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INSTALLATION AND OPERATION MANUAL

Audio Power Amplifiers 

XA1000
XA1400 

XA SERIES

Summary of Contents for XA1000

Page 1: ...INSTALLATION AND OPERATION MANUAL Audio Power Amplifiers XA1000 XA1400 XA SERIES ...

Page 2: ... les avertissements 4 Suivez toutes les avertissements 5 N utilisez pas ce produit près de l eau la piscine la plage le lac etc 6 Nettoyez seulement avec une étoffe sèche 7 Ne bloquez aucuns troux de ventilation Installez en accord avec les instructions du manufacturier 8 N installez près aucunes sources de chaleur comme radiateurs registres de chaleur fours ou les autres équipements y compris amp...

Page 3: ...ON 9 MAINTENANCE 10 SPECIFICATIONS 11 WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT USE THE PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE TO PREVENT ELECTRICAL SHOCK MATCH WIDE BLADE PLUG TO WIDE SLOT FULLY INSERT CAUTION RISK OF ...

Page 4: ...imiter circuit Stereo bridged or parallel operation Binding post and 4 pole speaker output connection VU meter Output clip indication Multi role output fault indication High quality close tolerance components throughout Lightweight PROTECTION FEATURES Suppression of inrush current at mains turn on Input muting at turn on Input overvoltage protection Radio frequency interference suppression Short c...

Page 5: ...e status circuit are those of a Peak Programme Meter P P M 6 Clip This red LED will illuminate when clip occurs Clipping can occur under extreme operating conditions such as complex or very low loads over driving the amplifier It should be noted that the minimum load for the amplifier is 2 ohms per channel 4 ohm bridged NOTE The amplifier is not damaged by running into clipping but speakers may be...

Page 6: ...on of this manual for detailed information on speaker connector wiring 9 11 12 13 16 10 17 14 15 14 Mains Connection Your amplifier is fitted with an internationally recognised IEC mains inlet connector Please ensure that the connecting mains lead for use with the IEC connector is of an approved type and is of sufficient current carrying ability NOTE Your unit must always be earthed 15 Circuit Bre...

Page 7: ...nector or by the source equipment s output wiring When wiring for an unbalanced source Pin 1 Sleeve GROUND SHIELD Pin 2 Tip HOT in phase with the amplifier s output Pin 3 Ring GROUND SHIELD joins to pin 1 NOTE In line XLR connectors often have a termination lug that connects directly to the chassis of the connector IMPORTANT Do not link this lug to pin 1 at the amplifier s input as it will defeat ...

Page 8: ... are three things you can do to avoid earth loop problems Ensure the mains power for the audio system is quiet i e without equipment on it such as air conditioning refrigeration or lighting which may generate noise in the earth circuit Ensure all equipment within the system shares a common ground safety earth point This will reduce the possibility of circulating earth currents as the equipment wil...

Page 9: ...Inrush Current Suppression ICS circuit is in operation for the first 0 2 seconds This limits the mains current to prevent nuisance tripping of circuit breakers During this period you will hear a couple of relays click indicating mains is now directly applied to the amplifier and the signal path is connected While the ICS circuit operates there is also a 30dB mute on the signal input After two seco...

Page 10: ... amplifier You will find in time that there will be a build up of dust and lint on the grille which may start to hinder the airflow through the amplifier You should periodically remove the dust and keep the grille clean Removal of dust from the rear grille will also aid cooling Over time dust may build up on the leading edge of the fan blades and reduce their cooling efficiency The time taken for ...

Page 11: ... Dimensions H x W x D 190mm x 600mm x 430mm Shipping Weight 10kg Output Power 1 THD 1kHz 2ohm single channel 2ohm both channels driven 4ohm 8ohm Stereo 800W 700W 500W x 2 350W x 2 Bridged 1400W 1000W XA1400 Distortion re 4ohm 1dB below clip THD 1kHz 0 1 Input Impedance 20kohms Input Sensitivity 6 0 6dBu Signal Noise Ratio 100dB Damping factor 1kH re 8 ohms 300 1 Frequency Response 0 5dB 20Hz 20kHz...

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