2012 Subaru Legacy Owner's Manual - Page 322
2012 Subaru Legacy Manual
Page 322 highlights
5-40 Audio Message "CHECK DEVICE" ..."NO DEVICE" (type B audio) . "No USB" (type C audio) . "No iPod" (type C audio) "NO FILE" (type B audio) "No song" (type C audio) "NO MUSIC" (type B audio) "No Songs" (type C audio) Cause When there is a short in the USB bus When an incompatible device (for example a USB mouse) is connected When an incompatible iPod® is connected When a connected iPod® is frozen When a transmission malfunction occurs When an iPod® confirmation malfunction occurs When a HUB class USB storage device is connected No USB storage devices/iPod® are connected. An incompatible USB storage device/iPod® is connected. Action Disconnect the USB storage device/iPod® and check it. Connect a supported USB storage device/iPod®. There are no playable audio files on the connected USB storage device. There are no playable audio files on the connected iPod®. Connect a USB storage device that has playable audio files stored on it. Connect an iPod® that has playable audio files stored on it.