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TELEPHONE OPERATION
BASE LIGHTS
LIGHT | STATUS: | INDICATES: | 
MESSAGE WAITING | flashing  | There are new messages in your  | 
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  | voicemail. Service must be  | 
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  | subscribed to through your  | 
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  | local telephone company.  | 
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IN USE  | on  | Base or handset is on a call.  | 
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IN USE  | flashing  | Extension is in use.  | 
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CHARGING  | on  | Handset is in the base charging.  | 
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MUTE  | on  | Base microphone is muted.  | 
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SPEAKER  | flashing  | HOLD function is activated.  | 
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SPEAKER  | on  | Base speakerphone is in use.  | 
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TONES AND WHAT THEY MEAN
TONE: | INDICATES: | 
Two quick beeps  | Handset is out of range of the base.  | 
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Three quick beeps  | Battery charge is low.  | 
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One beep  | Handset registration is complete  | 
  | — OR —  | 
  | A programming command is successfully  | 
  | completed.  | 
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One long beep  | Indicates an error in programming.  | 
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