Tendzone TYCHO T 1212/CA - Manual (Page 4)

I. Device Architecture
Figure 1
The front panel of device is shown in Figure 1：
- Power indicator: after the power supply is switched on, light indicates power status.
- Status indicator: the system will run normally if the indicator is flickering and the indicator will be ON for a long time
during upgrading.
- Telephone indicator: the indicator will be ON when enabling the telephone module. Otherwise, the indicator is OFF. TC
series only.
- Input signal indicator: Illuminates when there is an input signal present. The number of indicators is equal to total
number of input channels of on the device.
- Output signal indicator: Illuminates if there is an output signal present, the number of indicators is equal to total
number of output channels on the device.
The rear panel of device is shown in Figure 1:
- AVC220V: power plug, supporting AC 100V~240V power supply, 50~60Hz, power soft switch;
- M-LAN: network interface, connect PC, on-line editing and command receiving and sending control;
- RC-LINK: external control panel interface, to connect RC panel via the network cable;
- TEL/OUT,TEL/IN：telephone access module;
- RS232: communication interface, to connect the external central control equipment / support camera tracking;
- GPIO: order transfer. For the specific connection mode, see GPIO setting in 2.1.3.6;
- RS485: support camera tracking;