Key facts
- Brand
- Kolin
- Model
- TVB-420D
- Category
- Set Top Box(STB)
- Industry
- Electronics
- Documents
- 2
- Languages
- ZH
- Last added
- 2012-04-11
Start here
Kolin TVB-420D Tuner Box Manual
This manual covers the installation and initial setup of the Kolin TVB-420D tuner box, including power connection, antenna placement, and selecting the appropriate input source. Detailed instructions are provided for operating the remote control, adjusting picture settings, and switching between TV, AV, HDMI, and other inputs.
Safety precautions, maintenance guidelines, and a troubleshooting section are included to help users avoid LCD burn‑in, clean the display safely, and resolve common issues such as no picture or audio problems. This manual is written in Chinese.
Kolin TVB-420D specifications
| Model | TVB-420D |
|---|---|
| Supported input sources | TV, AV1, AV2, SV1, SV2, YPbPr1, YPbPr2, HDMI1, HDMI2, VGA, DTV |
| Supported aspect ratios | 16:9 and 4:3 |
Source: Kolin TVB-420D Tuner Box Manual
All Kolin TVB-420D documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How do I turn on the TVB-420D?
Press the power button; the indicator changes from blue to red and the unit powers on after a few seconds.
What should I check if there is no picture on the screen?
Verify that the power cable is correctly connected, the unit is turned on, and the input source is selected correctly.