Nikon 25492 Reference Manual page 78

A
The Shooting Menu
Metering can also be adjusted using the Metering option in the
shooting menu (0 127).
A
Adjusting Shutter Speed and Aperture
While exposure lock is in effect, the following settings can be adjusted without altering the
metered value for exposure:
Mode
Programmed auto
Shutter-priority auto
Aperture-priority auto
The metering method itself can not be changed while exposure lock is in effect.
t
62
Shutter speed and aperture (flexible program; 0 54)
Shutter speed
Aperture
Setting