Why is there no sound and picture on my Changhong Electric LED40E1090H?
If your Changhong Electric LED TV has no sound and picture, please check the following: * Ensure the main plug is connected to a wall outlet. * Verify you've pressed the POWER button on the front of the TV. * Examine the picture contrast and brightness settings.
General| Screen Size | 40 inches |
|---|---|
| Display Type | LED |
| HDMI Ports | 2 |
| USB Ports | 1 |
| Wi-Fi | No |
| Smart TV | No |
| Aspect Ratio | 16:9 |
| Power Consumption | 75W |
| Weight | 8.5 kg |
| Resolution | 1920 x 1080 (Full HD) |
Key instructions for safe operation, installation, and environmental considerations.
Guide to initial connection, power on, and basic configuration settings.
Adjust picture quality parameters like brightness, contrast, and color.
Configure sound parameters such as treble, bass, and surround sound.
Configure tuner type, auto scan, manual scan, and channel search.
Solutions for common operational issues like picture, sound, and remote control problems.
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