Bedienungsanleitung ESX Q-FOURv2 (Seite 9 von 32) (Deutsch, Englisch, Französisch, Italienisch, Spanisch)

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IMPORTANT NOTES PRIOR TO INSTALLATION

- Theradiatedheatwhileoperationrequiressufcientaircirculationattheplaceofinstallation.Itis 

 veryimportantthattheheatsinknsdonothavecontactwithanymetalpartsoranysurfaceswhich 

 couldimpairaircirculation.Theampliermaynotbeinstalledinsmallclosedlocationorspaces 

without air circulation (e.g. spare wheel recess or below the vehicle carpeting). We recommend the

 installationinthevehicle’strunk.Ensuresufcientprotectionagainstvibrations,dustanddirt.

- Ensurethattheinputandoutputcablesaresufcientlyseparatedfromthepowersupplycables.

Otherwise interferences may occur.

- Ensure the accessibility of the fuse and the operating elements after installation.

- Thereliabilityandperformanceoftheamplierdependsonthequalityofinstallation.Preferably 

consult an expert to install the system, particularly if you want to install several loudspeakers.

POWER SUPPLY AND TURN-ON-CONNECTION

ATTENTION: Before you start with the installation, disconnect the ground connection from the ve-

hicle’s battery in order to prevent short circuits.

Thepowerwiringwhichisusuallyinstalledinon-boardcarnetworksisnotsufcientforapoweramplier‘s

demands.MakesurethatthepowerwirestoGNDandtothe+12/24Vterminalhasbeensufcientlyspecied.

A cable cross section of at least 20 mm

mustbeusedtoconnectthebatterytotheamplier‘sterminals.

FirstconnecttheGNDterminaloftheampliertoanappropriategroundconnectionatthechassis.Toensurea

good connection, residue dirt and dust from the connection point. A loose connection may cause malfunctions

or interferences noise and distortion.

Thenconnectthe+12/24Vterminaloftheamplierwiththebatterybyusinganappropriatecableincluding

an in-line fuse. This fuse should be located very close to the battery; for safety reasons not more than 30 cm

away. Only insert the fuse when the installation, including the connection of the loudspeakers, has been ac-

complished.

Thenconnect theremote turn-on-wirefromtheheadunit withthe amplier‘sREMterminal.A cablewitha

cross-section of 0.5 mm

is adequate.

LOUDSPEAKER CONNECTION

- In4-channeloperation(i.e.oneloudspeakeroneachamplierchannel),theimpedancemust

not be lower than 2 ohms for each speaker

- Inbridgingmode(twoamplieroutputscombined)theimpedancemustnotbelowerthan4ohms

for the bridged output.

- Never connect loudspeaker cables with the ground of the chassis or the +12/24V supply voltage.

Iftheamplierisoperatedwithatoolowimpedanceorincorrectlyused,theentiresoundsystemmaybedam-

aged. This means a warranty void in such cases.

AUDIO SIGNAL CABLES

When installing the audio cables between the RCA outputs of the head unit and the RCA inputs of the ampli-

er(Fig.1,1),theaudioandpowersupplycablesshould,ifpossible,notberoutedalongthesamesideofthe

vehicle. We recommend a separated installation, e.g. routing the power cable through the cable channel on

the left side and the audio cables through the cable channel of the vehicle on the right side or vice versa. This

prevents interferences due to crosstalk into the audio signal.

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ESX Q-FOURv2 Seite 9

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