Chapter 3. Installing an Analog Modem
Express Configuration Wizard Modem Disable
Use the Express Configuration Wizard to disable the external an- alog modem by deselecting the Connect External Modem option. Figure
See the section Express Configuration Tray Tool Menu on page 22 for more information on disabling a modem.
Terminal Emulation Modem Enable
An alternative method of enabling/disabling an external analog modem is to use a terminal emulation package such as HyperAC- CESS. In order to determine if an external analog modem is prop- erly connected to the Express XRT, issue the AT command AT!Z (followed by Enter). If an external analog modem is properly con- nected to the Express XRT, the Express XRT responds with the message MODEM FOUND (shown in Figure
The AT!Z command is directed to the Express XRT, not the analog modem itself. An ERROR occurs if the command is sent while the external analog modem is enabled.
If the external analog modem is not properly connected to the Ex- press XRT, the Express XRT responds with the message NO MO-
DEM FOUND.
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