Olympus E-3 User Manual page 22

There are other combinations depending on whether you have
set AF operation to S-AF or C-AF mode. A full table of options is
presented in the camera manual and also on page 35 of this
guide.
Slide your thumb down,
past the main input dial
and just below you will see
(and feel)
shaped recess with a round
button marked
green symbol. Pressing
this will display your last
image on
screen if the screen is
turned to face outwards. If
the screen
inwards (i.e. The Olympus
logo is facing outwards)
and locked in place, this
button is de-activated and
will not do anything.
Assuming the screen is turned outwards (or is unclipped from its
recess) you will see your last photograph displayed on the
screen. You will notice that there are three other green markings
on the camera. There is one either side of the main input dial and
another one next to the AEL/AFL button. When the green play
button is depressed and an image is displayed on the screen the
functions marked in green are operated by the relevant controls.
So, if an image is displayed and you turn the main input dial
towards the chequerboard symbol to the left of the dial, the
image will progressively change to smaller thumbnails with each
click of the wheel. The sequence (as shipped) should be:
a crescent
with a
the display
is turned
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