18 Series LCD TV
TROUBLESHOOTING
Before calling a technician, please check the following items to see if the below mentioned symptoms can be diagnosed and fixed.
Symptoms | Possible Reasons |
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No picture, no | 1.The power cord is not plugged in | 1.Plug the power cord in |
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sound, and no |
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2.The power is off | 2.Turn the power on |
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indicator light on |
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No picture, no | 1.Contrast, sharpness, color and |
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volume are all in the minimum value | 1.Alter the value of contrast, | |||
sound, but the | or TV is in mute mode | sharpness, color and volume |
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green light | 2.PC has no signal in PC mode | 2.Press any button or input PC signal | ||
indicator | 3.The signal cord is not correctly | 3.Connect the signal cord correctly | ||
| connected |
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| 1.Contrast, sharpness, and color are | 1.Adjust the value of Contrast, | ||
Picture and sound | sharpness, and color |
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set improperly | 2.Set the Color system to the country | |||
with abnormity | 2.Color system is set improperly | broadcasting standard |
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| 3.Sound system is set improperly | 3.Set the Sound system to the country | ||
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| broadcasting standard |
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Picture is spotted | Signal source is | Use the qualified signal cord |
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or with snow | cord is in a lower quality |
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Blue background | No Video signal or the signal cord is | Connect the signal cord properly |
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in AV mode | improperly/not connected |
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Picture is unclear, |
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or moves or have |
| Adjust automatically by selecting Auto | ||
black stripes on |
| Adjust or adjust Clock、 Phase、H | ||
horizontal position | Picture is not well adjusted | Position 、 V | Position manually | after |
in PC mode |
| entering into the PC Setting menu to | ||
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| solve this problem |
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PC Picture is not in |
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the middle of the |
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screen |
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| No Audio signal or the signal cord is | 1.Connect | the audio signal | cord |
No sound | properly |
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improperly/not connected |
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| 2.Set the sound system properly |
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| 1.Make sure the positive and the | ||
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| negative polarities are correct. |
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The remote control | Batteries are improperly installed or | 2.Check if there is a loose contact | ||
does not work | exhausted | between the batteries and the | ||
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| springs |
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| 3.Replace the batteries |
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Colors of PC | The user made the wrong Color Temp |
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Picture on display | Readjust the Color Temperature |
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adjustment |
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are improper |
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