101-001 (iTDC), 101-002 (EIO88), 101-145 (iTDCSR) -30- Users Manual
IDTeck – iTDC 2~4 DOOR ACCESS CONTROLLER
Figure: Multi drop connection (by TCP/IP internal module)
6.6 TCP/IP CONVERTER (EXTERNAL VERSION)
Please, see the Software manual.
7. OPERATION STATUS
7.1 LED INDICATORS OF THE iTDC
The LEDs for indicating the status of the iTDC are located as shown in the Figure: iTDC Layout. Each
LED will be turned on and off as the following status of the iTDC.
LED1 ~ LED2
These two LEDs indicate the communication status. LED1 blinks while the communication signal is
receiving from the PC. LED2 blinks while iTDC is sending the signals to the PC.
LED1: RxD, LED2: TxD
LED3 ~ LED6
If the TCP/IP module is installed, these LEDs indicate the status of the TCP/IP module.
LED3: Connection Status, LED4: 10M bps, LED5: 100M bps, LED6: Collision Status