Nikon SB-22 instruction manual Lightly press camera shutter release button

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3. Lightly press camera shutter release button.

When ready-light comes on but ambient light is insuffi- cient for autofocus operation, AF illuminator fires to start autofocus operation.

If ambient light is sufficient, the AF illuminator does not fire .

4 Confirm whether the green in·focus

•indicator LED lights up, then fully depress the shutter release button.

If focus-nat-possible indicator LED ( x ) remains lit when using the Nikon F-501/N2020, or if focus indi- cator LED ( . ) blinks with Nikon F-401/N4004, auto- focus flash photography is impossible. Focus manually on the clear matte field.

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