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2
Enter the following AT commands to select the local/analog/
loopback test:
AT&T1
You are now in the online state.
3
Enter characters from the keyboard as desired.
The characters you enter should be displayed on the screen.
4
Enter the escape code as follows to return to the command
state from the online state.
+++
Receive OK.
5
Enter the following AT commands to terminate the test:
AT&T0
Receive OK.
Test Function
Testing procedure
61
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