Billion mini USB ISDN TA128
2.2 The Front Panel LEDs
LED | Meaning |
USB | When this LED is lit, it indicates that the USB port |
| is connected to the PC and working properly. |
|
|
ISDN | When this LED is lit, it indicates that the ISDN S0 |
| bus is activated. It will flash when there is message |
| transfer in the D channel. |
|
|
B1 | When this LED is lit, it indicates that the ISDN B1 |
| channel is being accessed. It will flash when there |
| is data transfer in the B1. |
|
|
B2 | When this LED is lit, it indicates that the ISDN B2 |
| channel is being accessed. It will flash when there |
| is data transfer in the B2. |
|
|
PC | When this LED is lit, it indicates that there is at least |
| one application program using the USB ISDN |
| TA128. |
|
|
2.3Connecting the Billion mini USB ISDN TA128
Please refer to the following instructions and figure for installing the mini USB ISDN TA128:
1.Connect the ISDN S0 line to the
2.Connect the USB cable to the USB port and connect the other end of USB cable to the PC. Refer to the following figure.
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