Nikon SB27 Instruction Manual - Page 20

Setting zoom-head position In the horizontal position, the SB-27 has four zoom-head position settings: 24mm, 28mm, 35mm and 50mm. Three zoom-head position settings are available in the vertical position: 35mm, 50mm and 70mm. -All the above stops are indicated in the LCD panel. -Zoom-head positioning differs depending on the camera/lens combination. Cameras in Groups I and II with Nikkor lenses with built-in CPU The SB-27 automatically adjusts the zoom-head position to provide an angle of coverage that matches the focal length of the lens in use. (Automatic zoom-head positioning) ➀Automatic zoom-head positioning is activated. ➁Automatic zoom-head positioning is canceled. TTL A M mm ZOOM M ISO ft m 60 18 30 9 15 4 72 41 2 0.6 TTL A M mm ZOOM M ISO ft m 60 18 30 9 15 4 72 41 2 0.6 -When using a Nikkor lens with built-in CPU whose focal length is below or above the SB-27's available range, the zoom-head automatically adjusts to the closest focal length setting. Note: Automatic zoom-head positioning is not possible if a small M appears above the ZOOM. Press the "ZOOM" button several times until the M disappears ➀. NOTE To cancel automatic zoom-head positioning and set the position manually: (1) Press the "ZOOM" and "M" buttons simultaneously for approx. 2 sec. until the small M above the ZOOM starts to blink ➁. Automatic zoom-head positioning is canceled. (2) When the small M has stopped blinking, press the "ZOOM" button and set the desired zoom-head position manually. When set in this way, the zoom-head position setting remains unchanged even if the power is turned ON or OFF, or the lens is changed. • To resume automatic zoom-head positioning, perform procedure (1) above to make the small M above the ZOOM disappear. If the small M is still visible, continue to press the "ZOOM" button.