164AppendixTipsPlaybackConnectionsContentsFront panel Display Rear panel IndexRemoteSettingsUsage DataTo help us improve our products and customer service, Denon collectsanonymous information about how you use your AV receiver (such asfrequently used input sources and sound modes and speaker settings).Denon will never provide any information we collect to third parties.Yes (Default) : Provide Denon with information about how you use thisunit via the network.No : Do not provide Denon with information about how you use this unitvia the network.FirmwareSet whether or not to check for firmware update, update the firmware,and display update and upgrade notifications.2 UpdateUpdate the firmware of the receiver.Check for Update : Check for firmware updates. You can also checkapproximately how long it will take to completean update.Update Start : Execute the update process. When the update starts,the menu screen is shut down. During the update, theprogress is shown on the display.%• If updating fails, the set automatically retries, but if updating is still notpossible, one of the messages shown below is displayed. If the display readsas shown below, check the settings and network environment, then updateagain.Display DescriptionUpdating fail Updating failed.Login failed Failure to log into server.Server is busy Server is busy. Wait a while then try again.Connection fail Failure in connecting to server.Download fail Downloading of the firmware has failed.