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

2








-
-
   
   




       

-
-

-

-
-          

        

-        

-


-

      
     
  
    -


      
       

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 PHASE TESTER
     -   
 -       
           
         

Warranty Quick starng guide
Rear panel
Basic instrucons
Connecons to the amplier

5
-
        

 
         -

       




          


        
         


  

Notes:
-       
      
     

Schuko plug
-         
          


③ LOUDSEPAKER TERMINALS

  -         
      -    
-
-
 


        

          


Important Note: Check the impedance of your speakers.



④ OPTIONAL BOARD
           
         

⑤ PRE OUT (RCA OUTPUT)

        

⑥ OPTION (INPUT) .
       

         

⑦ LINE 4 & AV BYPASS .
-
 -         


       

       

⑧ LINE 2, 3 et 4 - INPUTS (RCA) .
          
         
"analog" signal (as opposed to "digital" signal). To connect

 
"WHITE" to the LEFT channel.
Connecng a turntable:     
         
                                      .

        


⑨ LINE 1 - INPUT (XLR) .

      


Connecons to the amplier
ENGLISH

6
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 .
         

        
        


LINE 1 to LINE 4/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 .


 -      


Front panel Connecons and uses

7



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.
WARNING!

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 black p in
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.
Tubes
Tubes installaon Bias adjustment method
ENGLISH

8
   -    -


(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 (LINE4) for "by-pass" stages of gain control in
                       .
*1x RCA "Pre-Out" output for adding an amplier power in
-.

1x Headphone jack output (6.35 mm) in front
General

430x200x405 mm / Weight: 25 kg


3

 0634654605757
 0634654605764
Remote control
Specicaons
Remote control

9
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
ENGLISH

10
Notes

11

12
BC ACOUSTIQUE
BP 306
94709 Maisons-Alfort Cedex France
www.bc-acousque.com