If modem is plugged into a phone line splitter, remove it and try connecting the line directly to a telephone wall jack. Cannot contact Internet provider with recommended AT command string. Check with your Internet provider for requirements. Characters appear twice on screen. Communication software not set up for full duplex operation.
Incomprehensible characters appear on screen.
Data bit, parity, and stop bit settings are incorrect. Not Found Use the communications software s auto-search function to determine if your system can communicate with the modem. If the system cannot communicate with it, the modem will have to be reconfigured. Before reconfiguring it, make sure that the Windows 3.x modem IRQ setting matches the IRQ you have selected for it. Restart Windows and repeat the communications software auto-search function.