Dual colored power LED on front of computer to indicate either normal or fault condition
\n\u2022 Diagnostic LED Explanation Table:
\no Power LED will blink red 2 to 5 times, then blink white 2 or more times, then repeat (with beep tones for each
\nblink initially):
\n\u25aa 2 red + 2 white User must provide file for BIOS recovery (USB storage typically)
\n\u25aa 2 red + 3 white User must enter a key sequence to proceed with recovery by policy
\n\u25aa 2 red + 4 white BIOS recovery is in progress
\n\u25aa 3 red + 2 white Memory could not be initialized
\n\u25aa 3 red + 3 white Graphics adaptor could not be found
\n\u25aa 3 red + 4 white Power supply failure \/ not connected
\n\u25aa 3 red + 5 white Processor not installed
\n\u25aa 3 red + 6 white Current processor does not support an enabled feature
\n\u25aa 4 red + 2 white Processor has exceeded its temperature threshold \/ system thermal shutdown
\n\u25aa 4 red + 3 white System internal temperature has exceeded its threshold
\n\u25aa 5 red + 2 white System controller firmware is not valid
\n\u25aa 5 red + 3 white System controller detected BIOS is not executing
\n\u25aa 5 red + 4 white BIOS could not complete initialization \/ PCA failure
\n\u25aa 5 red + 5 white System controller rebooted the system after a health or recovery timer triggered
\n\u2022 HP PC Hardware Diagnostics UEFI:
\no This utility enables hardware level testing outside the operating system on many components. The diagnostics
\ncan be invoked by pressing F2 at POST, and is available as a download from HP Support<\/p>\n","protected":false},"excerpt":{"rendered":"
Dual colored power LED on front of computer to indicate either normal or fault condition \u2022 Diagnostic LED Explanation Table: o Power LED will blink red 2 to 5 times, then blink white 2 or more times, then repeat (with … Read More »<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2193","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/wildow.com\/index.php?rest_route=\/wp\/v2\/posts\/2193","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wildow.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wildow.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wildow.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wildow.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2193"}],"version-history":[{"count":1,"href":"https:\/\/wildow.com\/index.php?rest_route=\/wp\/v2\/posts\/2193\/revisions"}],"predecessor-version":[{"id":2194,"href":"https:\/\/wildow.com\/index.php?rest_route=\/wp\/v2\/posts\/2193\/revisions\/2194"}],"wp:attachment":[{"href":"https:\/\/wildow.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2193"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wildow.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2193"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wildow.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2193"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}