Mac OS 9.1: No Sound From Internal Modem When Network Setup Extension Is Disabled

With the Network Setup Extension disabled, the internal modem may not generate any sound.

Symptom

With the Network Setup Extension disabled, the internal modem does not generate any sound.


Solution

Use the Extensions Manager to make sure the Network Setup Extension is installed and turned on.

If the extension is not installed, install Mac OS 9.1 Update, or, if you have the full Mac OS 9.1 Install CD, custom install Open
Transport from the CD. Open Transport is located in the Network & Connectivity archive.

 

Related Documents

 

31288 Mac OS 9: Installing or Removing Individual Components
88166 Mac OS 9: Modem Makes No Sound

 

Published Date: Oct 11, 2016