IMPULSE 4.
IMPULSE 4.320 AMPLIFIER User manual English version Thank you for choosing Focal amplifiers for your Car Audio system and for sharing our philosophy: “the Spirit of Sound”. This product offers the best of Focal technology in terms of compact D-class amplifiers. In order to obtain the best results, we highly recommend you have your IMPULSE 4.320 amplifier installed by your local Focal dealer.
IMPULSE 4.320 AMPLIFIER User manual 4 CAUTION ì 2QO\ XVH \RXU ,038/6( DPSOLILHU ZLWK 9 PRELOH DSSOLFDWLRQV Any use other than the intended use may cause a fire, an electric shock or injury. ì 8VH IXVHV ZLWK WKH DGHTXDWH DPSHUDJH Failure to do so may cause a fire or an electric shock. ì 'R QRW REVWUXFW WKH KHDW VLQN RQ \RXU ,038/6( DPSOLILHU Internal overheating may occur and cause a fire. ì :LUH WKH FRQQHFWLRQV FRUUHFWO\ 0DNH VXUH \RX XVH WKH DSSURSULDWH ZLUH JDXJH DQG W\SH RI FDEOH F
IMPULSE 4.320 AMPLIFIER User manual 5 Installing your IMPULSE 4.320 amplifier ,QVWDOODWLRQ RI WKLV SURGXFW UHTXLUHV WHFKQLFDO NQRZOHGJH DQG H[SHULHQFH ,I \RX DUH XQFHUWDLQ RI \RXU DELOLW\ WR correctly install the amplifier, we strongly recommend you contact your Focal dealer who will install it for you, so that you will be able to take full advantage of the full capabilities of your IMPULSE 4.320 amplifier. :LULQJ \RXU ,038/6( DPSOLILHU Only use the wiring harnesses recommended in this manual and
IMPULSE 4.320 AMPLIFIER User manual 6 %HIRUH EHJLQQLQJ WKH LQVWDOODWLRQ SOHDVH IROORZ WKHVH UXOHV FDUHIXOO\ 1 - After thoroughly reading the user manual, make sure you have understood all the instructions before installing your amplifier. 2 - Disconnect the battery’s negative wire before installation (fig.1). 3 - To facilitate assembly, we strongly recommend you unwind all the wires before installing your amplifier.
IMPULSE 4.320 AMPLIFIER User manual 7 :$51,1* $YRLG URXWLQJ SRZHU FDEOHV FORVH WR ORZ OHYHO LQSXW FDEOHV /2: /(9(/ ,13876 DQG KLJK OHYHO LQSXW FDEOHV +,*+ /(9(/ ,13876 FORVH WR WKH FDU DHULDO RU FORVH WR VHQVLWLYH HTXLSPHQW DQG KDUQHVVHV High-current power supply cables can cause static/interference that affects audio signals. :$51,1* Keep the cables as short as possible to optimise the quality of the installation. This will also limit signal loss.
IMPULSE 4.320 AMPLIFIER User manual 8 3.3.2 – *HW WKH QHJDWLYH SRZHU FDEOH 7KLV FDEOH VKRXOG EH DV VKRUW DV SRVVLEOH DQG LGHDOO\ VKRXOGQåW EH DQ\ ORQJHU than 3ft (1m), to ensure a perfect connection between the amplifier and the chassis of the vehicle. The cable and wire gauge must comply with the table in section 3.1. Find a suitable grounding point, then sand it to remove any traces of paint or other coating in order to optimise the quality of the contact point.
IMPULSE 4.320 AMPLIFIER User manual 9 3.4.2 – Your head unit is only equipped with amplified outputs (speaker driver outputs). Connect the speaker driver outputs of the head unit directly to the adapter cable supplied (fig. 5) ensuring the polarities are respected. Connect the other end to the amplifier’s INPUTS panel. fig. 5 6ZLWFK WKH ,13876 /(9(/ WR +,*+ fig. 6). fig. 6 3.5 – Connecting the speaker drivers and remote to your IMPULSE 4.
IMPULSE 4.320 AMPLIFIER User manual 10 Finally, connect the speaker driver cables to the amplifier, making sure the polarities on the wiring harness supplied DUH UHVSHFWHG ZLWK ZLWK (fig. 8). fig. 8 :$51,1* The speaker drivers or speaker driver kits wired to your IMPULSE 4.320 amplifier must systematically have a minimum impedance of 2 Ohms. :$51,1* In bridged mode, the speaker drivers or speaker driver kits wired to your IMPULSE 4.
IMPULSE 4.320 AMPLIFIER User manual 11 :$51,1* 7KH FDEOH FRQQHFWLQJ WKH SRVLWLYH WHUPLQDO RI WKH EDWWHU\ WR WKH ç %$77è WHUPLQDO RQ WKH DPSOLILHU 0867 EH IXVHG (ampere rating: 25 amperes) at less than 15" (40cm) away from the battery of the vehicle. The connections on the fuse-holder must be fully insulated. Open the fuse holder, removing the fuse with care. Fix the fuse holder’s base. Cut a length of power cable measuring between 4" and 15" maximum (10 and 40cm). Strip 025/64" (1cm), then tin.
IMPULSE 4.320 AMPLIFIER User manual 12 4 - Control panel and connections fig. 11 INPUTS: These connectors are dedicated to the low-level and high-level signal inputs. *$,1 )5217 $1' 5($5 7KH *$,1 NQRE DOORZV \RX WR DGMXVW WKH LQFRPLQJ VLJQDO WR WKH DPSOLILHU 7KH YROWDJH JDLQ varies between 0.2V and 5V. To optimise the performance of your sound system, you need to apply a maximum of gain as early as possible in the stereo system, and then a minimum of gain afterwards.
IMPULSE 4.320 AMPLIFIER User manual 13 INPUT SELECT: this switch enables channels 1 and 2 to be played through channels 3 and 4. If you only have one output (one right and one left), you can still amplify the four channels by activating the 1/2 mode. If you want to use the IMPULSE 4.320 with its independent 4-channel input configuration, select mode 3/4. ,I \RX ZDQW WR XVH WKH ,038/6( ZLWK D FKDQQHO FRQILJXUDWLRQ VHOHFW PRGH &KDQQHOV ZLOO WKHQ UHFHLYH the mono signal from channels 1 and
IMPULSE 4.320 AMPLIFIER User manual 14 6 – Technical specifications IMPULSE 4.320 4/3/2-channel class D amplifier High-level input / RCA low-level input √ CEA power (4 Ohms) [ :UPV Power max (2 Ohms) [ :UPV Power max (4 Ohms bridged) [ :UPV Bandwidth +] â .
Garantie France Pour validation de la garantie Focal, nous renvoyer cette page dans les 10 jours, à l’adresse suivante : Focal-JMlab - BP 374 - 108, rue de l’Avenir - 42353 La Talaudière cedex - FRANCE Il est maintenant possible d’enregistrer son produit en ligne : www.focal.
International Guarantee For the validation of the Focal guarantee, send back this sheet within 10 days to the following address: Focal-JMlab - BP 374 - 108, rue de l’Avenir - 42353 La Talaudière cedex - FRANCE Now it's possible to register on line : www.focal.
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