Q2 Function | Do This  | When  | 
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  | ENGLISH  | |||
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End active call and  | Hold Vol - for 1  | Active call with ringing incoming call  | 
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Hold active call and  | Hold Vol + for 1  | Active call with ringing incoming call or  | 
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switch to incoming or  | second  | held call  | 
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held call  | 
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answer a new incoming  | second  | 
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  | 
  | 
  | 
  | ||
call  | 
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Call conference  | Hold the MFB for  | Active call with call on hold  | 
  | 
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  | about 3 seconds  | 
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Reset the Q2  | Click Vol +, Vol - | Idle (not connected to any phones)  | 
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  | and the MFB  | 
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  | 
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  | together  | 
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