• ×
    Information
    Need Windows 11 help?
    Check documents on compatibility, FAQs, upgrade information and available fixes.
    Windows 11 Support Center.
  • post a message
  • ×
    Information
    Need Windows 11 help?
    Check documents on compatibility, FAQs, upgrade information and available fixes.
    Windows 11 Support Center.
  • post a message
Guidelines
Are you having HotKey issues? Click here for tips and tricks.
Check out our WINDOWS 11 Support Center info about: OPTIMIZATION, KNOWN ISSUES, FAQs, VIDEOS AND MORE.
HP Recommended
Z640

Used z640, no video

 
 

Stripped down to 1 cpu. With no RAM, red led and 5 beeps. With 1 8gb stick in slot 1, MB led white, but no video. Tried k4200, ati and saphire cards, no help. caps lock and num lock leds do turn on/off. Cleared CMOS and removed/replaced battery. Help?

† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the <a href="https://www8.hp.com/us/en/terms-of-use.html" class="udrlinesmall">Terms of Use</a> and <a href="/t5/custom/page/page-id/hp.rulespage" class="udrlinesmall"> Rules of Participation</a>.