Multi-tech-systems MT5600ZDX Instrukcja Użytkownika Pobierz pdf (Strona 63)

Owners Manual

case "U" characters is a good way to send an alternating test pattern of

ones and zeros. The data received by the remote modem will enter its

analog receiver, be converted to digital data, be reconverted into analog,

and then looped through its transmitter back to the local modem. Your

modem passes this test if the data entered from the local keyboard is the

same as the data received on your monitor.

Figure 4-3. Digital Loopback Test (remote/automatic)

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Multi-tech-systems MT5600ZDX Instrukcja Użytkownika Strona 63