{"product_id":"huawei-p30-lite-power-volume-button-flex-cable-replacement","title":"Huawei P30 Lite Power \u0026 Volume Button Flex Replacement | MAR-LX1A MAR-LX1M","description":"\u003cstyle\u003e\n#spp{--ink:#0b0b0c;--txt:#1d1d1f;--mut:#6e6e73;--line:#e5e5ea;--soft:#f5f5f7;font-family:-apple-system,BlinkMacSystemFont,'SF Pro Text','Helvetica Neue',Helvetica,Arial,sans-serif;max-width:1080px;margin:0 auto;color:var(--txt);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}\n#spp *{box-sizing:border-box}\n#spp svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}\n#spp .wrap{border:1px solid var(--line);border-top:0;border-radius:0 0 22px 22px;padding:44px 32px 20px;background:#fff}\n#spp .eb{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--mut);font-weight:600;margin:0 0 8px}\n#spp 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svg{width:19px;height:19px}\n@media (max-width:760px){#spp .facts,#spp .trust{grid-template-columns:1fr 1fr}#spp .fact{padding:14px;gap:12px}#spp .fact .ico{width:40px;height:40px}}\n@media (max-width:760px){#spp .wrap{padding:30px 18px 10px}#spp h2{font-size:26px}#spp .two{grid-template-columns:1fr}#spp dl.spec{grid-template-columns:40% 1fr}#spp .dark{padding:24px 18px}}\n\u003c\/style\u003e\n\u003carticle id=\"spp\"\u003e\n  \u003cdiv class=\"wrap\" style=\"border:0;border-radius:0;padding:8px 0 0\"\u003e\n    \u003cp class=\"eb\"\u003ePower and Volume Button Flex Cable\u003c\/p\u003e\n    \u003ch2\u003eHuawei P30 Lite Power and Volume Button Flex Cable Replacement\u003c\/h2\u003e\n    \u003cdiv class=\"qa\" id=\"quick-answer\"\u003e\n\u003cb\u003eQuick answer\u003c\/b\u003eThis is a replacement power and volume button flex cable for the Huawei P30 Lite (models MAR-LX1A, MAR-LX1M and MAR-LX1B). It fixes side keys that do not respond. It also fits the Huawei Nova 4e. We recommend professional installation.\u003c\/div\u003e\n    \u003cdiv class=\"facts\"\u003e\n      \u003cdiv class=\"fact\"\u003e\n\u003cdiv class=\"ico c-blue\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003crect x=\"6.5\" y=\"2.5\" width=\"11\" height=\"19\" rx=\"2.8\" class=\"f\"\u003e\u003c\/rect\u003e\u003crect x=\"6.5\" y=\"2.5\" width=\"11\" height=\"19\" rx=\"2.8\"\u003e\u003c\/rect\u003e\u003ccircle cx=\"14.6\" cy=\"5.8\" r=\"1.1\" class=\"d\"\u003e\u003c\/circle\u003e\u003cpath d=\"M10.5 18.6h3\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdl\u003e\n\u003cdt\u003eFits\u003c\/dt\u003e\n\u003cdd\u003eHuawei P30 Lite\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"fact\"\u003e\n\u003cdiv class=\"ico c-green\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"8.5\" class=\"f\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"8.5\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4\"\u003e\u003c\/circle\u003e\u003cpath d=\"M9.8 9.6a3 3 0 0 1 2-1\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdl\u003e\n\u003cdt\u003eFixes\u003c\/dt\u003e\n\u003cdd\u003eFaulty side buttons\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"fact\"\u003e\n\u003cdiv class=\"ico c-purple\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2.8l7.5 3v6c0 4.7-3.2 7.9-7.5 9.4-4.3-1.5-7.5-4.7-7.5-9.4v-6z\" class=\"f\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 2.8l7.5 3v6c0 4.7-3.2 7.9-7.5 9.4-4.3-1.5-7.5-4.7-7.5-9.4v-6z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.6 12.2l2.4 2.4 4.6-4.8\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdl\u003e\n\u003cdt\u003eQuality\u003c\/dt\u003e\n\u003cdd\u003eBrand new, OEM quality\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"fact\"\u003e\n\u003cdiv class=\"ico c-orange\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M14.8 6.2a4.2 4.2 0 0 0-5.6 5.6L3.5 17.5l3 3 5.7-5.7a4.2 4.2 0 0 0 5.6-5.6l-2.5 2.5-2.6-.5-.5-2.6z\" class=\"f\"\u003e\u003c\/path\u003e\u003cpath d=\"M14.8 6.2a4.2 4.2 0 0 0-5.6 5.6L3.5 17.5l3 3 5.7-5.7a4.2 4.2 0 0 0 5.6-5.6l-2.5 2.5-2.6-.5-.5-2.6z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdl\u003e\n\u003cdt\u003eFitting\u003c\/dt\u003e\n\u003cdd\u003eProfessional install\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"trust\"\u003e\n      \u003cdiv\u003e\n\u003cdiv class=\"ico c-red\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003ccircle cx=\"12\" cy=\"9\" r=\"6\" class=\"f\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"12\" cy=\"9\" r=\"6\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 6.2l.9 1.8 2 .3-1.4 1.4.3 2-1.8-.9-1.8.9.3-2-1.4-1.4 2-.3z\" class=\"d\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 13.8L7 21l5-2.6 5 2.6-1.5-7.2\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003eeBay Top Rated\u003csmall\u003eUK seller\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n      \u003cdiv\u003e\n\u003cdiv class=\"ico c-blue\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M2.5 6.5h11v9h-11z\" class=\"f\"\u003e\u003c\/path\u003e\u003cpath d=\"M2.5 6.5h11v9h-11zM13.5 9.5h4l3 3.2v2.8h-7\"\u003e\u003c\/path\u003e\u003ccircle cx=\"6.5\" cy=\"17.5\" r=\"1.9\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"16.5\" cy=\"17.5\" r=\"1.9\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003eFree tracked\u003csmall\u003eUK orders over £5\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n      \u003cdiv\u003e\n\u003cdiv class=\"ico c-green\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"8.5\" class=\"f\"\u003e\u003c\/circle\u003e\u003cpath d=\"M4.5 12a7.5 7.5 0 1 0 2.2-5.3\"\u003e\u003c\/path\u003e\u003cpath d=\"M4.5 4.2v3.6h3.6\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 8.5V12l2.5 1.6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003eSame-day dispatch\u003csmall\u003eBefore 4pm, Mon–Fri\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n      \u003cdiv\u003e\n\u003cdiv class=\"ico c-purple\"\u003e\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M6 2.8h12v18.4l-2.4-1.6-2.4 1.6-2.4-1.6-2.4 1.6L6 19.6z\" class=\"f\"\u003e\u003c\/path\u003e\u003cpath d=\"M6 2.8h12v18.4l-2.4-1.6-2.4 1.6-2.4-1.6-2.4 1.6L6 19.6z\"\u003e\u003c\/path\u003e\u003cpath d=\"M13.6 8.2a2 2 0 0 0-3.4 1.4V14M9.2 11.4h3.4M9.2 14h5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv\u003eVAT invoice\u003csmall\u003eEvery order\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003csection aria-labelledby=\"what\"\u003e\n      \u003cp class=\"eb\"\u003eOverview\u003c\/p\u003e\n      \u003ch3 id=\"what\"\u003eWhat this part is\u003c\/h3\u003e\n      \u003cp\u003eOn the Huawei P30 Lite the power and volume keys press against a thin flex cable inside the frame. Drops, heavy use and liquid can break its contacts, so a key clicks but does nothing, or only works when pressed hard.\u003c\/p\u003e\n\u003cp\u003eThis flex cable replaces those contacts. The outer keys are reused from your phone. If the phone still does not respond after the flex is replaced, the fault may be in the main board.\u003c\/p\u003e\n    \u003c\/section\u003e\n    \u003csection aria-labelledby=\"compat\"\u003e\n      \u003cp class=\"eb\"\u003eCompatibility\u003c\/p\u003e\n      \u003ch3 id=\"compat\"\u003eSpecifications and compatibility\u003c\/h3\u003e\n      \u003cdl class=\"spec\"\u003e\n        \u003cdt\u003ePart\u003c\/dt\u003e\n\u003cdd\u003ePower and Volume Button Flex Cable\u003c\/dd\u003e\n        \u003cdt\u003eCompatible with\u003c\/dt\u003e\n\u003cdd\u003eHuawei P30 Lite\u003c\/dd\u003e\n        \u003cdt\u003eModel numbers\u003c\/dt\u003e\n\u003cdd\u003eMAR-LX1A · MAR-LX1M · MAR-LX1B\u003c\/dd\u003e\n        \u003cdt\u003eDoes not fit\u003c\/dt\u003e\n\u003cdd\u003eHuawei P30, P30 Pro, P20 Lite or any other model\u003c\/dd\u003e\n        \u003cdt\u003eFixes\u003c\/dt\u003e\n\u003cdd\u003eUnresponsive, sticky or self-pressing power and volume keys\u003c\/dd\u003e\n        \u003cdt\u003eDoes not fix\u003c\/dt\u003e\n\u003cdd\u003eMissing outer keys, software or main board faults\u003c\/dd\u003e\n        \u003cdt\u003eQuality\u003c\/dt\u003e\n\u003cdd\u003eBrand new, OEM-quality power and volume button flex cable. Tested before dispatch.\u003c\/dd\u003e\n        \u003cdt\u003eBrand\u003c\/dt\u003e\n\u003cdd\u003eUnbranded, compatible with Huawei P30 Lite\u003c\/dd\u003e\n        \u003cdt\u003eIn the box\u003c\/dt\u003e\n\u003cdd\u003e1 × power and volume button flex cable for Huawei P30 Lite.\u003c\/dd\u003e\n        \u003cdt\u003eColour\u003c\/dt\u003e\n\u003cdd\u003eAs shown in the photos\u003c\/dd\u003e\n        \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eProfessional installation recommended\u003c\/dd\u003e\n        \u003cdt\u003eSupplied by\u003c\/dt\u003e\n\u003cdd\u003eSupreme Phone Parts Ltd, Manchester, UK\u003c\/dd\u003e\n      \u003c\/dl\u003e\n    \u003c\/section\u003e\n    \u003csection aria-labelledby=\"right\"\u003e\n      \u003cp class=\"eb\"\u003eBefore you order\u003c\/p\u003e\n      \u003ch3 id=\"right\"\u003eIs this the right part?\u003c\/h3\u003e\n      \u003cdiv class=\"two\"\u003e\n        \u003cdiv class=\"card\"\u003e\n\u003ch4\u003eSigns it needs replacing\u003c\/h4\u003e\n\u003cul class=\"tick\"\u003e\n\u003cli\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M4 12.5l5 5L20 6.5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eThe power key does not wake or lock the phone\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M4 12.5l5 5L20 6.5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eVolume keys do not change the volume\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M4 12.5l5 5L20 6.5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eA key only works when pressed hard\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003csvg viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M4 12.5l5 5L20 6.5\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan\u003eThe phone turns on or changes volume by itself\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n        \u003cdiv class=\"card\"\u003e\n\u003ch4\u003eHow to check your model\u003c\/h4\u003e\n\u003cp\u003eOpen \u003cstrong\u003eSettings › About phone\u003c\/strong\u003e. The model should read \u003cstrong\u003eP30 Lite\u003c\/strong\u003e and the model number should be MAR-LX1A or MAR-LX1M or MAR-LX1B.\u003c\/p\u003e\n\u003cp class=\"mut\" style=\"margin:0\"\u003eThe P30 Lite model number starts MAR-. The P30 starts ELE- and the P30 Pro starts VOG-.\u003c\/p\u003e\n\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/section\u003e\n    \u003csection aria-labelledby=\"install\"\u003e\n      \u003cdiv class=\"dark\"\u003e\n        \u003cp class=\"eb\"\u003eProfessional installation\u003c\/p\u003e\n        \u003ch3 id=\"install\"\u003eHow a technician fits this part\u003c\/h3\u003e\n        \u003col class=\"steps\"\u003e\n\u003cli\u003e\u003cspan\u003ePower the phone off, remove the SIM tray and warm the back glass evenly to soften the adhesive.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLift the back glass with a thin pick, then remove the screws and cover plates over the part.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisconnect the battery connector before touching any other part.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUnplug the old button flex, loosen its adhesive and lift it away from the frame.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit the new flex so its contacts sit behind the keys, then plug it in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReconnect the battery, test every key, then close with new adhesive.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n        \u003cp class=\"note\"\u003eCheck that the part matches the device before fitting it or removing any adhesive backing. Once a part has been fitted, it cannot be returned for a change of mind. Faulty parts are always covered.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/section\u003e\n    \u003csection aria-labelledby=\"faq\"\u003e\n      \u003cp class=\"eb\"\u003eFAQ\u003c\/p\u003e\n      \u003ch3 id=\"faq\"\u003eFrequently asked questions\u003c\/h3\u003e\n      \u003cdetails\u003e\u003csummary\u003eWill this fit my Huawei P30 Lite?\u003c\/summary\u003e\u003cp\u003eYes, if Settings › About phone shows P30 Lite with model number MAR-LX1A, MAR-LX1M and MAR-LX1B. It does not fit the P30.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes it fit the Huawei P30?\u003c\/summary\u003e\u003cp\u003eNo. The P30 is a different phone with a different layout, so its parts do not swap with the P30 Lite. Order the part listed for your exact model.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs the side fingerprint sensor included?\u003c\/summary\u003e\u003cp\u003eNo. This listing is for the power and volume button flex cable only. Compare it with the photos and your old part before fitting.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs it made by Huawei?\u003c\/summary\u003e\u003cp\u003eNo. It is a brand new, OEM-quality power and volume button flex cable made to fit the Huawei P30 Lite, and every part is tested before dispatch.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eShould I fit it myself?\u003c\/summary\u003e\u003cp\u003eWe recommend professional installation. The Huawei P30 Lite has a glued glass back that needs heat and care to open, and the battery must be disconnected before the new part is connected.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow quickly will it arrive?\u003c\/summary\u003e\u003cp\u003eOrders placed before 4pm on a working day are dispatched the same day from Manchester by Royal Mail Tracked. Delivery is free on UK orders over £5. You can also collect from our shop at 33 Moulton Street, Manchester M8 8FQ.\u003c\/p\u003e\u003c\/details\u003e\n    \u003c\/section\u003e\n    \u003cp class=\"by\"\u003ePrepared by the Supreme Phone Parts team, Manchester. Last updated September 2026.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003c\/article\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Will this fit my Huawei P30 Lite?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, if Settings › About phone shows P30 Lite with model number MAR-LX1A, MAR-LX1M and MAR-LX1B. It does not fit the P30.\"}},{\"@type\":\"Question\",\"name\":\"Does it fit the Huawei P30?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. The P30 is a different phone with a different layout, so its parts do not swap with the P30 Lite. Order the part listed for your exact model.\"}},{\"@type\":\"Question\",\"name\":\"Is the side fingerprint sensor included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. This listing is for the power and volume button flex cable only. Compare it with the photos and your old part before fitting.\"}},{\"@type\":\"Question\",\"name\":\"Is it made by Huawei?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It is a brand new, OEM-quality power and volume button flex cable made to fit the Huawei P30 Lite, and every part is tested before dispatch.\"}},{\"@type\":\"Question\",\"name\":\"Should I fit it myself?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"We recommend professional installation. The Huawei P30 Lite has a glued glass back that needs heat and care to open, and the battery must be disconnected before the new part is connected.\"}},{\"@type\":\"Question\",\"name\":\"How quickly will it arrive?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Orders placed before 4pm on a working day are dispatched the same day from Manchester by Royal Mail Tracked. Delivery is free on UK orders over £5. You can also collect from our shop at 33 Moulton Street, Manchester M8 8FQ.\"}}]},{\"@type\":\"HowTo\",\"name\":\"How to fit a Huawei P30 Lite Power and Volume Button Flex Cable Replacement\",\"description\":\"Recommended fitting procedure for a trained repair technician.\",\"step\":[{\"@type\":\"HowToStep\",\"position\":1,\"text\":\"Power the phone off, remove the SIM tray and warm the back glass evenly to soften the adhesive.\"},{\"@type\":\"HowToStep\",\"position\":2,\"text\":\"Lift the back glass with a thin pick, then remove the screws and cover plates over the part.\"},{\"@type\":\"HowToStep\",\"position\":3,\"text\":\"Disconnect the battery connector before touching any other part.\"},{\"@type\":\"HowToStep\",\"position\":4,\"text\":\"Unplug the old button flex, loosen its adhesive and lift it away from the frame.\"},{\"@type\":\"HowToStep\",\"position\":5,\"text\":\"Fit the new flex so its contacts sit behind the keys, then plug it in.\"},{\"@type\":\"HowToStep\",\"position\":6,\"text\":\"Reconnect the battery, test every key, then close with new adhesive.\"}]}]}\u003c\/script\u003e\n","brand":"SUPREME PHONE PARTS LTD","offers":[{"title":"Default Title","offer_id":54879574655322,"sku":"SP2295","price":1.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9947\/2730\/files\/P30-Lite-Power-Button-Flex_01.jpg?v=1790703987","url":"https:\/\/supremephoneparts.com\/products\/huawei-p30-lite-power-volume-button-flex-cable-replacement","provider":"SUPREME PHONE PARTS LTD","version":"1.0","type":"link"}