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manual abstract
The Canon Speedlite 90EX is a compact flash unit for Canon EOS cameras, and works with the E-TTL II and E-TTL autoflash systems. All control is performed on the camera side, letting you easily enjoy flash shooting in the same manner as a built-in flash. . Use with an EOS DIGITAL camera • The 90EX is designed for optimum use with an EOS DIGITAL camera. . Be sure to also read the description of flash shooting in the camera’s instruction manual. * The menu screens used in this instruction manual are the EOS M menu screens. 3 Nomenclature ............................................................................................................4 Installing the Batteries .............................................................................................5 Attaching the Flash ..................................................................................................7 Flash Shooting ..........................................................................................................8 Flash Shooting in Each Camera Mode ...................................................................9 Other Functions ......................................................................................................12 Setting the Flash Functions by Camera Operation .............................................13 About Wireless Flash .............................................................................................15 Wireless Settings ....................................................................................................15 Fully Automatic Wireless Flash .............................................................................18 Flash Ratio with E-TTL II ........................................................................................22 Wireless Multiple Speedlite Shooting with Manual Flash Output ......................27 Troubleshooting Guide ..........................................................................................28 Specifications .........................................................................................................30 Contents 4 Nomenclature " Flash head/AF-assist beam emitter (p.12) # Flash output detection sensor $ Locking pin % Contacts & Mounting foot (p.7) ' lamp (p.8) ( Battery compartment cover (p.5) ) Mounting foot lock lever (p.7) * Power button (p.8) + Power lamp ' ( ) * " + $ % & # 5 1 Slide the battery compartment cover and open it as shown by the arrows. 2 Install two batteries. . Make sure the + and - battery contacts are correctly oriented. . Return the cover to its original position. Recycling Time and Flash Count Recycling Time: Approx. 0.1 - 5.5 sec. Flash Count: Approx. 100 flashes or more . Based on new size-AAA/LR03 alkaline batteries and Canon’s testing standards. Installing the Batteries 6 . Be sure to use a new set of two batteries of the same brand. When replacing the batteries, replace both batteries at once. . Do not fire more than 20 continuous flashes in a short time. . If you change the batteries after firing flashes continuously, be aware that the batteries might be hot. . Using size-AAA/LR03 batteries other than the alkaline type may cause improper battery contact due to the irregular shape of the battery contacts. 7 Be sure to turn off the Speedlite before attaching or detaching it. 1 Slide the lock lever to the left and attach the Speedlite to the camera. . Slip the Speedlite’s mounting foot firmly all the way into the camera’s hot shoe. 2 Secure the Speedlite. . Slide the lock lever to the right. . To remove the Speedlite, slide the lock lever to the left and detach it from the camera. Attaching the Flash 8 1 Press and hold the power button for at least 1 second to turn on the flash. BThe power lamp turns on and flash recycling starts. 2 Check that the
lamp is lit. . When the
lamp lights, you can shoot with the flash. . See p.32 for guidelines about the flash shooting range. 3 Take the picture. Flash Shooting 9 In this mode, the camera will automatically adjust the flash output level to achieve standard exposure with Program AE, which automatically sets the shutter speed and aperture according to the brightness of the subject. • If the resulting picture is underexposed, increase the ISO speed. In this mode, the camera will automatically adjust the flash output level to achieve standard exposure for the automatically set aperture. • If the aperture display blinks, it means that the background exposure will be underexposed or overexposed. Adjust the shutter speed until the aperture display stops blinking. Flash Shooting in Each Camera Mode V: Program AE X: Shutter Priority AE 10 In this mode, the camera will automatically adjust the flash output level to achieve standard exposure for the set aperture. If the background is dark, like a night scene, a slow sync speed will be used to obtain a standard exposure of both the main subject and background. Standard exposure of the main subject is obta...