Canon EOS Rebel T1i EOS Utility 2.8 for Windows Instruction Manual - Page 61

Communication between EU and the camera disconnected O Operation of the auto power off function will automatically switch the camera off, disabling communication with EU, if you turn the auto power off function to [ON]. Remove the check mark from [Auto power off] in the preferences window (the [Basic Settings] tab sheet) (p.55) or set the auto power off function in the camera to [OFF]. O If you do not perform any operation while the camera and computer are connected, depending on the computer system, a confirmation message may appear on the screen asking whether you wish to continue communicating with the camera. If you do not perform an operation while this message appears, communication with your camera is discontinued and EU shuts down. In this case, turn the camera's power switch to < OFF >, then again to < ON > and start up EU. O Do not put your computer to sleep while it is connected to the camera. If your computer goes into sleep mode, never disconnect the interface cable while your computer is still in sleep mode. Always wake your computer up while it is still connected to the camera. Depending on the type of computer, disconnecting the interface cable while your computer is in sleep mode could prevent the computer from waking up correctly. Refer to the computer User's Manual for more information on sleep mode. Remotely shot images using EU are not displayed in DPP O In Digital Photo Professional, select the [Tools] menu X [Sync folder with EOS Utility]. Introduction Contents at a Glance 1 Downloading Images 2Camera Settings 3Remote Shooting 4 Preferences Reference Index 60