Apple IMAC User Manual - Page 121

Troubleshooting Symptom Charts/ Modem Dialing Problems - 39 Modem Cannot Dial Out 1 Open the modem control panel and make sure the modem type selected is iMac Internal 56K, (or Apple iMac internal modem in the Earthlink setup screen) the sound is On, and the dialing is set to Tone. At this point, leave the ignore dial tone setting unselected. 2 Verify you have the correct CCL selected. If the problem persists, reinstall the CCL file. 3 Can you get a normal dial tone with the modem? Yes: Go to the next step. No: Some voice mail systems use a beeping dial tone to notify the user of waiting messages, which can affect the modem connection. Open the modem control panel and select Ignore Dial Tone. 4 If you get an error message that the modem is not found, verify that the modem card is installed and properly seated. If the problem persists, replace the modem card. Modem Reports an Error When Dialing Out Make sure the correct driver is installed and the correct CCL is selected and that they are not corrupted. If necessary, reinstall the driver and/or CCL. If the problem persists, reinstall the system software. Computer Freezes When Modem Dials Enable only the Mac OS files in the Extensions Manager and any modem drivers needed. If the problem persists, reinstall the system software.