With Mac OS 8.1, Monitors & Sound control panel version 1.3.3 is installed. This control panel does not provide any options for setting NTSC/PAL video out. These options can be set by installing and using the Monitors control panel which is installed in the Apple Extras->Monitors Extras Folder. Double-Click the Monitors control panel and click the "Options..." button. The user will be presented with the Video Display Options window. From here, a user should be able to select "Display Video on Television" in either NTSC or PAL Standard.
This feature has been added to the Monitors & Sound control panel that is installed with Mac OS 8.5. With Mac OS 8.5, Monitors & Sound control panel version 1.4.2 is installed. This newer version now includes a button called "Added Options...". By clicking this button the user will be presented with the Video Display Options window that will allow the user to select "Display Video on Television" in either NTSC or PAL Standard.