17 f.a.q.s, F.a.q.s – ATL Telecom AM200 User Manual

Page 137

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ATL User Guide

AM200 Modem

137

17

17 F.A.Q.s

Please check the following points if problems are experienced setting up a DSL link:

It is recommended that a pair of units be set up back-to-back and are working correctly in the desired
operational mode before deployment.

The units will not get into sync

1.

Check that one AM200 is set to CO and the other(s) to CPE.

2.

Ensure the modem is being used on unconditioned twisted pairs.

3.

Check the correct pin connections are being used on the RJ45 line connector.

4.

Check that the transmission distance is not beyond the range of the equipment.

5.

If using an adapter to connect to a BT EPS8/9 line, check that the colour is grey for the AM200.

Where can I get a Terminal Emulator program?

Most versions of Windows running on a PC come with a VT100 terminal emulator, such as HyperTerminal.
TeraTerm is the recommended VT100 terminal emulator. This can be downloaded from the ATL web site at
http://www.atltelecom.com/support

When I plug in the Terminal Emulator I get strange characters on the screen.

The bit rate of the serial port is probably set to the wrong speed. The default bit rate for the AM200
management serial port is 19200 baud. Go to the terminal emulator serial port configuration menu and set
the serial port to 19200 baud, 8 bits, no parity, Xon/Xoff flow control.

When using the management terminal, the function keys do not work.

Most PC based terminal emulators allow the programming of the function keys. If you follow the installation
of TeraTerm the function keys will be set up for you.

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