iPhone/iPod is not docked properly.
- Remove your iPhone/iPod from the connector and check for any obstruction on the connectors in the dock and on your iPhone/iPod. Then reseat it in the dock.
Your iPhone/iPod software is too old.
- Upgrade software on your iPhone/iPod via iTunes.
iPhone/iPod is locked up.
- Please make sure your iPhone/iPod is working properly before docking it to the unit. Please refer to your manual for details.
Using 3rd generation iPod or other device.
- This unit cannot control those iPad/iPhone/iPods or other devices.