Olympus 102455 - Stylus Zoom 115 QD DLX Date 35mm Camera Instructions Manual page 59

The LCD display goes off suddenly.
If you don't use the camera, the LCD goes off after
four and half minutes.
Close the lens barrier and open it again or operate
the zoom lever to turn the LCD back on. In additon, the
power is turned Off automatically after 4.5 hours. When
the camera is not in use, try to keep the lens barrier
closed.
The shutter release button doesn't release when the
remote control's shutter release button is pressed.
The remote control hasn't been used in the 20
minutes since the Selftimer/Remote Control mode
was engaged, causing the LCD panel to turn off.
Press the zoom lever. The LCD will light. Then
press the Selftimer/Remote button again.
59