the high pass crossover is active in the LOW frequency range The high pass cross over is continuously variable from 10 Hz to 1 kHz The high pass crossover is now opti mized for use asa subsonic filter for subwoofers Additionally boost can be added at the high pass crossover frequency for improved bassoutput while still protecting the woofer from excessive excursion The INTELLI Q adjustment allows up to 10 dB of boost at the crossover frequency Care must be taken when setting the INTELLI Q at or near the maximum boost page 36 FINE TUNING THE HIGH PASS CROSSOVER HIGH RANGE The crossover section is marked at four frequency pointsfor ease of system adjustment These points are 10 Hz 35 Hz 120 Hz and 1 kHz Specific crossover points can be to be chosen based on the recommended operational bandwidth of your speakers 1 200 Hz 10 kHz 120Hz 1kHz Note When the high pass crossover is set in the HI
13. order to operate correctly The high pass crossover is used as a subsonic filter with INTELLi Q Configure the high pass crossover for LOW frequency range operation and set according to instructions explained in the High pass Crossover Section in this manual page 13 SYSTEM 3 SPEAKER OUTPUTS REMOTE FUsE POWER Front Left Satellite 0 5 ohm minimum REMOTE FUSE POWER Front Right Satellite 0 5 ohm minimum LOW PASS HIGH PASS Rear Right Satellite 0 5 ohm minimum page 14 LOW PASS_ HIGH PASS wy Sow REMOTE_ FUSE POWER DVC Subwoofers 1 ohm minimum SYSTEM 3addsan additional amplifier and another set of satellitesto SYSTEM 2 for a front rear fade system AMPLIFIER 1 amp 2 AMPLIFIER 3 Output is configured for high pass operation e Left Phase switch set to 0 Right Phase switch set to 0 Output is configured for band pass operation The high pass crossover is used asa subsonic filter with INTELL Q e RCA inputs are connected to both left and right channels in control d Gain controls can be set together or eft Phase switch set to 0 independently of each other Right Phase switch set to 180 Gain controls must be set identically for both left and right channels page 15 SYSTEM 4 e o we Ta O E ze ES SUBLEVEL CONTROL
14. these claims must be presented to the freight carrier d Removal or installation of this product e Any failure that has NOT been caused by a defect in material or workmanship This warranty isin effect for the original purchaser only ORION will pay for labor and material expense for covered items ORION does not cover removal or installation charges payment of shipping charges to ORION payment of OUT OF WARRANTY shipping charges or damage to other property caused by any defects in this product page 6 For all warranty and non warranty service issues please refer to your nearest Authorized ORION Dealer for assistance If you require additional information or assistance regarding service repair issues please call 1 800 350 9726 or 480 705 5600 Exclusion 1 Thiswarranty isin lieu of all other warranties expressed of implied 2 Inno event will ORION be liable for any consequential damages resulting from the use of this product or any defect of this product This Warranty gives you specific legal rights and you may also have other rights which vary from state to state page 7 SPECIFICATIONS AM PLIFIER SECTION HCCA 225R HCCA 250R HCCA 275R Power Power output 40 Stereo watts 4 0 Stereo watts 25watis watts S watts ws watts Power a 2 Q Stereo watts 100 watts 150 watts Power Power output 1Q Stereo watts 10 Power output 1Q Stereo watts watts 100 watts 200 watts Power Power output 4Q Mono watts
15. to the increased mechanical power handling Depending on the enclosure using INTELLi Q can increase the low frequency response by an additional 10dB The boost level isidentified by the corner markings Acceptable boost levels are determined by the type of enclosure used and the woofer s excursion capability Listed below are recommended boost levels for different enclosure designs 3dB OdB Q BOOST FILTER RESPONSE On the left isa frequency response of the high pass filter set to 30 Hz On the right frequency response of the high pass filter set to 20Hz INTELLi Q levels of OdB 3dB 6dB and 10dB are displayed respectively FEAR To 190 page 39 INFINITE BAFFLE EXAM PLE HIGH PASS SET 30Hz 15 2 AENA Power Input 05 Watts By removing low frequency signal gt Power Input 45 Want which the woofer cannot produce the woofer can play its capable range louder The first example isan infinite baffle situation The left Graph displaysthe frequency response of a 12 inch woofer in an infinite baffle application without the high pass filter Enh ze 100 with the filter and with the filter and the INTELLi Q set to 3dB As you can see with 3dB of boost and the high pass filter set to 30Hz the wo
16. turn the level controls of the amplifier about one quarter of a turn Slowly in crease the volume level of the source unit to so that you can hear the output of the system If no sound is heard or if the output is distorted turn the system off immediately Refer to the power connections section and the trouble shooting section of this manual to solve your installation problems Step 6 Check to make sure the output for each channel is correct If the active crossovers are used check to make sure that each output is correct from the amplifier When using active crossovers on midrange and tweeters do not use crossover frequencies lower than recommended If the system is not configured properly refer to the internal crossover section of this manual and take corrective action Step 7 If the output isclear and undistorted continue to the adjusting the sound of the system section of this manual ADJUSTING THE SOUND OF THE SYSTEM Once you have checked the system s operation adjust the sound of the system Adjusting the sound of the system is accomplished by setting the level controls and adjusting the internal crossovers Step 1 Turn the signal source volume control down all the way Set any tone controlsto their flat or defeated positions Thisincludes the loudness control page 48 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11 Step 12 Turn the level controls of the amplifier to their minimum posi
17. 0 0 MONO RIGHT BRIDGE GAIN 180 INPUT INPUT RCA RIGHT PHASE LEFT PHASE I CE I I II o 180 o mono RIGHT BRIDGE GAIN 180 INPUT GAIN mrus RIGHT LEFT GAIN GAIN Setting 4 inverts the output of both the left and right channels Both left and right gain controls are active This configuration is useful for inverting one set of speakers like rear speakers in front rear system to improve staging in a vehicle Setting 5 inverts the output of the left channel The left channel is 180 out of phase fromthe right channel Only the right gain control is active Thisisthe MONO BRIDGED output configuration Right Phase control determinesthe phase of the output When the Right Phase control is in the 0 position the bridged output is in phase with the rest of the system Setting 6 inverts the output of the bridged output The mono bridged input is 180 out of phase from the rest of the system Only the right gain control is active This is the MONO BRIDGED output configuration Right Phase control determines the phase of the output When the Right Phase control isin the 180 position the bridged output is out of phase with the rest of the system HCCA amplifiers have separate left and right level adjustments The input sensitivity of these adjustments range from 200mV up to 5Vrmsto easily integrate with any source unit both after market and OEM Original Equipment Manufacturer
18. F PURCHASE COM PANY PURCHASED FROM page 4 WHAT S IN THE BOX QTY DESCRIPTION 1 HCCA power amplifier 2 2 conductor 4 gauge power connector 1 5 conductor 12 gauge speaker connector 4 8 Phillips Pan Head Screws 1 HCCA Reference Manual page 5 WARRANTY ORION Industries Inc warrants this product to be free from defects in material and workmanship under the following terms Parts and Labor are warranted for a period of 3 years IF a The product is purchased from an Authorized ORION Dealer b The product is installed by an Authorized ORION Dealer Parts and Labor are warranted for a period of 1 year IF a The product is purchased from an Authorized ORION Dealer b The product is NOT installed by an Authorized ORION Dealer Parts and Labor are warranted for a period of 90 days IF a The product is NOT purchased from an Authorized ORION Dealer If you are uncertain as to whether your dealer is authorized please contact ORION at 1 800 350 9726 or 480 705 5600 In countries other than the USA each distributor warrants the ORION product it sells The Following conditions and situations are NOT covered by this warranty Any product on which the serial number has been defaced modified or removed Damage or malfunction resulting from a Accident misuse abuse unauthorized modification or failure to follow the instructions provided with this product b Repair by anyone NOT authorized by ORION c Damage due to shipping
19. GH fre AN Ba quency range the corner frequencies are 100 Hz 350 Hz 1 2 kHz and 10 kHz respectively 35Hz 10Hz 350 Hz 100 Hz page 37 ADJUSTING INTELLI Q Boost Levels OdB 3dB 10dB ss CC EE E Infinite Baffle Acceptable No High X Max Not Recommended Not Recommended Problems Tune above Drivers Tune above Fsof woofer Fsof woofer Acceptable No Acceptable No High X Max Drivers Not Recommended Problems Tune above Problems Tune above Tune above Fs Fsof woofer Fsof woofer of woofer Acceptable No Acceptable No Acceptable No High X Max Drivers Problems Tune to Problems Tune to Problems Tune to Tune to port frequency Port frequency Port frequency Port frequency Sealed Bandpass Acceptable No Acceptable No High X Max Drivers Not Recommended Problems Tune above Problems Tune above Drivers Tune above Fsofwoofer Fsofwoofer Fsofwoofer Vented Bandpass Acceptable No Acceptable No Acceptable No High X Max Driver Problems Tune to Problems Tune to Problems Tune to Tune to port frequency port frequency port frequency port frequency Aperiodic Set crossover to Fs Set crossover to Fs Set crossover to Fs Not Recommended of woofer of woofer of woofer page 38 6dB 1 OdB Incorporated in the high pass crossover INTELLI Q maximizesthe performance of a subwoofer The high pass subsonic filter removes unwanted bass output from N the woofer increasing the output of a subwoofer by as much as 3 dB due
20. HCCA 225R 250R 275R OW NER S MANUAL ORION HIGH PERFORMANCE CAR AUDIO TABLE OF CONTENTS INTRODUCTION 3 WARRANTY 6 SPECIFICATIONS 8 TECHNICAL DESIGN FEATURES 10 SYSTEM PLANNING 12 POWER CONNECTIONS 20 SPEAKER CONNECTIONS 24 INPUT SECTION 32 INTERNAL CROSSOVER SECTION 34 INTELLI Q 38 AUXILIARY OUTPUT SECTION 42 REMOTE GAIN SECTION 43 INSTALLATION TIPS 44 TROUBLESHOOTING TIPS 50 AUTOSOUND 2000 TROUBLESHOOTING TIPS 52 page 2 INTRODUCTION Thank you for your purchase of ORION s HCCA power amplifier Each HCCA amplifier is designed to be the leader in its class offer ing the most power advanced features and extreme ease of use In high end sound systems or high SPL systems the HCCA ampli fiers will give you years of trouble free performance e HCCA 225r 25 watt per channel 2 channel high current amplifier with built in fully variable high pass low pass or band pass crossover with INTELLLi Q Equipped with remote gain capability the HCCA 225r is capable of 3 2 or 1 channel op eration with a maximum power capability of 400 wattsinto 12 mono e HCCA 250r 50 watt per channel 2 channel high current amplifier with built in fully variable high pass low pass or band pass crossover with INTELLLi Q Equipped with remote gain capability the HCCA 250r is capable of 3 2 or 1 channel op eration with a maximum power capability of 800 wattsinto 10 mono e HCCA 275r 75 watt per channel 2 channel high current amplifier with
21. HCCA 275R seess connect to remote turn on Ol HEZZE ES lead of source unit POWER FUSE LEFT RIGHT t ok ee GR ae 6 6 6 A kii A Az A J O REM BRIDGED GAIN gt A ff A 2 ag e W of d LO BE ETE AMA l lt IN Amplifier h HCCA 275R 6 30 AMP Vehicles Battery page 22 NOTE Power connectionsmade through dual large 4 gauge removable terminal connector Dual 4 Gauge power and ground wire required for proper performance Connect 12V to the battery through power distribution and fuse holder This connection provides 12V main power to the amplifier Power wires must be fused lessthan 18 from battery Terminate both groundsfor amplifier to a good chassis ground as close as possible to the amplifier Connect REM terminal to remote turn on lead from source unit This connection provides 12V power to turn on the amplifier Add Extra Ground wire between the negative terminal of the battery and the chassis Either dual 4 gauge or singal 1 0 gauge The addition of a ground wire from the battery to the chassis of the vehicle improves the ability of the battery to supply power to the amplifier This helps especially in newer vehicles where the current delivery of the factory electrical system was designed only to accommodate electronics supplied by the auto manufacturer
22. OO ert a DO OV mace NS 52 RIGHT LEFT w Gam 175 dsme ada ode askiz en GAIN GAIN LP OFF m HP xT m SPEAKER OUTPUTS REMOTE FUSE POWER Up O REM 29 GAIN 12V GND 1 ohm minimum page 28 Lowest Recommended Impedance is 1Q bridged mono Only the Right RCA input is used Right Phase switch set to 0 Left Phase switch set to MONO BRIDGED Right Gain control setsthe level for the amplifier output Output can be configured for high pass low pass band pass or full range operation Output isconfigured mono bridged which isideal for separate left or right channel subwoofer applications TUNING NOTE In the MONO BRIDGED configuration the Right Phase control can be used to change the phase of the amplifier output The right phase switches can be individually switched for improved sound quality Try different phase switch positions for best sonic results The high pass crossover can be used as a subsonic filter with INTELLi Q Configure the high pass crossover for LOW frequency range operation and set according to instructions explained in the High pass Crossover Section in this manual page 29 TRI M ODE THREE CHANNEL CONFIGURATION INPUT LOW PASS HIGH PASS 7 O RIGHT PHASE LEFT PHASE power O m m P t III e o mono NW BRIDGE RIGHT LEFT GAIN GAIN 180 fo SA GE Ba
23. Replace with proper fuse size recommended Too much current being drawn Check speaker impedance load if below 2Q stereo or 4Q mono rewire speakers to achieve a high impedance Check power and ground connections and fix or repair as needed Amplifier fuse Too much current being drawn Check speaker impedance load if below 2Q stereo or 4Q mono blowing rewire speakers to achieve a high impedance and replace with recommended size fuse Check power and ground connections and fix or repair as needed Fuse used is smaller than Replace with proper fuse size recommended Impedance load at amplifier Check speaker impedance load if below 2Q stereo or 4Q mono too low Rewire speakers to achieve a higher impedance Speaker is blown with shorted Check system with know working speakers and fix or replace outputs as needed page 51 AUTOSOUND 2000 TROUBLESHOOTING TIPS QUICK CHECK FOR TROUBLESHOOTING CAR AUDIO SYSTEMS Preface All audio systems exhibit noise however if the level of noise islow enough and the signal level high enough noise should not be a problem This means that it is very important that the signal level throughout the system be optimized BEFORE dealing with your noise problem Using a scope ora small portable amplifier and Track 99 1kHz at all high bits of Autosound 2000 s CD 101 or tracks 24 through 29 of Autosound 200 s CD 102 adjust the system so that when the maximum usable signal level of the deck is fed into the sys
24. With inadequately isolated components it matters With poorly isolated components different grounds can cause different noises The deck isthe signal reference ground for the entire sound system The deck usually has THREE connections to the car s chassis The black ground lead the base of the antenna and the metal to metal bond between the case of the deck and the chassis of the car With three grounds there is usually NO cause to worry about the ground of a deck Amplifiers are usually designed with adequate power supply isolation This means that it should not matter where a deck is grounded Decks are grounded three times and amps float This is car audio The more components installed on a signal path the more chances for noise to enter a system The more electrical accessories on a car the more noise will be produced by the alternator This information was compiled from more than 20 years of working in car audio If you would like more information on this topic or any other technical aspect of car audio please call 209 465 3450 and ask for a subscription to Autosound 2000 Tech Briefs the monthly magazine for the technically inclined page 54 page 55 HIGH PERFORM ANCE CARAUDIO AM PLIFIERS SIGNAL PROCESSORS AND LOUDSPEAKERS GORION HIGH PERFORMANCE CARAUDIO 1998 Orion Industries Incorporated 9235S M KemySreet Tempe Arizona 85284 Phone 480 705 5600 Fax 480 705 5788 Oneof theADST familyof companies
25. amplifier consists of separate phase switches that set output configuration separate left and right gain controls and RCA inputs The input section makes it easy to adapt this amplifier to most system configurations PHASE SWITCHES Fd NNN The HCCA amplifier has separate left and right phase control switches There are SE E RCA six different setting combinations Setting 1 isthe factory configuration Both left Ta a and right channels are in Phase Both left and right gain controls are active OO nn Setting 2 invertsthe output of the right channel The right channel is 180 out of Ge E LEFT PHASE RCA phase from the left channel Both left and right gain controls are active This IL D r configuration isuseful for Tri mode operation Additionally inverting one channel aer Lerr eos of satellite speakers can focusimaging m o Setting 3 inverts the output of the left channel The left channel is 180 out of RIGHT PHASE LEFT PHASE RCA phase from the right channel Both left and right gain controls are active This KE TINA r configuration is useful for Tri mode operation Inverting one channel of satellite RIGHT terv Is speakers can focus imaging page 32 INPUT INPUT RCA RIGHT PHASE LEFT PHASE C Ss r 7 0 180 0 MONO RIGHT LEFT PRENIE GAIN GAIN 180 INPUT INPUT RIGHT PHASE LEFT PHASE RCA E e I I Iji 0 18
26. ase switch set to 0 Output is configured for high pass operation Output is configured for stereo operation page 12 SYSTEM 2 addsan additional amplifier to drive the subwoofers A RGC 1 Remote Gain Control hasbeen added to the subwoofer ampli fier for dash mounted subwoofer level control AM PLIFIER 1 Output is configured for high pass operation Left Phase switch set to 0 Right Phase switch set to 0 Gain controlscan be set together or independently of each other AM PLIFIER 2 Output isconfigured for band pass operation e The high pass crossover is used asa sub sonic filter with INTELL Q RCA inputs are connected to both left and right channels e Left Phase switch set to 0 Right Phase switch set to 180 Gain controls must be set identically for both left and right channels Front Right Satellite OQ mO Front Left Satellites 05 ohm minimum rr 0 5 ohm minimum x wu Su z ze 5 e Sch Se DVC Subwoofers 1 ohm minimum bridged TUNING NOTES Amplifier 1 The phase switchescan be individually switched for improved sound quality Try different phase switch positions for best sonic results Amplifier 2 The phase switches can be individually switched for improved sound quality In the summed bridged configuration the left and the right phase must be set opposite from each other in
27. b much easier marking pen electric drill with assorted drill bits utility knife Phillips and flat blade screw drivers pliers standard and needle nose wire brush or sandpaper for chassis grounding solder iron and solder grommets heat shrink tubing nylon tie straps volt ohm meter optional wire cutters wire crimpers wire strippers RTA real time analyzer Reference CD with 1 kHz Sine Wave at OdB level all bits high page 44 CHOOSING MOUNTING LOCATIONS The location of your HCCA amplifier will depend on several important issues Due to the low profile size of the HCCA amplifiers there are many possible installation locations that will yield satisfactory amplifier performance Always mount the amplifier in a place that protectsthe amplifier from the elements In addition mount the amplifier on a stable flat mounting surface As with any amplifier there are several possible mounting locations and configurations that can be optimal We will cover the most obvi ous of situations PASSENGER COM PARTMENT MOUNTING If you are going to mount the amplifier in the passenger compartment make sure you have ad equate room for ventilation The HCCA amplifiers have been designed to make possible under seat mounting When mounting your amplifier under a seat or similar area keep a minimum of 1 of dearance around the amplifier for adequate cooling 222121 Minimum TRUNK COM PARTMENT MOUNTING Moun
28. built in fully variable high pass low pass or band pass crossover with INTELLLi Q Equipped with remote gain capability the HCCA 275r is capable of 3 2 or 1 channel op eration with a maximum power capability of 1200 watts into 10 mono The installation of all ORION components will determine the overall performance result Improper installation will not only limit the performance of your ORION system but also potentially compromise the reliability of this amplifier To ensure proper sonic re sults and component reliability please refer to your Authorized ORION dealer for installation assistance of advice If you decide to perform the installation yourself read the entire installation section of thismanual before beginning the installation page 3 ABOUT THIS MANUAL Thismanual isdesigned to answer your questionsabout this product In the event you have questionsnot covered in thismanual please refer questionsto your local Authorized ORION Dealer Additionally you can call ORION s Technical Support Hotline at 1 800 315 2052 or 480 705 5600 for assistance PRACTICE SAFE SOUND Continuous exposure to sound pressure levels over 100 dB may cause permanent hearing loss High powered automotive sound systems can generate sound pressure levels in excess of 130 dB When playing your system at high levels please use hearing pro tection and prevent long term exposure RECORD YOUR SERIAL NUMBER AND DATE MODEL SERIAL NUM BER DATE O
29. ee 808080 lt iam 0009 ade Ode zeit Toe Ni PON orm s mom SPEAKER OUTPUTS REMOTE FUSE POWER _ LEFT RIGHT GANN Q EIS REM GAIN 12V GND 1 ohm minimum page 30 Lowest Recommended Impedance is 0 5Q stereo and 12 bridged mono RCA inputs are connected to both left and right channels Left Phase switch set to 0 Right Phase switch is set to 180 Speaker polarity on the right channel must be inverted to maintain proper speaker polarity Gain controls must be set identically for both left and right channels Output must be configured for full range operation e Passive crossover frequencies must not overlap WARNING Failure to do so may result in damage to the amplifier Output isconfigured summed bridged which isideal for single subwoofer applications TUNING NOTE The phase switches can be individually switched for improved sound quality In the Tri mode configuration the left and the right phase must be set opposite from each other in order to operate correctly The high pass cross over can be used as a subsonic filter with INTELLi Q Configure the high pass crossover for LOW frequency range operation and set according to instructions explained in the High pass Crossover Section in this manual page 31 INPUT SECTION The input section of the
30. o the woofer output until you hear slight distortion and turn back the level control slightly for an undistorted output Fine tune the crossover setting and output levels between satellite speakers and the woofers Refer to the internal crossover configuration section of thismanual for detailed instructions If using an RGC 1 adjust the level to match the output of the woofer to match the sonic requirements of the system Enjoy your ass kickin ORION sound system page 49 TROUBLE SHOOTING TIPS No output Low or no remote turn on input Check remote turn on voltage output at amplifier and fix as needed Fuse blown Check power wire integrity and check for speaker shorts Fix as needed and replace fuse Power wires not connected Check power wire and ground connections and fix or replace as needed Audio input not connected Check RCA connections and fix or replace as needed Speaker wires not connected Check speaker wires and fix or replace as needed Speakers are blown Check system with known working speaker and fix or replace speakers as needed Audio cycles on Thermal protection engages Make sure there is proper ventilation for amplifier and improve and off when amplifier Heatsink ventilation as needed temperature exceeds 90 C 190 F Loose or poor audio input Check RCA connections and fix or replace as needed Loose power connections Check power wire and ground connections and fix or replace as needed Distorted output Amplifier le
31. of the deck into the input of the amp and test for noise Play a zero bit track silence and make sure all is completely quiet A If still noisy you re in a heap of trouble We suggest that you try another deck and give usa call so that we can put your name into the record books It s a bad car audio day for you B If the deck is quiet then congratulations you re on your way to a successful installation It is now time to slowly methodically reinstall the deck back into itsfinal position Test for noise each step of the way If the noise returns suspect the signal cables forget shielding because it will have only a very minimal effect within the audio band We highly suggest using twisted pair cables or a balanced transmission system for cable induced noise TIM E FOR PROCESSORS By the end of step III you should have the deck playing quietly with the amp with the quiet cables quietly routed so it s time to add the signal processors one at a time back into the system Simply repeat steps II and III with the equalizer then the electronic crossover etc However be fore MOVING THE SIGNAL PROCESSORS to the amplifier we highly suggest that you supply power to the noisy processor from an isolated power supply rather than the car s 12 volt DC and chassis ground Make sure to also connect the turn on lead to the isolated power supply If the proces sor isnow quiet then it is highly probable that the component has inadequate isola
32. ofer has more output down to 25Hz and less overall excursion when compared to the non high pass response M axi mum physical excursion capability of the woofer is 15mm SEALED EXAM PLE HIGH PASS SET 20Hz i Power Input 500 Watts This sealed example isthe nem 12 inch i Power Input Pm Watts kz las woofer in the recommended sealed enclosure Up to 6 dB of boost is capable at 20 Hz wasused With 6dB of boost the woofer hasmore output downto 15 Hz kehi m Lens Tovtrequency Wa 20 SC 100 1a Frequeney Hz 20 so ao so eo 70 ao 100 page 40 SEALED EXAM PLE HIGH PASS SET 3OHz In thisexample the frequency has been increased to 30 Hz Up to 6 dB of boost is capable at thisfrequency With 6dB of boost the woofer has more output down to 23 Hz Overall usable output isincreased VENTED EXAM PLE HIGH PASS SET 3OHz Power Input 5 0 Watts beha DORSCH Vented enclosure benefit most from the INTELLi Q Up to 10 dB of boost iscapable at the boxtuning frequency of 30 Hz With 10dB of boost the woofer hasmore output down to 22 Hz The excursion below the tuning frequency hasbeen greatly reduced 200 a Semi SE waq ESE Power Input 500 Watts xamm Power Input 5D0 Watts
33. osition in position COU GE the low pass OD erotic the low pass O crossover is bypassed crossover is active 17d sz 17542 Aste The low pass PEN Pona crossover is LP OFF m LP OFF um continuously variable from 45 Hz to 5 kHz page 34 FINE TUNING THE LOW PASS CROSSOVER The crossover section is marked at four frequency pointsfor ease of system adjustment These points are 45 Hz 175 Hz 600 Hz and 5 000 Hz Specific crossover points can be to be 6OOHZ 5kHz chosen based on the recommended operational bandwidth of your speakers N Ze Z There are three small dotson the frequency range dial These dots represent commonly used ORION crossover fre quencies These crossover frequencies are 85 Hz 2 500 Hz and 3 500 Hz respectively LIN 1 5Hz 45HzZ page 35 HIGH PASS CROSSOVER HIGH PASS 6dB 10dB 120Hz 1kHz Y ye 3dB OdB 35Hz 10Hz HP x 10 HPON HPx1 Wm HP OFF m MID AND TWEETERS HIGH PASS 6dB 10dB 120Hz 1kHz 7 3dB OdB 35Hz 10Hz HP x 10 HPON HPx1 wm HP OFF m HIGH PA SS WOOFERS HIGH PASS 6dB 10dB 120Hz 1kHz Y 4 3dB OdB 35Hz 10Hz HP x 10 HPON HPx1 m HP OFF m When both push buttons are in the out position the high pass crossover is by passed When both push buttons are in the in position the high pass crossover is active in the HIGH frequency range The high pass crossover is continuously variable from 100 Hz to 10 kHz
34. plifier is noisy with the test speaker you have a BAD amp Send it in It really doesn t matter if it is quiet or noisy while running on the isolated supply because you have a BAD amp Send it in for repair and if it was quiet on the isolated supply indicate so on the re pairtag page 52 B If your muted amp is quiet you ve just joined 99 5 of car audio Amps are usually very dean and do NOT pick up unwanted noise Continue on to Step Il DECK TO AMP Using a new set of signal cables connect one channel from the output of the deck directly into one channel of your dean amp Run the cables outside the car and as far away as possible from the metal of the car For noise purposes consider a 2 thick cushion of electromagnetic energy emanating from every metal surface in the car A If still noisy congratulations in all probability your equalizer electronic crossover DSP whatchamaaallit are just fine This means that you can t get your deck playing quiet with your amp right go to Step Ill B Ifall is quiet congratulations in all probability your deck and amplifier s are fine you obviously have a problem with your equalizer electronic crossover DSP etc Skip on down to Time for the Processors MOVE THE DECK If you re at this step it is time to turn your system into an amplified deck by temporarily relocating the deck right ON TOP of the clean amplifier Then using very very short signal cables connect the output
35. power wires to the amplifier At this time do not connect the fuse at the main battery Reconnect the ground terminal to the battery Set crossover and signal routing configurations Refer to the signal routing switches and the internal crossover configuration sections of this manual for detailed instructions Once satisfied that all connections and settings are correct install fuse at location near the vehicle s battery and proceed to the testing the system section of this manual WARNING Never exceed the recommended fuse size of this amplifier Failure to do so will result in the void of your warranty page 47 TESTING THE SYSTEM After you have completed the installation you need to test the system This will help ensure years of trouble free operation Please re fer to the listed steps below when testing the sound of your ORION HCCA system Step 1 Check all the wiring connectionsto be sure they are correct and secure Step2 Turn the signal source volume control down all the way Set any tone controlsto their flat or defeated positions Thisincludes the loudness control Step 3 Turn the level controls of the amplifier to their minimum positions Step 4 Turn the source unit on Check to see if the remote power LED located on the connection side of the amplifier ison If not please refer to the power connectionssection and the trouble shooting section of this manual for instructions Step 5 If using a aftermarket source unit
36. se the recommended fuse size or circuit breaker listed in the POWER CONNECTIONS section of this manual If you need to replace the fuse plugged into the side of the HCCA amplifier replace the fuse with the same size ATC type fuse that came with the amplifier If you are not sure as to the correct value refer to the POWER CONNECTIONS section of this manual for details Using a higher current fuse may result in damage to the HCCA amplifier which is not covered under warranty NOTE Make sure all the equipment in the system is turned off when making or breaking connections to the HCCA input RCAs or speakers terminals Turn on the system and slowly turn up the volume control only after double checking all wire connections Power for systems with a single HCCA amplifier can be supplied by most any automotive electrical system Systems with multiple amplifiers may require a higher capacity battery alternator or the use of a storage capacitor WE strongly recommend the use of both a WIRED Transient Storage Capacitor and a MBR70 with an extra battery in larger stereo systems HCCA amplifiers generate a certain amount of heat as part of its normal operation Be sure the area around the cooling fins is un obstructed to allow adequate air circulation Remember beach blankets last weeks laundry school books and homework papers located on top of the amplifier does not improve air flow page 46 STEP BY STEP INSTALLATION Step 1 Step 2 Step 3 S
37. tem all the preamp level components clip at the same time However we recommend up to as much asa 3 1 voltage overlap with the power amplifiers i e an amplifier with a 2 volt mini mum sensitivity can be driven by up to 6 volts of signal Noise Overview Car audio electrical accessories are notorious for interfering with car audio systems The interference commonly arises from three areas 1 Power line noise 5 which can be attenuated with in line noise filters 2 Inadequate power supply isolation 45 which can be cured with transformer signal coupling additional isolated power supplies or changing out components or 3 Inductive interference 45 Induding loop area inductive noise picked up by the signal cables which can be remedied by relocating or rewiring components rerouting signal cables or using twisted cable or balanced transmission systems AUTOSOUND 2000 1 2 3 METHOD OF LOGICAL TROUBLESHOOTING L MUTETHE AMP S Insert a muting plug shorted male RCA connector into each amplifier channel Turn up the amp sensitivity Start the car and turn on the headlights air conditioning brake lights etc Listen for noise in each speaker Be very picky here A If still noisy substitute a small test speaker with short leads for the speakers crossovers and speaker leadsin the car If still noisy substitute an isolated power supply 120 VAC to 13 8 VDC bench supply or a small motorcycle battery for the car s alternator If the am
38. tep 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11 Step 12 Determine the location for the amplifier Refer to the Mounting Locations section in this manual for detailed information Decide on the system configuration for your amplifier For system suggestions refer to the System Planning section of this manual Run all the wiresfromthe amplifier location to the speakers source unit and battery Do not connect the battery at thistime Be sure to run RCAs power and speaker wires away from factory electrical wires and system asthey pose a great potential for induced system noise Pre drill amplifier mounting holes Be sure to think before you drill Gastanks fuel lines and other obstructions have a nasty way of hiding themselves For best results use a marking pen to mark the mounting holes and pre drill these holes with a standard 1 8 drill bit Mount the amplifier Make sure the amplifier is mounted on a flat surface If thisis not possible do not over tighten the screws such that the chassis of the amplifier is twisted or bent Turn the vehide s key switch to the off position Disconnect the vehide s battery ground terminal Connect the RCA and speaker wires to the amplifier Check the quality of your speakers and signal connections This will determine the ultimate performance of your ORION amplifier Refer to the Installation quick reference section of thismanual for correct wiring instructions Connect
39. ting the HCCA amplifier in the trunk provides excellent performance aslong as you do not mount the amplifier upside down or restrict the airflow around the heatsink of the ampli fier For optimal results mount the amplifier with the cooling finsin the vertical position This type of mounting will yield the best cooling due to the convection effect of the amplifier chas sis ENGINE COM PARTMENT MOUNTING Do not mount the HCCA amplifier in the engine compartment The amplifier was not designed to endure the harsh environment of the exterior elements page 45 GENERAL PRECAUTIONS AND INSTALLATION TIPS Caution Be careful not to cut or drill into gas tanks fuel lines brake lines hydraulic lines vacuum lines or electrical wiring when working on your vehicle Disconnect the vehicle s ground wire at the battery before making or breaking connections to the audio system s power supply terminals Do not use the HCCA Amplifier unmounted Failing to securely mount the amplifier can result in damage or injury particularly in the event of an accident An unmounted amplifier acts like a heat seeking missile in the event of a crash Never mount a HCCA Amplifier where it might get wet Mount the HCCA amplifier so the wire connections will not be pulled Route the wires where they will not be scraped pinched or damaged in any fashion The 12V power supply wire must be fused as close as possible to the battery terminal ideally within 18 U
40. tion Solutions include changing components or perma nently adding an external isolated power supply Call Autosound 2000 at 209 465 3450 for info on isolated power supplies page 53 SUMMATION During the design stage of your vehicles try to avoid using extra batteries and high output alternators Extra batteries are nothing but loadsas soon asthe engine is started and high output alternators usually make more noise than stock alternators Also extra batteries installed in the trunk of a car will ALWAYS force extra ripple current to flow over the car Install Transient Storage as close to the power supply input of your amplifier as possible The big caps will feed the switching power supplies of your amps and minimize the inductive losses in your power wiring Plus they will help your peak system response In problem cases we highly recommend the use of twisted pair cable rather than coaxial cable for RCA leads This practice will greatly minimize cable induced noise especially in four channel amps Don t forget that your system is only as good asits worst component Do NOT use components with inadequate power supply isolation or you will be asking for problems The best electrical ground on a car isthe CHASSIS of the car Do NOT run ground leads up to the case of the alternator or the negative battery post Keep ALL ground leadsas short as possible With properly isolated components it does NOT matter where the component is grounded
41. tions Choose music with high dynamic content that you like that you are familiar with and will be most often used in the system Turn the unit up to itshighest undistorted output level If you lack test equipment this point occurs between 3 4 to full volume depending on the quality of your source unit Listen for any audible distortion if any distortion is au dible reduce the volume of the source unit until you have an undistorted output Leave the volume control at this position during your system tuning While listening to your chosen dynamic music turn up the level control corresponding to the midrange output until you hear slight distortion and turn back the level control slightly for an undistorted output Depending on your system the midrange and tweeter output may be on the same output channels Turn up the level control corresponding to the tweeter output until you hear slight distortion and turn back the level control slightly for an undistorted output Depending on your system the midrange and tweeter output may be on the same output channels Fine tune the crossover setting and output level between the midrange and tweeters Refer to the internal crossover configuration section of this manual for detailed instructions Repeat Steps 5 7 for the rear speakers If you do not have rear speakers continue to Step 10 Set levels between the midrange and tweeters for optimum front rear balance Turn up the level control corresponding t
42. vel sensitivity set too Readjust gain Refer to Adjusting the sound of the system high Exceeding maximum section of this manual for detailed instructions capability of amplifier Impedance load to amplifier Check speaker impedance load if below 2Q stereo or 42 mono too low Rewire speakers to achieve a higher impedance Shorted speaker wires Check speaker wires connections and fix or replace as needed page 50 SYMPTOM PROBABLE CAUSE ACTION TO TAKE Distorted output Speaker not connected to properly Check speaker wiring and fix or replace as needed Refer to the amplifier continued speaker connections section of this manual for detailed instructions Internal crossover not set properly Readjust crossovers Refer to the internal crossover section of this for speakers manual for detailed instructions Speakers are blown Check system with know working speakers and fix or replaceas needed Poor bass response Speakers wired with wrong Check speaker polarity and fix as needed polarity causing cancellation at low frequency Crossover set incorrectly Reset crossovers Refer to the internal crossover section of this manual for detailed instructions Impedance load at amplifier Check speaker impedance load if below 2Q stereo or 42 mono istoo low Rewire speakers to achieve a higher impedance Battery fuse blowing Short in power wire or incorrect Check power and ground connections and fix or repair as needed power connections Fuse used is smaller than
43. zes the amplifier output and minimizes the poten tial for system noise When the switch is in the MASTER position the AUX RCA are buffered through the gain stage of the amplifier and filtered through the crossover section of the amplifier When set this way one amplifier s gain and crossover setting can be sent to other amplifier down the signal chain This can be useful for configuring mul tiple subwoofer amplifiers easily in a large SPL system A Remote gain controller will also control the level of all the amplifiers following the amplifier configured in this master setting An infinite number of XTREME or HCCA amplifiers in the sig nal chain without signal loss or overloading of the source unit This maximizes the amplifier output and minimizes the potential for system noise page 42 Remote Gain Section REMOTE REM GAIN The remote gain port provides easy remote access to the internal gain structure of the HCCA power amplifier The RGC 1 plugs into the amplifier via the 1 8 mini jack plug The RGC 1 can be installed in the front of the vehicle to control the am plifier gain level The RGC 1 can be used asa bass level control when used on an amplifier dedicated to subwoofers page 43 INSTALLATION TIPS TOOLS FOR THE TRADE Listed are the majority of the tools required to perform the installation Having the proper tools will make the installation that much easier Some of these tools are necessities Some make the jo
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