Contact us
FaceLCD Hong Kong Limited
Tel: +8615818692944
E-mail: sales@facelcd.com
Address: 13F, Buiding B, Colorful Tech Park, Guanlan High tech park, Longhua Dist, Shenzhen,China ZIP code 518100
LCD Driver Board
LCD driver board (often called a controller board or A/D board) is the core circuit board that acts as a translator between your computer or video source and the LCD screen. It's what allows a raw LCD panel to function as a monitor .
Think of it as the "brains" of a monitor. Without it, a bare LCD screen is just a blank piece of glass. Here’s what it does:
| Function | Description |
|---|---|
| Converts Signals | Translates input from HDMI, VGA, or DisplayPort into a format the LCD panel can understand . |
| Manages Resolution | Scales images to match the screen's native resolution, ensuring a sharp picture . |
| Provides Power | Powers the screen and its backlight, often converting voltages as needed . |
| Controls Settings | Powers the On-Screen Display (OSD) for adjusting brightness, contrast, etc. . |
How It's Used
The most popular use is reusing a laptop screen. If your laptop breaks, you can buy a universal LCD driver board kit. You connect the screen's model number to the board, and it turns your old laptop panel into a standalone desktop monitor .
Key Tech Specs
When picking a board, look for these:
-
Input: What you plug into it (HDMI, VGA, DP) .
-
Output: How the board talks to the screen (LVDS for older laptops, eDP for newer ones) .
-
Resolution: The max resolution it supports (e.g., 1080p, 4K) .