Testing Using A Built-In Test Pattern (Ats16=4); Ending Testing That Uses The Test Pattern - 3Com 56K Command Reference Manual

Testing Using a
Built-in Test Pattern
(ATS16=4)
Ending Testing That
Uses the Test Pattern
The test pattern is available at all speeds. At 300 bps, the Business
Modem's serial port rate must be fixed (&B1) and the link rate fixed at
300 bps (&N1). At rates over 9600 bps, just set the Business Modem for a
fixed serial port rate (&B1).
Starting Testing That Uses the Test Pattern
To use the test pattern during
testing with
S-Register 16
The &T test
The test pattern is used for testing
equipment and the phone line.
When S16 is set to 4, the Business
Modem transmits the test pattern
when it connects with a remote
device.
Pressing any character key cancels all tests and hangs up the Business
Modem. If you used Register S16, be sure to reset Register S16 and
return to the error-control default. Send
modem.
Testing the Business Modem using S-Resister 16 14-11
Command
AT&M0S16=12.
1. Send ATS16=4 (test pattern command)
2. Send ATS16=4&T6.
ATZ
or to the
AT&M4S16=0