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16 Sportster Winmodem 33600 & x2/56K - User's manual
6. Execute the function that authorizes sending AT
commands to the modem; in other words, put the
computer in terminal mode.
7. Verify that the computer and the modem can
communicate with each other by sending the
following AT command (you can type the
command either with uppercase or lowercase
letters, but you must not combine the two
different types of letters). Press the Enter key
(carriage return) , indicated in the following example
by the word Enter surrounded by brackets.
$7(QWHU!
If everything is OK, the modem will respond with the following
message:
2.
If the command is not echoed back (AT is not displayed on the
screen), it means that local echo is turned off. In order to turn it
on, send the following command to the modem :
$7((QWHU!
If, on the contrary, the screen displays double characters, it
means that local echo is turned on both at the modem and in the
software. Turn the software local echo off, if such an option is
available, or turn the modem local echo off with the following
command:
$7((QWHU!
Factory Settings
The modem has been pre-configured at the factory. In most
cases, it will work properly with these factory settings. However,
if necessary, you can modify them with the communication
commands.
In order to display the present modem settings, do the following:
1. Run the communications program.
2. Go into the program's terminal mode.
3. Type: