Leave the initialization string at the bottom at the default S7=255S10=255X0T and see if it dials with the COM port setting you entered. Modem setup for the Windows version and Setup for the DOS version. All these changes pertain to the setup screen of the DL900 software. Open page wide FAX TO: Customers FROM: Caddx Technical Support SUBJECT: Modem Setup DATE: Monday, DecemContact if you would like to receive the software via e-mail.