LG LSC27990TT User Guide - Page 94

Troubleshooting Check list

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ENGLISH Troubleshooting Check list Symptoms No picture, no sound Sound OK, poor picture Picture OK, poor sound Picture blurred Lines or streaks in picture Poor reception on some channels No color Poor color Remote control does not work Incorrect position Vertical bars or stripes on background Horizontal noise Signal Cable message appears Check these items and try to adjust these The mains plug-(plugged in and switched on) Is the TV switched on Try another channel (weak signal) Check aerial (plugged into TV?) Check aerial (broken lead?) Check aerial Check for local interference Adjust contrast Adjust brightness Adjust color Adjust volume Check the batteries in remote control Check distance and angle. Check Audio/Video sockets (VCR only) Auto-configure or adjust the H/V position Auto-configure or adjust Clock Auto-configure or adjust Clock Phase Is the Signal Cable connected or loose 43

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43
Troubleshooting Check list
ENGLISH
Check these items and try to adjust these
Symptoms
No picture, no sound
Sound OK, poor picture
Picture OK, poor sound
Picture blurred
Lines or streaks in picture
Poor reception on some channels
No color
Poor color
Remote control does not work
Incorrect position
Vertical bars or stripes on background
Horizontal noise
Signal Cable message appears
The mains plug-(plugged in and switched on)
Is the TV switched on
Try another channel (weak signal)
Check aerial (plugged into TV?)
Check aerial (broken lead?)
Check aerial
Check for local interference
Adjust contrast
Adjust brightness
Adjust color
Adjust volume
Check the batteries in remote control
Check distance and angle.
Check Audio/Video sockets (VCR only)
Auto-configure or adjust the H/V position
Auto-configure or adjust Clock
Auto-configure or adjust Clock Phase
Is the Signal Cable connected or loose