Canon Speedlite 600EX-RT Instruction Manual - Page 91

Manual Flash/Stroboscopic Flash Setting on a Slave Unit You can directly operate the slave unit to manually set the manual flash or stroboscopic flash. This function is called individual slave. This is convenient when, for example, you use the Speedlite Transmitter ST-E2 (sold separately) to perform wireless manual flash or stroboscopic flash. 1 Set the slave unit (p.78). Manual Flash 2 Set the individual slave. Press the button on the slave unit continuously until is displayed. X The flash mode is set to . Set the manual flash output (p.31). Stroboscopic Flash Press the button and set to . Set the stroboscopic flash settings (p.33). Press the button again to return to the normal slave status. The flash frequency for stroboscopic flash during optical wireless transmission shooting can be set from 1 Hz to 199 Hz (settings from 250 Hz to 500 Hz are not available). A slave unit set as an individual slave does not reflect the master unit's flash mode. It fires in the flash mode set on the individual slave. 89