Aiphone GT-1C-L operation manual Names, Security guard station call/light button

1	NAMES
Color LCD video monitor
	Hearing aid T-mode	Speaker
	compatibility symbol*1
	(GT-1C-L only)
		ADJUST button
		ZOOM/WIDE button
STATUS LED (orange)*2		Pan/tilt button
		Indicated with ￿ ￿
TONE OFF LED (orange)*3
		￿ ￿ button symbols.
	Microphone	OFF button
Door release button		TALK button
	OPTION button	Transmit LED (orange)*4

Screen brightness control

（0～10）

Adjust the LCD screen brightness.

Receive volume control*5

（0～10）

Adjust the receive volume during communication. At“0”, no sound is output.

Call tone volume

（0～10）

Adjust the call tone volume.

At“0”, no sound is output.

Security guard station call/light button

*1: This unit emits an electromagnetic field for hearing aids equipped with T-mode to produce clear audio.

*2: The status is indicated by the LED lighting and blinking.

Long-interval blinking: Blinks every 5.5 seconds

Medium-interval blinking: Blinks every 2.5 seconds

Blinking: Blinks every 0.5 seconds

*3: When the call tone is set to OFF, this LED will blink with a long interval.

*4: The LED lights up while communicating.

*5: When the handset is connected, the receive volume control cannot be adjusted.

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