This power amplifier has protection features to prevent any damages from misuse or faulty conditions. If the unit senses excessive heat, short circuited speakers or
overload, the protection indicators will light, and the system will be turned off. In order to check the occurred problem, you should turn all levels down and all power off
and carefully check the installation for wiring mistakes or short. If the amplifier shuts down due to excessive heat, the protection indicators will not light: simply allow time
for the unit to cool. Before removing your amplifier, refer to the list below and follow the suggested procedures.
Always test the speakers and their wires first.
Problem Check points
Amplifier is
not powered up
•Check that there is battery power on the +12V terminal.
•Check that remote terminal has at least +12V DC remote connection.
•Check a good ground connection. Check all fuses.
•Check the protection LED is not lit.
Protection LED illuminates
when amplifier is powered up
•Check shorts on speaker wires.
•Remove speaker wires and reset the amplifier. If the protection LED still comes on, then the amplifier is faulty.
Fuse blowing
•Check that the minimum speaker impedance is correct.
•Check short on power cable and vehicle chassis.
Overheating
•Check that the minimum speaker impedance is correct.
•Check speaker shorts.
•Check that there is a good airflow around the amplifier.
Sound too low / Distorted
sound
•Check that the input level control is set to match the output level of the unit.
•Check the head unit volume.
•Check speaker shorts.
•Check that crossover frequencies have been properly set.
High hiss /
engine noise
in speakers
•Check a good ground and for speaker shorts.
•Disconnect all RCA inputs from the amplifier. If hiss/noise disappears, check it with a good RCA interconnect.
Then check the component driving the amplifier.
Cette amplificateur et équiper de protection pour éviter tous dégâts en cas de mauvaise manipulation .Si l’ampli détecte une anomalie (court-circuits – surchauffe ) l’ampli
se coupe automatiquement . Pour examiner le problèmes vérifier tous vos branchements , le temps que l’ampli refroidisse . vérifier en premier les Haut parleurs puis tous
les câbles d’alimentation . si le problèmes persiste consulter un technicien.
Problèmes Contrôle
A
ide
Pas de son
Voyant PWR allumé? Vérifier le fusible, Contrôler le Câble REMOTE, Contrôler le+12Volt et la masse
Le Voyant PROTECTION est
allumé ?
Court circuit des Haut-parleurs, ampli surchauffe ou défectueux
Amplificateur ne se
met Pas en marche
Pas d’alimentation Vérifier le + 12 volt, la masse, le fusible
Pas d’alimentation sur le REMOTE Vérifier le REMOTE sur l’Autoradio
Ampli se met en
PROTECTION a haut
Volume
Vérifier l’Impédance des Haut-
parleurs
Vérifier si l’Impédance sur les connecteurs des haut-parleurs n’est pas en dessous de 2Ω
Vérifier si l’Impédance sur les connecteurs des haut-parleurs n’est pas en dessous de 1Ω
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