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This operation guide describes the basic 
functions of your GT Series Tenant Station
This tenant station is powered 
by the system and will always 
remain on. Contact the building 
manager if the tenant station in 
this residence is not working.
Power Source
Chime Speaker
Push the Door Release 
Button to unlock the 
entrance during a call.
Door Release Button
Push the option button 
to activate an external 
device, such as a 
garage opener 
(if included).
Option Button
Push the guard button 
to call all guard and / or 
concierge stations 
connected to the 
system (if included).
Guard Button
Pick up the handset to 
answer an incoming call. 
Hang up the handset to 
end the conversation.
Handset
Use the switch to 
adjust the chime 
volume (off, medium, 
or high). The Tone Off 
Indicator Light blinks 
slowly when the 
chime is muted.
Chime Volume Control
Tone Off Indicator Light
This tenant station emits an electromagnetic fi eld, 
producing clear audio for T-Mode compatible hearing aids.
T-Mode Hearing Aid Compatible
GT-1D Tenant Station
GT-1D Consumer Operation Guide 
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For a complete operation manual (3.15 MB), scan QR code to download 
it from the manufacturer’s website: www.aiphone.com/gt-1d-op-man
January 2015