Upgrade your HP printing system with the Q3931‑67930 DC Controller PC Board Assembly, designed to seamlessly replace the original component in HP 6015, 6030, and 6040 models. This high‑quality replacement delivers reliable power management, ensuring consistent performance and extended printer life. Crafted from premium materials, the board offers robust durability and precise electrical handling, reducing downtime and maintenance costs. Its straightforward installation process allows technicians to quickly restore full functionality, while the exact fit guarantees a perfect match with existing hardware. Trust this dependable component to keep your HP printer running smoothly, providing dependable output and peace of mind for everyday use.