LG Flatron L173ST User Manual page 39

'CHILD LOCK ' message appears.
The 'CHILD LOCK' message
appears when pressing the Menu
button.
Screen colour is abnormal.
Screen has poor colour resolution
(16 colors).
Screen colour is unstable or mono-
colored.
Do black spots appear on the
screen?
After-image appears on the monitor.
After-image appears when the
monitor is turned off.
•
Use the buttons to select ON or OFF. The TV
can be set up so that it can only be used with the
remote control. This feature can prevent unauthorized
viewing.
In order to lock the OSD screen adjustment, set the
Child Lock tab to the 'on' position.
In order to unlock it, do the following :
1) Push the menu button on the remote control and set
Child Lock to the 'off' position.
2) Simultaenously push the menu button on the right
of the monitor and the ' + ' button for 5 seconds.
• Set the number of colors to more than 24 bits (true
colour)
Select Control Panel – Display – Settings – Colour
Table menu in Windows.
• Check the connection status of the signal cable.
Or, re-insert the PC video card.
• Several pixels (red, green, white or black colour)
may appear on the screen, which can be
attributable to the unique characteristics of the
LCD panel. It is not a malfunction of the LCD.
• If you use a fixed image for a long time, the pixels
may be damaged quickly. Use the screensaver
function.
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