Sony DSLR-A390 Instruction Manual page 28

You call prevent light from entering through the viewfinder and affecting
the exposure. When the shutter is released without the use of the viewfinder
ill viewfinder mode, as ill shooting with the self-timer, attach the eyepiece
cover.
1
Tiltthe LCDmonitor d ownward.
2 Carefullyslidetheeyecup off by
pushingon eachsideof the
eyecup.
• Put your fingers under the eyecup, and
slide it upward.
3 Slide theeyepiece coveroverthe
viewfinder.
N01e
• The eyepiece sensors located below the viewfinder may be activated depending on
the situation, and the locus may be adjusted or the LCD monitor may continue to
flash. In such cases, turn off both [Eye-Start AF] (page 67) and [Auto off w/VF]
(page 125).
28