iPad: Using accessories with iPad Dock Last Modified: April 16, 2010 Article: TS3308 iPad: Using accessories with iPad Dock Symptoms iPad Dock features an audio line-out and dock-connector port, which you can use to connect other accessories while iPad is docked. When using certain dock-connector accessories, you may see the following behavior: No audio from the line-out port Accessory Not Supported alert This article provides information for resolving these issues. Products Affected iPad Resolution No audio from the audio line-out port Most Dock Connector accessories that don't provide audio out, prevent audio from routing to the audio line out on the iPad dock. If this occurs, you can use the headset jack on iPad for audio output. Example: Apple Dock Connector to VGA Adapter. Accessory Not Supported alert When you connect an accessory that is incompatible with the iPad dock, an alert appears stating: "Accessory Not Supported - This accessory only works when directly connected to iPad" Connect the accessory directly to iPad. Note: Some accessories that display this alert may not work even when directly connected to iPad. Refer to the manufacturer's documentation or website to verify it is a "Made for iPad" or "Made for iPod/Made for iPhone/Made for iPad" accessory.