This document is the user manual for model BDL4251V, which provides detailed information on the safety instructions, connection and button overview, remote control usage, setup steps, connectivity options, and basic operations of this LCD display.
This manual explains safe handling of the BDL4251V LCD monitor, including warnings about electric shock, proper ventilation and disposal. It also describes the contents of the package and the required accessories.
Detailed sections cover connector types, remote‑control operation, picture and audio settings, advanced options, performance specifications and troubleshooting tips for common issues such as no sound or remote‑control problems. This manual is written in Chinese.
| Screen size | 42" / 106.7 cm |
|---|---|
| Resolution | 1920 × 1080 dots |
| Brightness | 700 cd/m² (typ.) |
| Contrast ratio | 1000:1 (typ.) |
| Response time | 9 ms (typ. G‑to‑G) |
| Viewing angle | 178° vertical / 178° horizontal (typ.) |
| Maximum power consumption | 232 W |
| HDMI input | HDMI IN 高清输入连接端 |
| VGA input | VGA IN (15‑pin mini D‑Sub) |
| Pin 1 | Video Signal Red |
Remove the fuse cover and the existing fuse, insert a BS 1362 5 A (or approved) fuse, then replace the cover.
When a Sleep Timer is set, the Schedule function is disabled and cannot be used.
Verify the battery status, ensure the battery is placed correctly, and check that the remote is aimed at the monitor’s sensor.
It indicates that the monitor is not receiving a video signal from the connected source.