Aiphone GT-1D Service Manual

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NAMES
Hearing aid T-mode compatibility symbol*1
OPTION button
TONE OFF LED (orange)
When TONE OFF is set, the LED blinks every 5.5 seconds.
Handset
Door release button
Security guard station call/light button
Buzzer sound hole
*1: This unit emits an electromagnetic field for hearing aids with a
T-mode to produce clear audio.
Off-Moderate-Loud
Call tone volume control switch
Adjust the call tone volume.

Aiphone GT-1D Specifications

General

Material	Plastic
Product type	Handset
Mounting type	Surface
Product color	White
Brand compatibility	Aiphone
Operating temperature (T-T)	-10 - 60 °C