LG M3204CCBA Owners Manual - Page 50

The Audio Does Not Work, Screen Color is Abnormal, Abnormal Operation

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Troubleshooting ● No sound? The Audio Does Not Work • See if the audio cable is connected properly. • Adjust the volume. • See if the sound is set properly. ● Sound is too dull. ● Sound is too low. • Select the appropriate equalizer setting. • Adjust the volume. Screen Color is Abnormal ● S creen has poor color resolution (16 colors). • Set the number of colors to more than 24 bits (true color) Select Control Panel - Display - Settings - Color Table menu in Windows. ● S creen color is unstable or monocolored. • Check the connection status of the signal cable. Or, re-insert the PC video card. ● D o black spots appear on the screen? • S everal pixels (red, green, white or black color) may appear on the screen, which can be attributable to the unique characteristics of the LCD panel. This is not a malfunction of the LCD. Abnormal Operation ● The power suddenly turned off. • Is the sleep timer set? • C heck the power control settings. Power interrupted. • "CAUTION! FAN STOP!" If the power is turns off after this message appears, it means that the fan has malfunctioned. Contact your local service center. 50

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Troubleshooting
• Set the number of colors to more than 24 bits
(true color)
Select Control Panel - Display - Settings - Color
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 color)
may appear on the screen, which can be
attributable to the unique characteristics of the
LCD panel. This is not a malfunction of the
LCD.
●
Screen has poor color resolution
(16 colors).
●
Screen color is unstable or mono-
colored.
●
Do black spots appear on the screen?
• See if the audio cable is connected properly.
• Adjust the volume.
• See if the sound is set properly.
• Select the appropriate equalizer setting.
• Adjust the volume.
●
No sound?
●
Sound is too dull.
●
Sound is too low.
• Is the sleep timer set?
•
Check the power control settings.
Power interrupted.
•
"CAUTION! FAN STOP!"
If the power is turns off after this message appears,
it means that the fan has malfunctioned. Contact your
local service center.
●
The power suddenly turned off.
The Audio Does Not Work
Screen Color is Abnormal
Abnormal Operation