JRC Alphatron LT-3100 Iridium, Руководство по установке и эксплуатации

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32 | User Interface (UI)
7 User Interface (UI)
The Alphatron LT-3100 Iridium is controlled from the LT-3110 Control Unit, which has the user
interface for operating and configuring the system. The control unit has a 4.3" TFT-LCD display,
supporting day and night modes. The layout of the display and buttons is illustrated in Figure 19.
Figure 19: Control Unit (front view) – user interface display and buttons
The control unit buttons, function and features, are described in the following groups:
• Power button : The power button can power off the system by pressing the button for 5
seconds. A pop-up box will show the action, and a counting is showing the count down until
the system is powered off. If the external power source to the system is re-powered, then
the system will power on.
• Brightness button : The brightness button has two functions – change of brightness level and
change of display mode (day and night). When changing the brightness level, the keypad
backlight will be changed as well. Short press (< 1 s); brightness level will change between 7
levels. Long press (≥ 1 s); will change display mode. The display brightness level and display
mode can be changed from the UI menu as well (Menu -> Settings -> Display).
• Off-hook button : The button is illustrated with a green coloured handset. The off-hook
buttons function is to activate a call, if the dialled number is available in the display or a
contact is selected in the Call History. The off-hook button can also be used to accept an
incoming call. The alternative to use the off-hook button is to lift the handset out of the
cradle. If the off-hook button is used and the handset remain in the cradle, the phone audio
will be available in the control unit speaker.
• On-hook button : The button is illustrated with a red coloured handset. Pressing the on-hook
button will terminate an active call.