Aiphone GT-1A Operation Manual Download Page 3

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1

  When a call is received from an entrance station or guard station, 

a call tone sounds.

•  The Tone off LED will 

flash. 

*  If there is no response, the 

call ends after the call 
duration has elapsed. 

2

  Press the TALK button once to answer the call.

•  The Tone off LED will 

turn on.

*  Enable push-to-talk communication by pressing the TALK button for 

one second or more during hands-free communication. (For push-to-
talk communication, press the TALK button to speak, and release to 
listen.)

3

  Press the TALK button once to end communication.

*  Communication ends automatically after approximately one minute.

 2 

OPERATION

Answering a call

2-1

Calling from the doorbell button

2-2

1

  When receiving a call from a doorbell button, a call tone will 

sound for the duration of the button being pressed.

•  Call tone is different than that from the entrance station. 

(Communication is not possible.)

*  Available depending on the equipment used in the system.

Door release

2-3

1

 Press 

the 

 door release button while in communication with 

the entrance station.

2

  Door release is activated at the entrance station.

*  Available depending on the equipment used in the system.

NOTE:  

Duration of door release activation can be controlled by the 
entrance panel audio module, or by the door release system that is 
used. 

Turning the entrance light on when a light is installed in the common 
area.

1

 Press 

the   guard station call/light button once during entrance 

station calling or communication.

2

  The light at the entrance will only turn on for the preset time 

duration.

Light control

2-4

*  Available depending on the equipment used in the system.

NOTE:  

This function is not available if a surveillance camera is installed in 
the common area.

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