User manual CANON SPEEDLITE 270EX

[. . . ] If you fire more than 20 continuous flashes in a short time, the overheating prevention function may be activated and make the recycling time about 8 to 20 sec. If this occurs, allow a rest time of about 15 min. and the functioning of the flash will then return to normal. If you change the batteries after firing flashes continuously, be aware that the batteries might be hot. [. . . ] 19 for guidelines about the flash shooting range. By pointing the flash head toward a wall or ceiling, the flash will bounce off the surface before illuminating the subject. This can soften shadows behind the subject for more naturallooking shots. When the resulting picture is dark, set smaller F number (open the aperture) or increase the ISO speed and try shooting again. The resulting picture may also be dark if the wall or ceiling is too far away. The wall or ceiling should be a plain, white or nearly white color for high reflectance. if the bounce surface is colored , this may produce a color cast in the resulting picture. After shooting with bounce flash, be sure to return the flash head to the forward-facing position and push the flash head back into its original position. Pull the flash head forward and then tilt it upward to determine the flash head angle. Determine the best angle for bounce flash by taking test shots and checking the resulting pictures on the camera LCD monitor. To save battery power, power will be turned off automatically after 90 sec. * You can cancel the auto power off function. When you press the camera's shutter button halfway, the flash may fire repeatedly. This is the AF-assist beam function that facilitates autofocus for dark scenes. This function is available when using the Speedlite with an EOS DIGITAL camera that has an external flash control function. Depending on the camera model, note that the firmware may need to be updated. This enables you to see the shadow effects on the subject before flash shooting. Do not fire the modeling flash more than 10 consecutive times. If you fire the modeling flash 10 consecutive times, allow the Speedlite to rest for at least 10 min. When the 270EX is attached to an EOS DIGITAL camera with an external flash control function, you can make the following settings by camera menu operations. [. . . ] Batteries shall not be exposed to excessive heat such as sunshine, fire or the like. Dry batteries shall not be subjected to charging. This symbol indicates that this product is not to be disposed of with your household waste, according to the WEEE Directive (2002/96/EC) and your national law. This product should be handed over to a designated collection point, e. [. . . ]