User manual



:  ISDN 
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 



 
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

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 3  
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/ ISDN 

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 
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 "multi-comb" 


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 PBX 
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 ""


:  PBX 


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 "" 


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 



 





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 
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 PBX 





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 PBX 
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
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
●

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

/

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 
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
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
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
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
 D: 


 (

)  






 
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
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 B-3 
1

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
2








 1-LINE




/

1.




 





 





 1-
LINE 




: 



/
2.




 Auto Answer ()
3.




 Distinctive Ring () 




154
 B 






THWW