3. Your modem may already be in use. Close any other applications which access your modem. Ensure no extensions are loaded which might conflict, such as fax software which might be waiting for an incoming fax. 2. Try switching your modem off and then on again. 1. Ensure you have selected the correct port in the modem setup. Ensure your modem is on and connected to that port. TotalAccess™ can’t locate and use your modem.