This manual provides the essential information for installing and operating the LG CT-21T30K color television. It covers safety precautions, power requirements, antenna connection, remote‑control layout, and basic functions such as power on/off, volume control, and channel selection.
Detailed sections explain automatic and manual channel scanning, picture‑adjustment settings, program editing, parental lock, timer functions, and a troubleshooting guide for common issues like no picture, no sound, or power problems. This manual is written in Chinese.
| Power supply voltage | 110‑240V~ 50/60Hz |
|---|---|
| Tuning system | FVS |
| Stored channels | 200 |
| Antenna input impedance | 75Ω |
| Speaker impedance | 8Ω |
| Screen diagonal (CRT) | 54 cm |
| Visible screen diagonal | 51 cm |
| Power consumption | 75 W |
| Dimensions (W×H×D) | 585 × 478 × 459 mm |
| Weight | 22 kg |
Press MENU, select the LANGUAGE item, then choose the desired language (e.g., Chinese) and confirm with OK.
Check that the antenna is properly connected and oriented, verify the selected broadcast standard, and adjust the antenna direction if needed.
Open the MENU, go to the lock settings, and select ON or OFF; the lock can only be changed with the remote control.