LG 42LN5400 Owners Manual - Page 30

External Control Device Setup - cable setup

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30 Troubleshooting / EXTERNAL CONTROL DEVICE SETUP Video Problem Solution An image displays in black and white or yyAdjust the color setting in the menu option. the color quality is poor. yyKeep a sufficient distance between this product and other electronic products. yyScroll to other channels. There may a problem with the broadcast. Horizontal or vertical bars appears or images blur yyCheck if there are local interferences such as an electrical appliance or power tool. Lines or streaks appear on images yyCheck the antenna or aim the antenna to the proper direction. Afterimages (ghosts) appear when the yyPixels may have been damaged from a fixed image displayed for a long time (image burn). product turns off Use a screen saver to prevent the pixel damage on the screen. The power is on but the screen appears yyAdjust the brightness and contrast in the menu option. extremely dark. "No Signal" appears on the screen. Black spots appear on the screen. The display offset is wrong. yyCheck if the signal cable is connected between the TV and products properly. yyCheck the selected input source by pressing INPUT. yySeveral pixels in red, green, white, or black may appear on the screen that can attribute to the characteristics of the panel. yyThis is normal. yyAdjust the position setting in the Picture menu. yyCheck if the video card resolution and frequency are supported by the product. If the frequency is out of range, set to the recommended resolution using the display settings on the external device. Thin lines appear in the background of yyCheck the video cable connections. the screen. The reception on some channels is poor yyScroll to other channels. There may a problem with the broadcast. yyThe station signal may be weak. Aim the antenna to the proper direction. yyCheck if there is local interferences such as an electrical appliance or power tool. ENGLISH EXTERNAL CONTROL DEVICE SETUP To obtain the external control device setup information, please visit 'www.lg.com'.

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ENGLISH
30
TROUBLESHOOTING / EXTERNAL CONTROL DEVICE SETUP
Video
Problem
Solution
An image displays in black and white or
the color quality is poor.
y
Adjust the color setting in the menu option.
y
Keep a sufficient distance between this product and other electronic products.
y
Scroll to other channels. There may a problem with the broadcast.
Horizontal or vertical bars appears or
images blur
y
Check if there are local interferences such as an electrical appliance or power tool.
Lines or streaks appear on images
y
Check the antenna or aim the antenna to the proper direction.
Afterimages (ghosts) appear when the
product turns off
y
Pixels may have been damaged from a fixed image displayed for a long time (image burn).
Use a screen saver to prevent the pixel damage on the screen.
The power is on but the screen appears
extremely dark.
y
Adjust the brightness and contrast in the menu option.
“No Signal” appears on the screen.
y
Check if the signal cable is connected between the TV and products properly.
y
Check the selected input source by pressing
INPUT
.
Black spots appear on the screen.
y
Several pixels in red, green, white, or black may appear on the screen that can attribute to
the characteristics of the panel.
y
This is normal.
The display offset is wrong.
y
Adjust the position setting in the Picture menu.
y
Check if the video card resolution and frequency are supported by the product. If the
frequency is out of range, set to the recommended resolution using the display settings on
the external device.
Thin lines appear in the background of
the screen.
y
Check the video cable connections.
The reception on some channels is
poor
y
Scroll to other channels. There may a problem with the broadcast.
y
The station signal may be weak. Aim the antenna to the proper direction.
y
Check if there is local interferences such as an electrical appliance or power tool.
EXTERNAL CONTROL DEVICE SETUP
To obtain the external control device setup information, please visit ‘www.lg.com’.