This manual covers the safe use and setup of the TCL LCD20A71 television. It includes safety precautions, preparation steps before operation, and detailed instructions for connecting video and audio sources such as HDMI, VGA and component inputs.
The document also describes how to adjust picture settings like contrast, brightness and color, as well as audio settings and speaker configuration. Technical specifications such as power requirements, supported video standards and dimensions are listed at the end of the manual. This manual is written in Chinese.
| Power Supply | 12 V DC |
|---|---|
| Supported Video Standards | PAL, NTSC 3.58, NTSC 4.43 |
Use the contrast setting in the on‑screen display menu to increase or decrease picture contrast.