The solution is to install this driver offered by the autocad website: hp designjet 500 pcl driver (v8.10).zip the important thing is that the driver is 8.10, since autocad does not work with higher versions.. Download the latest driver, firmware, and software for your hp designjet 510 printer series.this is hp's official website to download drivers free of cost for your hp computing and printing products for windows and mac operating system.. For a wide format printer with the latest innovations in speed, print quality, and reliability, hp