Getting to Know the USB ISDN TA
The Adapter’s Ports
ISDN Port: connects to an ISDN cable
USB Port: connects to an USB cable
The Adapter’s LEDs
Power: glows green when the software driver is well installed in your computer
B1: glows green when transmitting / receiving data in 64 Kbps speed mode
B2: glows green when transmitting / receiving data in 128 Kbps speed mode
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