The Canon Speedlite 430EX is a multi-feature flash unit for Canon EOS cameras. It works automatically with E-TTL II, E-TTL, and TTL autoflash systems. It can be used as an on-camera flash or as part of a wireless flash system.
This manual provides step‑by‑step instructions for installing batteries, attaching the Speedlite to a Canon EOS camera, and using the basic automatic flash modes (E‑TTL‑II, E‑TTL, and TTL). It also describes the LCD panel functions, flash exposure compensation, and zoom settings.
Additional sections cover wireless flash operation, custom functions, and safety precautions such as limiting continuous flashes to 20 before a 10‑minute rest period. Contact information for Canon support worldwide is listed at the end of the document.
The Speedlite works automatically with E‑TTL‑II, E‑TTL, and TTL flash metering modes.
Pressing the