Boca Systems M144Ai, Руководство пользователя

Страница: 17 / 40

17
No dial tone.
Modem will not
connect to another
modem.
No response when
you type in AT
commands
• Verify that you have cables plugged in
correctly as instructed in Section Two.
• Connect a telephone set directly to the
wall jack and check for a dial tone. If no
dial tone is heard, the telephone line is
not working. Contact the telephone
company.
• Review software installation.
• Check the connections between the
modem and the computer, and the
modem and the telephone line.
• Make sure the telephone jack is
operational as described above.
• The telephone line may be in use at a
different extension.
• Perhaps the number you have called does
not reach a modem, or the remote modem
may not be set up to respond.
• There may be a conflicting port address.
Re-configure the modem’s I/O port
address.
SYMPTOM POSSIBLE REMEDY
Section Three: Troubleshooting
This section lists common problems that may be
encountered and their possible solutions.
Troubleshooting