Hi. I have HP 470 G5 DA0X8CMB6E0 REV: E with corrup BIOs. one of your BIOs is good, but lon delay when turning on (30 Seconds). Maybe it will help when I send you
hp probook 470 G5 DA0X8CMB6E0 REV:E not power on Fixed https://bios-fix.com/index.php?threads/hp-470-g5-not-power-on.50613/#post-89203