Canon Speedlite 420EX Instruction Manual

Canon Speedlite 420EX manual cover
Pages 56
Year 2000
Language(s)
English en

Canon Speedlite 420EX Specification

The Canon Speedlite 420EX is a versatile flash unit designed for Canon EOS cameras, providing photographers with enhanced lighting capabilities to improve their photography in various lighting conditions. It features E-TTL (Evaluative Through-The-Lens) technology that allows for precise flash exposure by automatically adjusting the flash output based on the camera's settings and the scene's lighting conditions. The 420EX offers a guide number of 42 meters at ISO 100, ensuring sufficient power for a wide range of shooting scenarios. It supports a zoom flash head that automatically adjusts to match the focal length of the lens, ranging from 24mm to 105mm, with a built-in wide panel extending coverage to 14mm. The flash head can be tilted upwards up to 90 degrees and swiveled 180 degrees horizontally, facilitating bounce flash techniques for softer, more natural lighting. The Speedlite 420EX is compatible with Canon's wireless flash system, allowing it to function as a slave unit in multi-flash setups controlled by a master unit, providing flexibility in creative lighting arrangements. It is powered by four AA batteries, which ensure quick recycling times and sufficient energy for extended shooting sessions. The compact and lightweight design makes it a convenient accessory for on-the-go photographers, while its intuitive controls and reliable performance make it suitable for both amateur and professional users seeking to enhance their lighting techniques. Overall, the Canon Speedlite 420EX is a reliable and adaptable flash solution that enhances the photographer's ability to capture well-lit, high-quality images in diverse shooting environments.

Canon Speedlite 420EX F.A.Q.

How do I attach the Canon Speedlite 420EX to my camera?

To attach the Canon Speedlite 420EX to your camera, first ensure both the flash and camera are powered off. Slide the flash's mounting foot into the camera's hot shoe until it clicks into place. Secure it by turning the locking wheel clockwise.

What are the basic steps to use the Canon Speedlite 420EX for the first time?

Insert four AA batteries into the flash. Turn on the Speedlite by sliding the power switch to the 'ON' position. Ensure the flash is securely mounted on the camera and select the desired mode, such as E-TTL for automatic exposure.

How can I troubleshoot if the Canon Speedlite 420EX is not firing?

Check that the batteries are correctly installed and fully charged. Ensure the flash is properly attached to the camera and the power switch is turned on. Verify the flash is set to the correct mode and that the camera settings are compatible.

What maintenance does the Canon Speedlite 420EX require?

Regularly clean the flash unit with a soft, dry cloth to remove dust and smudges. Remove batteries if the flash will not be used for an extended period to prevent leakage. Periodically check the battery contacts and clean them if necessary.

How do I use the Canon Speedlite 420EX in bounce mode?

Tilt the flash head upwards or to the side to bounce the light off a ceiling or wall. This creates a softer, more diffused light. Adjust the angle of the flash head to control the direction of the bounce.

How can I extend the battery life of my Canon Speedlite 420EX?

Use high-quality rechargeable batteries and replace them once they no longer hold a charge effectively. Avoid using the flash at full power constantly and switch it off when not in use. Consider using an external battery pack for longer shoots.

What should I do if the Canon Speedlite 420EX overheat warning appears?

If an overheat warning appears, turn off the flash and allow it to cool down for several minutes. Avoid firing the flash in rapid succession to prevent overheating. Use lower power settings when possible.

How do I reset the Canon Speedlite 420EX settings to default?

The Canon Speedlite 420EX does not have a dedicated reset button. To reset, manually adjust the settings back to your desired defaults. Refer to the user manual for guidance on setting adjustments.

Can I use the Canon Speedlite 420EX off-camera?

Yes, the Canon Speedlite 420EX can be used off-camera with a compatible wireless trigger or cable. Ensure your camera and trigger support off-camera flash control and set the flash to the appropriate mode.

How can I improve the performance of my Canon Speedlite 420EX in low-light conditions?

Use the flash's AF-assist beam to help with focusing in low-light situations. Adjust the flash exposure compensation to balance the lighting, and consider bouncing the flash for more natural lighting effects.