Settings > Chat Settings > Chat Start

Chat Start

Set the type of image to display when a voice / video chat is started under (Friends).

Send Image Set to display an image taken by the EyeToy™ USB camera (sold separately) on the screen of the person you are chatting with.
Send Avatar Set to display your avatar on the screen of the person you are chatting with.

Hint

An avatar is an icon that can be created for each account. The avatar can be set when you create a PLAYSTATION®Network account.

Settings > Chat Settings > Chat Start