{"id":4000,"date":"2026-01-06T06:30:27","date_gmt":"2026-01-06T05:30:27","guid":{"rendered":"https:\/\/www.batteriedeportable.com\/guides-et-conseils\/replace-hp-omen-15-ax-battery-guide\/"},"modified":"2026-01-06T06:30:27","modified_gmt":"2026-01-06T05:30:27","slug":"replace-hp-omen-15-ax-battery-guide","status":"publish","type":"post","link":"https:\/\/www.batterylaptop.co.uk\/guides\/replace-hp-omen-15-ax-battery-guide\/","title":{"rendered":"Replace your HP Omen 15-AX battery yourself: an easy step\u2011by\u2011step guide"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">If the battery life of your precious <\/span><a href=\"https:\/\/www.batterylaptop.co.uk\/battery\/laptop.html\" target=\"_blank\" rel=\"noopener noreferrer\"><b>HP Omen 15-AX<\/b><\/a><span style=\"font-weight: 400;\"> is not what it used to be, it\u2019s time to take action! You\u2019re ready to tackle a repair project, and that\u2019s an excellent decision. Replacing the battery is a <\/span><b>simple<\/b><span style=\"font-weight: 400;\"> maintenance task that doesn\u2019t require you to be an electronics expert.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This tutorial is your <\/span><b>essential ally<\/b><span style=\"font-weight: 400;\">: it will walk you through each step, giving you all the details you need so the replacement is carried out <\/span><b>safely.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Please note: your laptop requires battery reference <\/span><b>TE04XL<\/b><span style=\"font-weight: 400;\">. Check that the replacement part you\u2019ve ordered matches this reference before you start.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Preparation \u2013 the key to a successful replacement<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Good preparation is essential to avoid any issues. Take the time to get organised so the job can be done calmly.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">1. What you\u2019ll need: checklist of tools<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">To complete this project, make sure you\u2019ve gathered the following items:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The new battery (reference <\/span><b>TE04XL<\/b><span style=\"font-weight: 400;\">).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A precision screwdriver set (for handling the small screws).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Plastic opening tools: a guitar pick, an old bank card, or a special prying tool (spudger). <\/span><b>Be careful \u2013 never use sharp metal tools<\/b><span style=\"font-weight: 400;\"> as they can damage the plastic parts or components.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A <\/span><b>clean, spacious<\/b><span style=\"font-weight: 400;\">, non\u2011static workspace (a wooden surface is ideal).<\/span><\/li>\n<\/ul>\n<div style=\"padding: 80% 0 0 0; position: relative;\"><iframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\" src=\"https:\/\/player.vimeo.com\/video\/1147614803?autoplay=1&amp;loop=1\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"> <\/iframe><\/div>\n<h3><span style=\"font-weight: 400;\">2. Precautions before taking it apart<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">These steps ensure your safety and that of your machine:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Shut your laptop down completely:<\/b><span style=\"font-weight: 400;\"> use the <\/span><b>Shut down<\/b><span style=\"font-weight: 400;\"> option in the Start menu. Don\u2019t rely on sleep or hibernation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Unplug the power supply:<\/b><span style=\"font-weight: 400;\"> make sure the laptop is <\/span><b>no longer connected to the charger at all<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Remove all cables and accessories:<\/b><span style=\"font-weight: 400;\"> disconnect the mouse, USB sticks, video cables, etc.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Discharge static electricity:<\/b> <b>touch a grounded metal object<\/b><span style=\"font-weight: 400;\"> (a radiator or tap) just before you begin to discharge any static electricity from your body. This is the best protection for your motherboard.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">Starting the job: opening the case<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Now it\u2019s time to get to work. Always proceed gently and carefully.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">1. Removing the screws from the back cover<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Carefully place your <\/span><b>HP Omen 15-AX<\/b><span style=\"font-weight: 400;\"> upside down. You\u2019ll see the fixing points for the bottom panel.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Use the correct screwdriver<\/b><span style=\"font-weight: 400;\"> to remove all the screws one by one.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Organisation tip:<\/b><span style=\"font-weight: 400;\"> to make reassembly easier, place the screws on a sheet of paper or a magnetic tray and note their exact location, as they may be different lengths.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Keep the screws in a safe place.<\/b><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400;\">2. Gently removing the protection panel<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">This is often the trickiest step. The panel is held in place by plastic clips as well as screws.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Insert your plastic opening tool into the gap in the casing, starting from a corner.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Slide it along the edges with <\/span><b>light pressure<\/b><span style=\"font-weight: 400;\"> to release the clips. You\u2019ll hear soft <\/span><i><span style=\"font-weight: 400;\">clicks<\/span><\/i><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Never force it.<\/b><span style=\"font-weight: 400;\"> If it won\u2019t budge, check that you haven\u2019t missed a screw.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Once all the clips are released, lift off and <\/span><b>set the back cover aside<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">Removing the old battery and installing the new one<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">You now have a clear view of the inside of your machine, including the part to be replaced.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">1. How to remove the old battery<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">The battery is clearly the largest component inside and is held in place by a few screws.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Locate the TE04XL battery.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>The most delicate step is unplugging it:<\/b><span style=\"font-weight: 400;\"> find the ribbon (the small cable) that connects it to the motherboard and <\/span><b>gently pull on the connector<\/b><span style=\"font-weight: 400;\"> (the plastic part), taking care not to damage the wires.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Then remove the screws that secure the old battery to the chassis.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Remove the worn\u2011out battery pack.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400;\">2. Fitting the new battery<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Place the new <\/span><b>TE04XL<\/b><span style=\"font-weight: 400;\"> battery in its slot.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Secure it with the retaining screws.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Reconnect the new battery\u2019s ribbon cable<\/b><span style=\"font-weight: 400;\"> to the motherboard. Gently push the connector in until it is <\/span><b>firm and properly aligned<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">The final, crucial step: closing up and testing<\/span><\/h2>\n<h3><span style=\"font-weight: 400;\">1. Refitting the back cover<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Put the cover back in place, making sure the edges are properly aligned.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Press lightly around the edge so that the <\/span><b>locking clips snap back into place<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Screw back in all the screws<\/b><span style=\"font-weight: 400;\"> you set aside earlier.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400;\">2. First start\u2011up and first charge<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Plug the laptop in.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Switch it on.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Let the battery <\/span><b>charge fully (to 100%)<\/b><span style=\"font-weight: 400;\"> without using it on battery power the first time. This initial charge is important to \u201ccalibrate\u201d the new battery life.<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>If the battery life of your precious HP Omen 15-AX is not what it used to be, it\u2019s time to take action! You\u2019re ready to tackle a repair project, and that\u2019s an excellent decision. Replacing the battery is a simple&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[122],"tags":[],"class_list":["post-4000","post","type-post","status-publish","format-standard","hentry","category-battery"],"_links":{"self":[{"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/posts\/4000","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/comments?post=4000"}],"version-history":[{"count":0,"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/posts\/4000\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/media?parent=4000"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/categories?post=4000"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.batterylaptop.co.uk\/guides\/wp-json\/wp\/v2\/tags?post=4000"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}