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Mounting 

 
 

Connect with the 
correct phase 

 

  

Always  connect  using  the  correct  phase,  from  the 
+-pole  on  the  amplifier  to  the  +-pole  on  the 
loudspeaker and respectively for the minus (-) pole  

   

If  you  by  accident  connect  the  other  way, 
there  is  no  risk  of  damage.  However,  the 
phase  of  the  signal  will  be  not  correct, 
resulting in improper sound. 

 

Overload 

 

  

With high power load under long time there is risk 
of overloading the driver and/or the amplifier. 
 
  

   

If you play extremely loud for a long time 
there  is  a  risk  that  you  destroy  the 
product. 
 

 

The initial playing 
time 

 

  

Amplifiers  do  not  generally  need  any  “playing  in” 
time.  Class  A  amplifiers  need  a  few  minutes  in 
order to stabilize the operating temperature. 
 

   

Class A mode uses a higher nominal 
quiescent current through the output 
stage, which in turn produces more heat 
dissipation. The output transistors heat 
the cooling sink, and the temperature is 
measured by a sensor, feeding the 
information back to the output stage, thus 
regulating the bias.  
The regulation takes a few minutes before 
it becomes completely stable. During this 
time high listening volumes should be 
avoided. 
 

 
 

Summary of Contents for CLASS-A100D3

Page 1: ...Page 1 14 XTZ CLASS A100D3 CLASS A INTEGRATED HIGH END AMPLIFIER User manual 2008 XTZ AB www xtz se...

Page 2: ...of contents Page Contents 3 About XTZ 4 Technical presentation 5 Preparations 6 Practice of sound Installation and placement tips 7 Mounting 9 Functional reference 10 Technical specifications 13 Serv...

Page 3: ...he best way please read the manual carefully before using Room Analyzer It takes patience to optimize a hifi system If you lack experience from this kind of measurements or have any questions please c...

Page 4: ...tics always is a matter of taste XTZ Goal Our main goal is to provide the best value for money Our concept Cut down the numbers of middlemen Put more money into product quality and less on advertising...

Page 5: ...making it very hot CLASS AB MODE Class AB is the standard operating mode among conventional amplifiers The maximum output power is radically higher than in Class A mode This mode is suitable when you...

Page 6: ...ions Should there be any damage on the product please contact your retailer Check that the mains voltage marking on the back panel matches your local mains voltage If the product is cold wait to conne...

Page 7: ...eiling or floor will amplify lower frequencies in a sometimes not desirable way since it may lead to an indistinct sound reproduction This amplification becomes even more obvious if the loudspeaker is...

Page 8: ...the listener The distance between the front speakers should be about 80 of the distance to the listener In other words the recommended angle between the front speakers is 45 Finally Please remember th...

Page 9: ...extremely loud for a long time there is a risk that you destroy the product The initial playing time Amplifiers do not generally need any playing in time Class A amplifiers need a few minutes in order...

Page 10: ...D 3 DVD 4 AUX 5 PHONO 6 DIGITAL 7 VOLYM 8 IR 9 DISPLAY 10 POWER ON OFF 11 AC INPUT 12 VOLTAGE 13 DIGITAL Inputs 14 SUB OUT 15 REC OUT 16 PRE OUT 17 AMP IN 18 PHONO MM MC 19 PHONO IN 20 CD 21 DVD 22 AU...

Page 11: ...e digital inputs Push it once to change to next digital input 7 VOLUME Adjusting the volume on the amplifier 8 IR Infra red eye Do not put anything in the way of the IR eye 9 DISPLAY All information i...

Page 12: ...DIM Lower the backlight in the display 22 MUTE Sets the volume to zero MUTE in the display 23 OPERATION MODE Press CLASS A CLASS AB or AUTO to put the amplifier into the corresponding operating mode...

Page 13: ...se 5 Hz 50kHz non flatness 0 5dB SNR Ratio 100dB A Weighted 100W 8ohm Impedance input 20 kOhms Voltage gain 42dB Damping factor 100 AC Power supply 220 240V 110 130V POWER 2x50W 8 Ohm Class A 2x110W 8...

Page 14: ...tedly in a short period of time Make sure that no objects coins needles etc fall into the unit If you plan to leave the unit unused for a longer time when on a journey for instance make sure the AC po...

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