TRENDnet TFM-560U - 56 Kbps Fax User Manual page 29

High speed usb 2.0 fax modem
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You may also be prompted to enter an initialization string by
the software. Use AT&F as your initialization string.
2. Modem dials but does not connect
Be sure the IRQ setting is identical on the modem and the
software.
Make sure that the phone line is working properly. A noisy
line will prevent proper modem operation.
3. Modem displays errors while on-line with a remote modem
Make sure Call Waiting is turned off.
Make sure RTS/CTS hardware flow control is enabled (do not
use XON/XOFF software flow control when transferring
binary files).
Make sure the data speed is not faster than your computer
capability. Operating too many applications at the same time
may cause communication problem. Close unnecessary
application in your system.
4. Modem exhibits poor voice recording or playback
Make sure the correct modem type is selected in the
Voice/FAX software. Volume adjustment is available in
control panel.
Make sure your computer is fast enough to handle voice
operations (38.4 Kbps). Voice operations are CPU
intensive and require a better CPU sharing when
running under Windows.
5. No Dial tone
Ensure that the telephone cord it securely connected at both
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