Nikon F6 Instruction Manual page 69

Locking aperture
To lock aperture set in step 2, rotate the Sub-
Command Dial while pressing the shutter
speed/aperture lock button so aperture lock
indication appears in the top LCD panel and
viewfinder. The aperture display is reversed in the
rear LCD panel (in detailed and large displays). To
release the lock, rotate the Sub-Command Dial
while pressing the shutter speed/aperture lock
button so aperture lock indication
the LCD panel and viewfinder. Aperture lock is also
released when the lens is detached.
When a CPU Nikkor lens other than G-type is not set to its minimum aperture
setting, blinks in the top LCD panel and viewfinder and the shutter locks.
When the maximum aperture is specified in "Non-CPU lens data" (
aperture value is displayed in the top LCD panel, rear LCD panel (in detailed or
large display) and viewfinder. In this case, aperture can be set to an intermediate
value with the aperture ring but the display only shows changes in one EV steps.
When the maximum aperture is not specified, aperture display shows the EV step
difference from the maximum aperture (i.e.,
aperture); set/confirm aperture with the lens aperture ring.
When the subject is too dark or too bright, one of the following warnings will
appear in the top and rear LCD panels (detailed and large displays) or viewfinder
(electronic analog exposure display will also indicate the amount of under- or
overexposure):
• : Select smaller aperture (larger f-number). If the warning indication does not
disappear, use an ND filter.
• : Select larger aperture (smaller f-number). If the warning indication does not
disappear, use a Speedlight.
CSM b1: Shutter speed/aperture value displayed in the top LCD panel, rear
LCD panel (in detailed or large display) and viewfinder can be set to change
in steps of 1/2 or one EV (
CSM f4: When a lens other than G-type is attached, aperture can be set to be
adjusted using only the lens aperture ring (
to be adjusted using the Main-Command Dial (
disappears in
97).
: two steps from maximum
110). Also, aperture can be set
109).
Detailed display
144),
69