BC Acoustique EX888 User manual

BC ACOUSTIQUE
BP 306 - 94709 Maisons-Alfort Cedex France
Tubes Amplier
ENGLISH FRANCAIS SPANISH DEUTSCH
OWNER’S MANUEL
MODE D’EMPLOI
MANUEL DEL USUARIO
BEDIENUNGSANLEITUNG

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







-
-
   
   




       

-
-

-

-
-          

        

-        

-


-

      
     
  
    -


      
       

The WEEE symbol is that of the European

     
    
      

          
        

        
"dangerous voltage" uninsulated which may

      
     
   


      

       
       
     

       

Recommendaons
Safety instrucons
Summary Glossary

-
              
                  

Introducon

3
ENGLISH
           
        



        

        




        

5-35 ° C.



        






         

             

        


        



         
      
         

       


    -  

       

         



- 
-        
        
 
        

-
-
-
-
-
          
 

-         
      

         
 
      


-       

-        

Locaon and precauons
Product recycling Warranty
Power sources

4
-
      




          

        


        

         


          

          
Warning:          



      
     
     
    


① AC MAIN INPUT

 

② LOUDSEPAKER TERMINALS

  -         
      -    
-
-
 


        

          


Important Note: Check the impedance of your speakers.


③ OPTIONAL BOARD
           
         

④ PRE OUT (RCA OUTPUT)

        

Basic instrucons
Quick starng guide
Warranty Connecon to the amplier
Rear panel

5
ENGLISH
⑤ OPTION (INPUT) .
       

         

⑥ AV ByPass .
-
 -         


       

       

⑦ INPUTS (RCA) .


"analog" signal (as opposed to "digital" signal). To connect

 
"WHITE" to the LEFT channel.
Connecng a turntable:     
         
                                      .

        


① PHONE / HEADPHONES .
Important note:       
     
       

        
         
       
        

② MODE .
       
     
          


③ DIRECT .
         
        
         


④ BASS and TREBLE .
          

        
 .
        


+10 decibels knob turned in the direcon of clockwise and
-
⑤ VOLUME .


⑥ SOURCE SELECTOR .
         

        
        


Connecons
Front panel
Connecons and uses

6
CD, TUNER, AUX1 or AUX2/BYPASS:   


OPTION .
Without Oponal card: This buon selects the listening to
  source you have connected to the RCA OPTION

With Oponal card: This buon allows you to select the

.


⑦ ON / OFF BUTTON .




2x ECC82 in V1 and V4 posions
2x ECC83 in V2 and V3 posions
4x KT-88 from V5 to V8 posions
Warning, tubes are numbered (V1 to V8) since the factory
sengs have been made with a tube for each posion,
please posion each tube accordingly.  



Original tubes supplied with your amplier BC EX888 have
50 hours "running in" period, their characteriscs are
already greatly stabilized.

Seng procedure biases tubes KT88
Warning: Seng Bias is normally not likely to vary over
me. But you have to perform this sengs when changing
the tube. The original tubes have already been the subject
of this procedure at the factory.
-      
    
-

② and the

②.
-          
0.45 V.
    ② increase the voltage by
        

The life of a tube depends on the parcular use and the
average output power. As part of a "classic" use, a life of
about 2500 hours is generally allowed.
Connecon and use
Tubes installaon
Bias adjustment method
Tubes installaon

7
ENGLISH
   -    - 
         
       
(including CD players EX series) range.
①


②

③

④1…9.0: Keypad / Track selecon
⑤-
⑥ 

⑦
⑧
⑨-
⑩


⑪
⑫ 
⑬-
⑭
⑮
Amplier secon

2 x 40W (ultra-linear mode) or 2 x 20W (in triode mode)
Ω, 8Ω
-

 ≥ 93dB


Ω
         

     - 



Connecons
5x RCA inputs (gold plated) including: .
*1x RCA input (OPTION) can receive an oponal board card
*1x RCA input (AUX2/AV) for "by-pass" stages of gain con-
.
*1x RCA "Pre-Out" output for adding an amplier power in
-.

1x Headphone jack output (6.35 mm) front side
General

430x200x405 mm / Weight: 25 kg


3



Remote control
Specicaons
Remote control

8
Troubleshoong
         


The unit does not turn on.
-
-

-
-
There is no sound
-
-
-
One channel no sound
-
-
-
A loud humming or buzzing is noceable
-

-
-

The bass is weak or the stereo image is diuse

The sound is distorted


The remote control does not work
-
-
        

-



        
-    

BC ACOUSTIQUE
BP 306
94709 Maisons-Alfort Cedex France
www.bc-acousque.com