For the HP ProBook 540, 541, 550, 6520s, and 6720s series, you can search for a replacement display ribbon cable, also known as the LVDS cable, using the following methods:
1. **Official HP Parts:** Check HP's official website or contact authorized parts resellers. Visit HP's support website, navigate to the parts section, and search for your laptop model to find compatible parts. Alternatively, you can contact HP support for assistance in locating the part.
2. **Online Marketplaces:** Explore websites like eBay, Amazon, or other online retailers. Search for the specific model (ProBook 540, 541, 550, 6520s, 6720s) and look for the display ribbon cable. Always verify compatibility before making a purchase.
3. **Electronics Repair Shops:** Local repair shops specializing in laptop repairs may have access to various replacement parts, including display ribbon cables for the HP ProBook series. Contact them to inquire about availability or if they can order the part for you.
Ensure any replacement display ribbon cable matches the specifications of the original cable and is compatible with your specific HP ProBook model for proper fit and functionality.