The Speedlite Canon 430EX is a high-performance flash dedicated to EOS cameras. It works automatically with the E-TTL II, E-TTL, and TTL autoflash systems. It can be used as a camera's built-in flash or as part of a wireless flash system.
This manual explains how to prepare and operate the Canon Speedlite 430EX flash unit. It covers mounting the flash on an EOS camera, inserting four AA batteries, and using the automatic E‑TTL, E‑TTL II, and TTL exposure modes. Safety notes advise limiting rapid shooting to 20 consecutive flashes and allowing a 10‑minute cool‑down period.
The guide also details wireless flash capabilities, function button operations, and special features such as high‑speed sync, stroboscopic flash, and second‑curtain sync. Compatibility information for Camera Type A and Type B models is provided, along with a list of functions that are available or unavailable on each camera type. This manual is written in Portuguese.