Rockford Fosgate 2.3 Installation And Operation Manual Download Page 21

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– 18 –

Mono Operation

• RCA Inputs are connected to

both left and right inputs

• Impedance Load for mono channel should be

Ω

minimum

• XCard can be set for High-Pass, Low-Pass or Full Range

Stereo/Mono Operation

• RCA Inputs are connected to

both left and right inputs

• Impedance Load for each stereo channel should be

Ω

minimum

• Impedance Load for mono channel should be

Ω

minimum

• XCard set for Full Range
• Passive Crossovers are needed for proper Stereo/Mono operation

N
S
T
A
L
L
A
T

O
N

Speaker

B+

L + L -

R + R -

L R

LED

Input

REM

GND

Ω

Min.

–

Gain

L+R

High In

+ –

GND

Speaker

B+

L + L -

R + R -

L R

LED

Input

REM

GND

Gain

L+R

Ω

Min.

–

Ω

Min.

Ω

Min.

–

+ –

GND

High In

Summary of Contents for 2.3

Page 1: ...o n I n s t a l l a t i o n a n d a n d a n d a n d a n d O p e r a t i o n O p e r a t i o n O p e r a t i o n O p e r a t i o n O p e r a t i o n 3 6 c a r a u d i o fanatics for 100 Watt Amplifier 2 c h a n n e l 150 Watt Amplifier 2 channel w crossover 300 Watt Amplifier 4 channel w crossover ...

Page 2: ...w system deserves nothing but the best To add the finishing touch to your new Rockford Fosgate image order your Rockford wearables which include everything from T shirts and jackets to hats and sunglasses To get a free brochure on Rockford Fosgate products and Rockford accessories in the U S call 602 967 3565 or FAX 602 967 8132 For all other countries call 001 602 967 3565 or FAX 001 602 967 8132...

Page 3: ...n depth technical information Sections marked TROUBLESHOOTING include recommendations for curing installation problems Sections marked INSTALLATION include slam dunk wiring connections I N S T A L L A T I O N TROUBLE S H O O T I N G Welcome to Rockford Fosgate This manual is designed to provide information for the owner salesperson and installer For those of you who want quick information on how t...

Page 4: ... 3 1 ATC 20 Amp Fuse 2 6x 1 ATC 30 Amp Fuse 4 6x 1 3 32 Allen Wrench TRANS ANA TRANSconductance Active Nodal Amplifier The TRANS ANA TRANSconductance Active Nodal Amplifier is a circuit that allows the audio signal to pass through the amplifier at low voltage The signal is directly level shifted to the fixed high voltage rails via a pair of driver transistors Signal linearity is assured by an acti...

Page 5: ...en source and amplifier 2 MOSFET Devices Rockford Fosgate is one of the few manufacturers in the sound community to utilize MOSFET devices in both the power supply and the output stages MOSFET Metal Oxide Semiconductor Field Effect Transistor devices offer several important inherent advantages over the 30 year old technology of bi polar design These advantages include thermal stability switching s...

Page 6: ...thout resorting to amplifier on a chip shortcuts These advantages are shown below in Figure 1 Figure 1 THE RESULT Fewer connections improved reliability shorter signal paths superior signal to noise ratio and awesome sonic performance Solder Solder Component Thru Hole Surface Mount PC Board PC Board NOMAD NOn Multiplying Advanced Decision All Rockford Fosgate amplifiers use an analog computer proc...

Page 7: ...e units XCard Crossover 2 6x 4 6x The 2 6x and 4 6x amplifiers utilize internal active crossovers These crossovers have many performance advantages such as using dis crete components for exact frequency adjustments which are far superior to potentiometers Additionally the XCard can be config ured for high pass low pass and full range operation With slight modification many crossover frequencies an...

Page 8: ...ot Adjust 8 3 6 Speaker Speaker B L L R R High In Gain L R L R L R GND LED Input REM GND Bias Bias 5 3 4 7 2 1 6 CAUTION Do Not Adjust 8 Bias Bias Speaker Speaker B LED REM GND 7 1 6 CAUTION Do Not Adjust 8 Bias Bias L R Input 5 3 L R Input 5 3 4 6 LF LF RF RF Speaker LR LR Speaker RR RR 2 6 Gain L R High In L R GND Gain L R High In L R GND 4 ...

Page 9: ...ccept 1 8 spade lugs for the connection of a source unit that has only speaker line high level outputs 5 Input Sensitivity Controls The input level controls are preset for 500mV which will match the output of most source units They can be adjusted to match output levels from a variety of source units 6 Internal Crossover The built in crossover card is configurable for a multitude of operating freq...

Page 10: ...sembly we suggest you run all wires prior to mounting your amplifier in place 4 RoutealloftheRCAcablesclosetogetherandawayfromanyhigh current wires 5 Use high quality connectors for a reliable installation and to minimize signal or power loss 6 Think before you drill Be careful not to cut or drill into gas tanks fuel lines brake or hydraulic lines vacuum lines or electrical wiring when working on ...

Page 11: ...e trunk will not provide proper cooling and will severely affect the performance of the amplifier and is strongly not recommended Passenger Compartment Mounting Mounting the amplifier in the passenger compartment will work as long as you provide a sufficient amount of air for the amplifier to cool itself If you are going to mount the amplifier under the seat of the vehicle you must have at least 1...

Page 12: ...ad from the battery prior to beginning the installation 1 Remove the cover and configure the internal XCard crossovers prior to installation Refer to Using the XCard page 13 for further information 2 Plan the wire routing Take care when running signal level RCA cablestokeepthemclosetogetherbutisolatedfromtheamplifier s power cables and any high power auto accessories especially electric motors Thi...

Page 13: ...of insulation from the wire end Insert the bared wire into the REM terminal and tighten the set screw to secure the cable into place Connect the other end of the REM wire to a switched 12 volt positive source The switched voltage is usually taken from the source unit s auto antenna or the accessory lead If the source unit does not have these outputs available the recommendedsolutionistowireamechan...

Page 14: ...ter in series with the circuit will reduce power to the speaker by 6dB octave above or below the crossover point depending on whether it is a high pass or low pass filter More complex systems such as 12dB octave or 18dB octave can cause impedance problems if not professionally designed Passive crossovers are directly dependent upon the speaker s imped ance and component value for accuracy When pas...

Page 15: ...00 5mH 136µF 1 0mH 68µF 2 0mH 33µF 800 41mH 100µF 82mH 50µF 1 6mH 26µF 1000 31mH 78µF 62mH 39µF 1 2mH 20µF 1200 25mH 66µF 51mH 33µF 1 0mH 16µF 1800 16mH 44µF 33mH 22µF 68mH 10µF 4000 08mH 20µF 16mH 10µF 33mH 5µF 6000 51µH 14µF 10mH 6 8µF 20mH 3 3µF 9000 34µH 9 5µF 68µH 4 7µF 15mH 2 2µF 12000 25µH 6 6µF 51µH 3 3µF 100µH 1 6µF 2 OHMS 8 OHMS 4 OHMS L C L C L C L C L Low Pass Inductor C High Pass Capa...

Page 16: ... set for high pass low pass or full range operation The 100Hz XCard shipped with your amplifier is set for Full Range Each crossover card has two faces one face operates Full Range the other has arrows to indicate the edge for selecting HP high pass or LP low pass operation Orient the card with the desired operating edge indicated by the arrow toward the socket terminals inside the ampli fier Firm...

Page 17: ...h Alignment Q 707 1 resistors used with 0 022µF caps Our tests have shown that using 0 047µf capacitors for frequencies below 100Hz and 0 022µf capacitors for frequencies above 100Hz result in more linear crossover control Refer to the Specifications page to determine the capacitor value of each supplied XCard Frequency R1 R2 20Hz 357kΩ 357kΩ 25Hz 287kΩ 287kΩ 30Hz 237kΩ 237kΩ 35Hz 205kΩ 205kΩ 40Hz...

Page 18: ...socket toward RCA jacks Remove Four Allen Screws from cover with supplied Allen wrench 3 32 Insert XCard into socket with HP LP or FULL RANGE facing RCA jacks CAUTION Do Not Adjust Bias Bias Speaker Speaker B LED REM GND 6 CAUTION Do Not Adjust Bias Bias Gain L R L R Input Gain R Gain L L R Input LF LF RF RF Speaker LR LR Speaker RR RR Low Pass Full Range High Pass FULL HP LP HP LP High In L R GND...

Page 19: ...puts and DO NOT solder wires directly to the connector High Level Input B T L Type This configuration is used for source units that have B T L speaker outputs Bridged Transformer Less not Bacon Tomato Lettuce Both and outputs are considered hot or floating L and R Inputs are connected to corresponding speaker outputs L and R Inputs are connected to corresponding speaker outputs GND Input is not us...

Page 20: ...ge I N S T A L L A T I O N Speaker Speaker B LF LF RF RF L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L High In Connect to B of battery with 30A fuse Less than 18 Connect to remote turn on lead of source unit Connect to chassis ground of vehicle Speaker Speaker B L L R R L R LED Input REM GND 2Ω Min 3 2Ω Min Gain L R High In R L GND...

Page 21: ...o both left and right inputs Impedance Load for each stereo channel should be 2Ω minimum Impedance Load for mono channel should be 4Ω minimum XCard set for Full Range Passive Crossovers are needed for proper Stereo Mono operation I N S T A L L A T I O N Speaker Speaker B L L R R L R LED Input REM GND 4Ω Min 3 Gain L R High In R L GND Speaker Speaker B L L R R L R LED Input REM GND Gain L R 2Ω Min ...

Page 22: ...ation is used for source units that have B T L speaker outputs Bridged Transformer Less not Bacon Tomato Lettuce Both and outputs are considered hot or floating L and R Inputs are connected to corresponding speaker outputs L and R Inputs are connected to corresponding speaker outputs GND Input is not used unless noise problems arise Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR ...

Page 23: ...e Rear XCard can be set for High Pass Low Pass or Full Range I N S T A L L A T I O N 20 Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L High In 4Ω Min 4Ω Min Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L ...

Page 24: ...r rear bridged channel should be 4Ω minimum Front XCard can be set for High Pass Low Pass or Full Range Rear XCard can be set for High Pass Low Pass or Full Range NOTE Invert the speaker wire polarity and on the rear channels if XCard for front channel is set to HP and XCard for rear channel is set to LP or vice versa 21 2 Channel Mono Operation 3 Channel Operation Speaker Speaker B LF LF R F R F ...

Page 25: ...ar stereo channels should be 2Ω minimum Impedance Load for rear mono channel should be 4Ω minimum Front XCard can be set for High Pass Low Pass or Full Range Rear XCard set for Full Range Passive Crossovers are needed on rear channels for proper Stereo Mono operation I N S T A L L A T I O N 22 Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Ga...

Page 26: ...m Impedance Load for front rear mono channels should be 4Ω minimum Front XCard set for Full Range Rear XCard set for Full Range Passive Crossovers are needed for proper Stereo Mono operation I N S T A L L A T I O N 23 Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L High In 2Ω Min 2Ω Min 2Ω Min 2Ω Min 4...

Page 27: ... Total Power Delivery RMS Tweeters 60 Watts Midrange 60 Watts Woofer 120 Watts XCard Full Range ACTIVE TWEETER PROTECTION PCH 142x 6kHz 20kHz 18dB octave HP 100Hz 6kHz 6dB octave BP 20Hz 100Hz 6dB octave LP 4Ω ACTIVE TWEETER PROTECTION PCH 142x PCH 414 System PCH 414 System 6 AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE...

Page 28: ...ctory Speaker Rear Right 6 AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE 25 Refer to Table of Crossover Component Values on page 12 or ask your local Authorized Rockford Fosgate Dealer for selecting proper capacitor coil values 120 Watt System rated 4 ohms Total Power Delivery RMS Front 60 Watts Rear 60 Watts Woofers 120...

Page 29: ...0 Watts Woofer 120 Watts XCard Full Range ACTIVE TWEETER PROTECTION PCH 142x 8kHz 20kHz 12dB octave HP 100Hz 20kHz 6dB octave HP 20Hz 100Hz 6dB octave LP 4Ω ACTIVE TWEETER PROTECTION PCH 142x PCH 414 System PCH 414 System Front XCard HP PCH 14 PCH 44 8kHz 20kHz 18dB octave HP 100Hz 8kHz 6dB octave BP 3 6 Front Rear AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN L...

Page 30: ...drange 120 Watts Woofers 120 Watts 6 XCard HP 8kHz 20kHz 12dB octave HP 100Hz 20kHz 12dB octave HP 20Hz 100Hz 12dB octave LP Front XCard HP PCH 14 PCH 44 6 PCH 14 PCH 44 PCH 14 PCH 44 PCH 14 PCH 44 Front XCard HP XCard HP 8kHz 20kHz 12dB octave HP 100Hz 20kHz 12dB octave HP XCard LP 4Ω 4Ω 4Ω 4Ω Front Rear 6 AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL...

Page 31: ...i tute with known working sourceandcablesandrepair or replace as necessary Check XCard position and repair or replace as neces sary Disconnectexistingspeakers and test with known working speakers and wires If ampli fier plays check and repair wiring and installation of speakers as necessary Disconnect existing speak ers and test with known working speakers If ampli fier plays check and repair spea...

Page 32: ... not placedproperlyincross over slots Low battery voltage or large voltage drops to theamplifierunderload Amplifier Noise Turn on Pop Voltage spike from out put of preceding compo nent is entering amplifier through input signal Voltage spike from re mote turn on lead is en tering through REM in put terminal Disconnectinputsignalto amplifier and turn ampli fier on and off If noise is eliminated con...

Page 33: ...o de termine the culprit Repair or replace components as necessary Disconnectexistingspeak ers and connect a test speaker to the output ter minals of the amplifier If noise is gone reroute the speaker cables away from sources of high voltage Checkgroundconnections andconnectamplifiers sig nal processors and other components to a central location or try a different grounding point on the chassis Ch...

Page 34: ...heir amplifiers output power in excess of 10 distortion They use many names for this measurement such as Total Maximum Power or Maximum Output Power This is not indicative of the actual usable output power Listening to Loudspeakers Not Resistors A loudspeaker is not a resistor A resistor s value resistance measured in ohms is fixed A loudspeaker s impedance is dynamic It is constantly changing in ...

Page 35: ...ame output voltage regardless of load characteristics and will not alter the signal it is reproducing A perfect amplifier when measured by the Audio Graph PowerCube would present data that forms a perfect cube Unfortunately amplifiers are not perfect The laws of physics gener ally prevent it A great amplifier is about the best one can hope to attain As you can see by the PowerCube and as you will ...

Page 36: ...ured at 14 4 Battery Voltage RMS continuous power per channel all channels driven into a 4Ω load from 20 to 20 000 Hz with less than 0 08 Total Harmonic Distortion THD 15 Watts 30 Watts 30 Watts RMS continuous power per channel all channels driven into a 2Ω load from 20 to 20 000 Hz with less than 0 30 Total Harmonic Distortion THD 30 Watts 60 Watts 60 Watts RMS continuous power bridged mono into ...

Page 37: ...ded Variable from 425mV to 7 5 volts Protection NOMAD Internal analog computer output protection circuitry limits power in case of overload Thermal switch shuts down the amplifier in case of overheating Factory Default Crossover 80Hz 0 047µf Crossover Slope 12dB octave Butterworth Battery Fusing Ratings 10 Amps 20 Amps 30 Amps External to Amplifier Fuse Type ATC ATC ATC Dimensions 8 3 21 1cm W 8 3...

Page 38: ...urchase Products found to be defective during the warranty period will be repaired or replaced with a product deemed to be equivalent at Rockford s discretion What is Not Covered 1 Damage caused by accident abuse improper operations water theft 2 Any cost or expense related to the removal or reinstallation of product 3 Service performed by anyone other than Rockford or an Authorized Rockford Fosga...

Page 39: ...I N T E R N A T I O N A L I N F O R M A T I O N 36 ...

Page 40: ...os Montar el amplificador requiere suficiente cantidad de aire para que el amplificador sea refrigerado correctamente Si va usted a montar el amplificador bajo el asiento del vehiculo debe dejar como minimo una distancia de 3cm para obtener una bolsa de aire suficiente que acepte la disipación del amplificador Por seguridad desconecte el borne negativo de la bateria antes de comenzar la instalació...

Page 41: ... LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L High In 2Ω Min 2Ω Min 2Ω Min 2Ω Min 38 Funcionamiento Stereo Mono Las entradas RCA están conectadas a ambas entradas derecha e izquierda Impedancia de carga para cada canal estereo deben haber como minimo 2 Ohmios Impedancia de carga para un canal mono debe haber como minimo 4 Ohmios La XC...

Page 42: ... un canal mono debe haber como minimo 4 Ohmios XCard Frontal puede ser colocada en Paso altos Paso bajos o Full Range XCard Posterior puede ser colocada en Paso altos Paso bajos o Full Range Los Crossovers Pasivos se necesitan para que los canales posteriores tengan un buen funcionamiento Stero Mono Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R In...

Page 43: ...ons sur les caractéristiques l installation et le foncionnement des amplificateurs Rockford Fosgate 2 3 2 6x et 4 6x Nousvousproposonsdeconservercemanuelpourtouteréférencefuture Nous vous recommandons vivement de faire installer votre nouvel amplificateur Rockford Fosgate auprès d un installateur agréé Rockford Fosgate Néanmoins si vous décidez d installer vous méme votre amplificateur assurez vou...

Page 44: ...ker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L High In 2Ω Min 2Ω Min 2Ω Min 2Ω Min Installation stéréo mono l entrée signal est connectée à l entrée gauche et droite la charge d impédance pour chaque canal stéréo sera de 2Ω minimum la charge d impédance pour le canal mono sera de 4Ω minimum la carte de filtrage s...

Page 45: ...le canal mono arrière sera de 4Ω minimum la carte de filtrage avant peut être installée en mode passe haut passe bas ou full range la carte de filtrage arrière sera installée en mode full range l utilisation de filtres passifs est nécessaire pour un bon fonctionnement d une installation stéréo mono Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Inp...

Page 46: ...pfehlen wie der Verstärker genug Luft zur Kühlung erhält Sollten Sie den Verstärker unter dem Beifahrersitz montieren stellen Sie bitte sicher daβ ein Luftspalt von 1 2 5cm zum Kühlkörper verbleibt Zur Sicherheit bitte klemmen Sie den Negativ Pol der Batterie ab bevor Sie mit dem Anschlieβen beginnen B Terminal Das Positiv Kabel sollte nach wenigstens 18 46cm hinter dem Batterie Pol abgesichert we...

Page 47: ...R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L High In 2Ω Min 2Ω Min 2Ω Min 2Ω Min Mono Stereo Betrieb RCA Eingänge an den rechten und linken Eingangs Buchsen verbinden Die Impedanz Last für jeden Stereo Kanal sollte mindestens 2 Ohm betragen Die Impedanz Last für den Mono Kanal sollte mindestens 4 Ohm betragen Die XCard sol...

Page 48: ...anz Last des hinteren Mono Kanal sollte mindestens 4 Ohm betragen Front XCard kann als Hoch Pass Tief Pass oder Full Range gesteckt werden Rear XCard sollte als Full Range gesteckt werden Passivweichen sollten beim Stereo Mono Betreib verwendet werden Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input Gain L R R GND L High In Gain L R R GND L Hig...

Page 49: ...a sufficiente per raffreddarlo Se intendete montare l amplificatore sotto un sedile del veicolo è necessario avere al minimo una distanza di 2 5cm tra l amplificatore e ciò che lo circonda Per ragioni di sicurezza disconnettere il cavo negativo dalla batteria prima di iniziare l installazione Terminale B positivo La terminazione siglata B deve essere protetta da un fusibile posto a non più di 40cm...

Page 50: ...Funzionamento a 4 canali stereo Gli ingressi RCA sono collegati a tutti gli ingressi I controlli della sensibilità di ingresso anteriori e posteriori operano in modo indipendente L impedenza minima per ciascun canale stereo deve essere 2Ω La XCard anteriore può essere posizionata High Pass passa alto Low Pass passa basso o Full Range gamma estesa La XCard posteriore può essere posizionata High Pas...

Page 51: ...ale mono posteriore deve essere 4Ω La XCard anteriore può essere posizionata High Pass passa alto Low Pass passa basso o Full Range gamma estesa La XCard posteriore deve essere posizionata Full Range gamma estesa I crossover passivi sono indispensabili per il funzionamento stereo mono simultaneo Speaker Speaker B LF LF R F R F L R LED Input REM GND Speaker LR LR Speaker RR RR Front Rear L R Input ...

Page 52: ...tion of this product are produced by American companies However due to the global nature of their manufacturing facilities and the electronics parts industry in general some parts may be manufactured in other countries Rockford Fosgate Rockford Corporation 546 South Rockford Drive Tempe Arizona 85281 U S A In U S A 602 967 3565 In Europe Fax 49 4202 9750 0 In Japan Fax 81 559 79 1265 ...

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