TROUBLESHOOTING
Before calling a technician, please check the following table to see if the below mentioned symptoms can be diagnosed and fixed.
Symptoms | Possible Reasons |
| Correction |
| |||
|
|
|
| ||||
No picture, no | 1. The power cord is not plugged | 1. Plug the power cord in |
| ||||
sound, and no | in | 2. Turn on the power |
| ||||
indicator light | 2. The power is off |
| |||||
|
|
|
|
| |||
on |
|
|
|
|
|
| |
|
|
|
|
|
|
| |
No picture, no |
|
|
|
|
|
| |
sound, but the | Functions of ON/OFF TIME and | Press【 | 】to turn on the TV | ||||
green light | SLEEP have been set |
|
|
|
|
| |
indicator |
|
|
|
|
|
| |
No picture, no | 1.PC is in VGA Mode without any | 1.Press 【 | 】or | input the PC | |||
sound, but the | PC signal input | signal |
|
|
|
| |
yellow light | 2.The signal cord is not connected | 2.Connect |
| the | signal | cord | |
indicator | correctly | properly |
|
|
|
| |
|
|
| |||||
|
| 1.Adjust the value of Contrast, | |||||
Picture and | 1.Contrast, sharpness, and colour | sharpness, and colour |
| ||||
are set improperly | 2.Set the | Colour | System to | the | |||
sound with | |||||||
2.Colour system is set improperly | country broadcasting standard | ||||||
abnormality | |||||||
3.Sound system is set improperly | 3.Set the Sound System to the | ||||||
| |||||||
|
| country broadcasting standard | |||||
|
|
|
|
|
|
| |
Picture is | Signal source is |
|
|
|
|
| |
spotted or with | Use the qualified signal cord |
| |||||
snow | signal is in a lower quality |
|
|
|
|
| |
|
|
|
|
|
| ||
Blue | No Video signal or the signal cord is | Connect the signal cord properly | |||||
background | improperly/not connected |
|
|
|
|
| |
|
|
|
|
|
|
| |
Picture is |
|
|
|
|
|
| |
unclear, or |
| Adjust automatically by selecting | |||||
moves or have |
| Auto Adjust or adjust Clock 、 | |||||
black stripes | Picture is not well adjusted | Phase、H Position and V Position | |||||
on horizontal |
| manually after enter into the PC | |||||
position in PC |
| Setup menu to solve this problem | |||||
mode |
|
|
|
|
|
| |
PC Picture is |
| Adjust pictures automatically by | |||||
not in the |
| ||||||
Picture is not well adjusted | resetting | H Position、V Position、 | |||||
middle of the | |||||||
| Phase and Clock |
|
| ||||
screen |
|
|
| ||||
|
|
|
|
|
| ||
|
|
| |||||
No sound | No Audio signal or the signal cord is | 1.Connect the audio signal cord | |||||
improperly/not connected | properly |
|
|
|
| ||
| 2.Set the sound system properly | ||||||
|
| ||||||
|
| 1.Make sure the positive and the | |||||
The remote |
| negative polarities are correct. | |||||
Batteries are improperly installed or | 2.Check if there is loose contact | ||||||
control does | |||||||
exhausted | between | the | springs and | the | |||
not work | |||||||
| batteries. |
|
|
|
| ||
|
|
|
|
|
| ||
|
| 3.Replace the batteries |
| ||||
| 16 |
|
|
|
|
|