Troubleshootings; Modem Connection; Modem Does Not Respond To At Commands - TRENDnet TFM-560U - 56 Kbps Fax User Manual

TROUBLESHOOTINGS

Modem Connection

Your modem is designed to provide reliable and trouble-free
functionality, however, should you experience any difficulty, the
information contained in this section will assist you in determining and
resolving the source of the problem.

1. Modem does not respond to AT commands

Make sure the modem is not configured with a conflicting
COM port and IRQ setting. Make sure the communication
software is configured with the correct COM and IRQ settings
(the same COM port and IRQ as the modem). Your
communications software will not be able to send or receive
any data if it is not configured to match the COM port and
IRQ settings for the modem.
DOS based communication program is not working with this
modem neither can you operate the modem in MS-DOS
prompt screen.
Make sure the modem is properly initialized using the driver
software. The software may improperly.
modem because you have selected an incorrect modem type.
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Initialize your