LG 47VL10 - Manual (Page 29)

29
ENG
ENGLISH
TROUBLESHOOTING
TROUBLESHOOTING
No image is displayed
Problem Resolution
Is the product power cord
connected?
y See if the power cord is properly connected to the outlet.
Is the power indicator light on? y See if the power switch is turned on.
y May need service.
Power is on, power indicator is blue
but the screen appears extremely
dark.
y Adjust brightness and contrast again.
y Backlight may need repair.
The power indicator amber? y If the product is in power saving mode, move the mouse or press any
key.
y Turn both devices off and then back on.
Does the 'Out of range' message
appear?
y The signal from the PC (video card) is out of the vertical or horizontal
frequency range of the product. Adjust the frequency range by
referring to the Specifications in this manual.
* Maximum resolution
RGB : 1920 x 1080 @ 60 Hz
HDMI/DVI : 1920 x 1080 @ 60 Hz
Does the 'No signal' message
appear?
y The signal cable between PC and product is not connected. Check
the signal cable.
y Press the 'INPUT' menu in the remote Control to check the input
signal.
y Vertical frequency: To enable the user to watch the product display, screen image should be changed
tens of times every second like a fluorescent lamp. The vertical frequency or refresh rate is the times
of image display per second. The unit is Hz.
y Horizontal frequency: The horizontal interval is the time to display one vertical line. When 1 is divided
by the horizontal interval, the number of horizontal lines displayed every second can be tabulated as
the horizontal frequency. The unit is kHz.
NOTE