Canon 580EX II change in operation with Quantum Turbo Batteries

Owners of Canon 580EX II( TYPE II ONLY) and Turbo 2×2, Turbo SC, Turbo C

Important Operating Notice

Solution: Set Flash Custom Function #01 Auto power off to Disable(1)

Problem
The custom function on the Canon 580EX II is set to (0)enabled when shipped. This function enables the flash go to sleep after a predetermined time of idling.If custom function 01 is not turned off the flash will go to sleep and the Turbo Batteries will shut down.

If C.Fn 01 is not disabled you must turn the Turbo OFF and then ON otherwise it will not wake-up when the flash awakes.

Disabling this function will prevent the above Turbos from shutting down.

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Connecting Procedure for Canon System / Canon 580EX II with above Turbos

If the procedure below is not followed the Turbo with not operate.

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Mount flash to camera.

Connect Turbo long CZ/short CCZ flash cable between 580EX II and Turbo 2×2, Turbo SC or Turbo C

Turn on camera and flash.

Turn on the Turbo last.

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In addition, if C.Fn 12 is turned on ES2 should not be used