AT&T ATT1080 ユーザーズマニュアル

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Getting started
Indicator lights & tones
Alert tones
Confirmation tone 
Programming command completed successfully.
One double-beep 
Message alert tone feature is on and there are  
every 30 seconds 
new private or central messages or when the  
 
hold reminder feature is on and there is a line  
 
on hold.
A triple-beep 
During volume adjustment, the volume level is 
at the maximum or minimum.
NEW CALL
•  On when there are unreviewed calls. 
•  Flashes when there are new voice mail messages.  
  The screen will display ”
COVM”, with “1”, “2”, “3”,  
  and/or “
4” under “COVM”, depending on which  
  lines have messages waiting.
INTERCOM
• On when the telephone is on an intercom call or a  
paged call. 
•  On when the system is busy and the intercom is  
  unavailable.
•  Flashes during an incoming intercom call’s ringing.
HEADSET
•  On when the headset is in use.
•  Flashes when there is an auto-redial call with the  
  headset.
MUTE
•  On when the microphone is muted.
 SPEAKER
•  On when the speakerphone is in use.
•  Flashes when there is an auto-redial call with the  
  speakerphone.