Apple TV Special Report: HDMI connection does not work -- fixes

Some users are unable to achieve video output through HDMI cables from the Apple TV. In some cases, a "no signal" message is displayed on the television. The following fixes may be applicable:

Unplug and re-plug HDMI cables Simply pulling the cables and reconnecting them can result in a proper signal throughput.

Change resolution Try holding down the menu and buttons simultaneously for several seconds, causing the resolution setting to switch.

Reset Apple TV GO to the Apple TV's main menu and select "Settings," then "Reset Settings."

Index:

• Available storage space
• Connecting the Apple TV through a Firewall
• Does not appear in/disappears from devices list in iTunes
• HDMI connection does not work -- fixes
• Hot to the touch -- reducing surface temperature
• Incorrect time setting
• Interference with wireless phones
• Internet connection fails
• iPhoto synchronization fails
• Knowledge Base documents (from Apple)
• Performing a factory restore
• Purchased media (iTunes Store movies, songs) not playing -- fixes
• Resolution difficulty
• Running diagnostics
• Slow transfer: Use Ethernet for synchronization
• Translating video so it plays on the Apple TV

Resources