DB Drive EUPHORIA XPERT EX2K Manuel de l'utilisateur - Page 6
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4. TROUBLE SHOOTING
NO SOUND ( NO OUTPUT )
1) Please check all connections, cables' routing, short and voltage at
2) Please check built-in or external fuses, If it is blown, please repalce with new one.
3) Please check whether speakers work well, you can test speakers by connecting to another amplifiers.
PROTECTION
1) Please check overload, overheat ( thermal ) , short, voltage and DC offset.
2) Minimum working impedance for EX1K and EX2K is 1 ohm.
Lower than 1ohm can damage the amplifiers.
3) If the EUPHORIA XPERT amplifiers are shut down due to overheat, Reset by turning off the remote input
and allowing time to cool down.
Please make sure there are no airflow obstructions around EUPHORIA XPERT amplifier to prevent thermal
protection.
4) EX1K & EX2K have voltage protection as 10 ~ 16 volts.
If Voltage is out of range as above, EUPHORIA XPERT amplifiers will be protected.
POOR BASS RESPONSE
1) Please check speaker polaritys.
WHINING NOISE
1) Engine noise is caused by poor grounding of EUPHORIA XPERTamplifiers, headunit, other components, battery or
alternator, so please check all grounding connections.
TM
TM
05
amplifiers and headunit.
EUPHORIA XPERT