Sony CCD-TRV108 Operating Instructions (primary manual) Operating Instructions Manual page 23

Recording a picture
To record pictures with the viewfinder
– Adjusting the viewfinder
If you record pictures with the LCD panel closed, check the picture with the viewfinder.
Adjust the viewfinder lens to your eyesight so that the indicators in the viewfinder
come into sharp focus.
Lift up the viewfinder and move the viewfinder lens adjustment lever.
Viewfinder backlight (CCD-TRV107/TRV308/TRV408/TRV608 only)
You can change the brightness of the backlight. Select VF B.L. in the menu settings
(p. 69).
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