This manual covers safety precautions, installation requirements, and basic operation of the TCL NT21A71 TV. It explains how to connect power, antennas, and external devices, and provides guidance on using the remote control for picture and sound adjustments.
Additional sections describe audio volume control, common troubleshooting steps, and technical specifications such as screen size, power supply, and audio output. The document also includes notes on maintenance and warranty information. This manual is written in Chinese.
| Screen size | 51 cm |
|---|---|
| Power supply | 220 V / 50 Hz |
| Audio output power | 1.5 W RMS |
The TV operates on a 220 V, 50 Hz mains supply.
The display measures 51 cm.