NEC E758 User Manual page 16

Large format display
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10. Recommended adjustments
The backlight used for this monitor has a limited life and its brightness decreases with the usage time.
Also, if the same still image is shown for a long time, "Image Persistence" may occur. "Image Persistence" is a phenomenon
in which the image of an LCD remains visible after the image has changed.
The "Image Persistence" is gradually eliminated by changing the screen, but if the same screen is shown for too long, the
"Image Persistence" will not disappear.
To avoid shortening the monitor's lifetime, consider the following:
• Turn off the monitor's main power switch when not in use.
• Use the
button on the main unit or the
• If using a cover made of glass or acrylic to protect the panel surface of the main unit, the panel is sealed and the internal
temperature rises.
Reduce the monitor's brightness to prevent the internal temperature from rising. If the monitor is connected to a computer,
use the computer's power management function to control the monitor's automatic power off.
• Use [Schedule] in the OSD menu to automatically control the monitor's on and standby power states as required.
NOTEE:
When using the schedule function, set [Current Time settings] in the [Schedule] OSD menu.

button on the remote control to put the monitor in standby mode.
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