Canon Speedlite 540EZ Manual page 26

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Connect the flash units to the camera using the appropriate multi-

flash accessories.

After confirming that each flash unit is in the state described below,

take the picture.

(1) The ready lamp is lit.

(2) The flash mode is set to TTL (or A-TTL).

If the TTL Hot Shoe Adapter 3's built-in battery becomes depleted, the flash

charge completion signal will not be transmitted and the flash will not fire Be

sure to check the battery level of the TTL Hot Shoe Adapters before use. '

If a cord extension is necessary, up to three connecting cords can be connect¬

ed end-to-end for a maximum total length of 9m / 30ft.

If the flash units are set to manual mode, normal manual flash firing is possi-

Note 1:

Even if the A-TTL indicator is displayed in the LCD panel, the 540EZ will

operate in TTL mode.

Note 2:

If flash exposure compensation is set on the 540EZ, the flash exposure

compensation indicator will appear in the LCD panel but the flash output

will not actually be compensated. In multiple flash setups, flash exposure

compensation must be performed on the camera side.

Note 3:

Even if the second-curtain sync indicator is displayed in the LCD panel the

540EZ will operate in first-curtain sync mode.

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