{"product_id":"stonetaskin-genuine-refurbished-for-dell-latitude-5420-0hx40m-cpu-cooling-heatsink-assembly-with-fan-at30k002zfl-dfs5k12304363t-free-shipping","title":"StoneTaskin Genuine Refurbished For Dell Latitude 5420 0HX40M CPU Cooling Heatsink Assembly with Fan AT30K002ZFL DFS5K12304363T Free Shipping","description":"\u003cdiv class=\"detailmodule_html\"\u003e\n\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img39\" referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Se6c2e37ac5d34569852dd806273899ddi.jpg\" style=\"text-wrap-mode: wrap;\" title=\"1 (2).jpg\"\u003e\u003c\/div\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"aeProduct.getSubject()\" cke-id=\"img40\" referrerpolicy=\"no-referrer\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S83cad3ede8e141f091e4cd98465438276.jpg\"\u003e\u003c\/div\u003e\n\n\u003cp style=\"margin: 0px; font-size: 13px; line-height: inherit; font-family: Arial, Helvetica, sans-serif; color: rgb(0, 0, 0); text-align: center;\"\u003e\u003cspan comic=\"\" sans=\"\" style=\" margin: 0px;   font-style: inherit; font-weight: inherit; font-size: 16px; line-height: inherit; font-family: \"\u003e\u003cspan style=\" margin: 0px;   font-style: inherit; font-weight: inherit; font-size: 18px; line-height: inherit; \"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"188\" data-start=\"25\"\u003e\u003cstrong data-end=\"43\" data-start=\"25\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct Name:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eStoneTaskin Genuine Original Refurbished For Dell Latitude 5420 E5420 CN-0HX40M Cooling Heatsink Radiator Fan 45 Days Warranty\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct Description:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis is a refurbished, original Dell cooling assembly (heatsink + fan) designed for the \u003cstrong\u003eDell Latitude 5420\/E5420\u003c\/strong\u003e business laptop. It is a direct replacement for the original cooling system with Dell part number \u003cstrong\u003eCN-0HX40M\u003c\/strong\u003e. The part has been professionally refurbished (cleaned, tested, and restored) to ensure proper thermal performance and comes with a 45-day warranty.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"hyc-common-markdown__table-wrapper hyc-common-markdown__table-scroll-width-opt\" data-has-scroll=\"false\" style=\"--table-expand-chat-width: 608px;\"\u003e\n\u003cdiv class=\"hyc-common-markdown__table-actions-sticky\" id=\"tableActionsPanel\"\u003e \u003c\/div\u003e\n\n\u003cdiv style=\"width: fit-content;\"\u003e\n\u003ctable\u003e\n\t\u003cthead\u003e\n\t\t\u003ctr class=\"firstRow\"\u003e\n\t\t\t\u003cth\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eItem\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/th\u003e\n\t\t\t\u003cth\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/thead\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003ePart \/ Model Number\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eCN-0HX40M\u003c\/strong\u003e (Dell's original part number for the heatsink-fan assembly)\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003eCooling Heatsink Radiator with Integrated Fan\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eRefurbished\u003c\/strong\u003e (Original Dell part, cleaned, tested, and restored)\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eCore Components\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003eCopper heat pipes, aluminum fin stack, integrated centrifugal fan\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003eDell Latitude 5420, E5420 (specific configurations)\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp\u003e45 days\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"position: sticky; left: 0px; width: 100%;\"\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility \u0026amp; System Context:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePrimary Compatible Devices:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis heatsink is designed for the \u003cstrong\u003eDell Latitude 5420\/E5420\u003c\/strong\u003e series, a 14-inch business laptop. Compatibility is tied to the specific \u003cstrong\u003ethermal design\u003c\/strong\u003e and \u003cstrong\u003emotherboard layout\u003c\/strong\u003e of models using the \u003cstrong\u003eCN-0HX40M\u003c\/strong\u003e part.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e \"Refurbished\" means this is a used, original Dell heatsink-fan assembly that has been disassembled, thoroughly cleaned of dust and old thermal paste, inspected for damage (bent fins, fan bearing issues), and tested for basic functionality. It is \u003cstrong\u003enot\u003c\/strong\u003e a brand-new part from Dell.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFunction \u0026amp; Critical Importance:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe combined heatsink and fan is the laptop's primary active cooling system. Its functions are:\u003c\/p\u003e\n\n\u003col class=\"ybc-ol-component ybc-ol-component_1 list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eHeat Absorption:\u003c\/strong\u003e Draws heat from the CPU (and sometimes chipset) via thermal interface material.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eHeat Distribution:\u003c\/strong\u003e Spreads heat through copper heat pipes to the aluminum fin stack.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e The integrated fan blows air through the fins to exhaust heat from the laptop chassis.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003eA failing unit leads to \u003cstrong\u003eoverheating, thermal throttling\u003c\/strong\u003e (reduced CPU performance), system instability, and potential long-term damage.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Scenarios Requiring Heatsink\/Fan Replacement:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col class=\"ybc-ol-component ybc-ol-component_1 list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eFan Failure:\u003c\/strong\u003e The fan makes grinding noises, stops spinning, or spins erratically.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eSevere Clogging:\u003c\/strong\u003e The heatsink fins are irreparably clogged with dust and debris, impairing airflow.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003ePhysical Damage:\u003c\/strong\u003e Bent or broken heat pipes or fins, often from previous repair attempts.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003ePoor Thermal Performance:\u003c\/strong\u003e Even after repasting and cleaning, temperatures remain excessively high, indicating degraded heat pipe efficiency.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Guide (Medium Difficulty):\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e️ Warning:\u003c\/strong\u003e Replacing the heatsink requires partial to full disassembly of the laptop. Basic to intermediate technical skill is recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRequired Tools \u0026amp; Materials:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul class=\"ybc-ul-component list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003ePrecision screwdriver set (Phillips #0, #00)\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003eHigh-quality thermal paste (e.g., Arctic MX-4)\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003ePlastic spudger\/prying tools\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003eIsopropyl alcohol \u0026amp; lint-free wipes (for cleaning)\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003eAnti-static precautions (wrist strap or grounded work surface)\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eStep-by-Step Overview:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col class=\"ybc-ol-component ybc-ol-component_1 list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003ePower Down \u0026amp; Open:\u003c\/strong\u003e Shut down the laptop, unplug it, and remove the battery (if removable). For Latitude 5420, remove the bottom cover by unscrewing all screws.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eDisconnect Battery \u0026amp; Prepare:\u003c\/strong\u003e If the battery is internal, disconnect its cable from the motherboard. Disconnect the fan cable from the motherboard.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eRemove the Old Heatsink:\u003c\/strong\u003e The heatsink is secured to the motherboard with several screws, usually in a numbered sequence. \u003cstrong\u003eUnscrew them in reverse order (e.g., 4,3,2,1)\u003c\/strong\u003e to avoid warping the board. Gently lift the old assembly away.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eClean Surfaces:\u003c\/strong\u003e Thoroughly clean the CPU die and the base of the new heatsink with isopropyl alcohol to remove all old thermal paste residue.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eApply New Thermal Paste:\u003c\/strong\u003e Apply a small, pea-sized amount of new thermal paste to the center of the CPU.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eInstall New Heatsink:\u003c\/strong\u003e Carefully place the refurbished StoneTaskin heatsink onto the CPU, aligning all screw holes. \u003cstrong\u003eScrew it down in the correct numbered order\u003c\/strong\u003e, tightening each screw gradually in a cross pattern. Do not overtighten.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eReconnect \u0026amp; Reassemble:\u003c\/strong\u003e Reconnect the fan cable to the motherboard. Reconnect the internal battery (if disconnected). Replace the bottom cover and screws.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Support:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul class=\"ybc-ul-component list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eWarranty Period:\u003c\/strong\u003e 45 days from the seller.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eCoverage:\u003c\/strong\u003e Typically covers defects in the refurbished part (e.g., fan doesn't spin on arrival, major physical defects).\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eExclusions:\u003c\/strong\u003e Damage due to incorrect installation, use of wrong thermal paste, or overheating damage to other components is not covered.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eNo Dell Support:\u003c\/strong\u003e This is a third-party refurbished part; Dell provides no warranty or support for it.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul class=\"ybc-ul-component list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e1 x Refurbished Heatsink \u0026amp; Fan Assembly (CN-0HX40M).\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePurchase Verification Checklist:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col class=\"ybc-ol-component ybc-ol-component_1 list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eExact Model Confirmation:\u003c\/strong\u003e Your laptop must be a \u003cstrong\u003eDell Latitude 5420 or E5420\u003c\/strong\u003e. Check the service tag or model label on the bottom.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003ePart Number Match:\u003c\/strong\u003e Verify the \u003cstrong\u003eoriginal part number on your old heatsink is CN-0HX40M\u003c\/strong\u003e. This is crucial, as different CPU configurations (e.g., with\/without discrete graphics) may use different heatsinks.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eSkill Assessment:\u003c\/strong\u003e Ensure you are comfortable with laptop disassembly and handling fragile components.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eMaterial Readiness:\u003c\/strong\u003e Have thermal paste and the necessary tools ready before starting.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Consider This Refurbished Heatsink?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col class=\"ybc-ol-component ybc-ol-component_1 list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eOEM Fit and Performance:\u003c\/strong\u003e As an original Dell part, it guarantees perfect physical and thermal compatibility.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eCost-Effective Solution:\u003c\/strong\u003e Significantly cheaper than buying a brand-new OEM heatsink from Dell, especially for an out-of-warranty laptop.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eSolves Core Cooling Issues:\u003c\/strong\u003e Directly addresses problems caused by a failed fan or inefficient heatsink.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Notes \u0026amp; Risks:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul class=\"ybc-ul-component list-paddingleft-2\"\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eRefurbished Nature:\u003c\/strong\u003e This is a used part. While cleaned and tested, its long-term reliability cannot be guaranteed to the same standard as a new part.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eInstallation Risk:\u003c\/strong\u003e Improper installation (uneven screw tightening, insufficient\/too much thermal paste) can lead to poor cooling and CPU damage.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eThermal Paste Required:\u003c\/strong\u003e \u003cstrong\u003eThermal paste is NOT included.\u003c\/strong\u003e You must purchase it separately.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli style=\"\"\u003e\n\t\u003cp\u003e\u003cspan class=\"ybc-li-component__dot-wp\"\u003e\u003c\/span\u003e\u003cspan class=\"ybc-li-component_content\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\t\u003cp\u003e\u003cstrong\u003eProfessional Recommendation:\u003c\/strong\u003e If you are not confident in your technical skills, having the repair done by a professional is strongly advised to avoid costly mistakes.\u003c\/p\u003e\n\n\t\u003cp\u003e \u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFinal Summary:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe StoneTaskin refurbished heatsink-fan assembly (CN-0HX40M) is a practical, cost-effective replacement for restoring proper cooling to a Dell Latitude 5420\/E5420. It is suitable for users who have confirmed their laptop's exact model and part number and possess the necessary skills for the repair. The 45-day warranty offers basic protection. For most business users, having this installed by a technician may be the safest option to ensure system stability and longevity.\u003c\/p\u003e\n\n\u003cp style=\" margin: 0px;   font-size: 13px; line-height: inherit;font-family:Arial,Helvetica,sans-serif;  color: rgb(0, 0, 0);\"\u003e\u003cspan style=\" margin: 0px;   font-style: inherit; font-weight: inherit; font-size: 20px; line-height: inherit; \"\u003e\u003cspan style=\" font-weight: 700;\"\u003e\u003cspan color:=\"\" comic=\"\" sans=\"\" style=\" margin: 0px;   font-style: inherit; font-weight: inherit; font-size: inherit; line-height: inherit; font-family: \"\u003e\u003cdiv\u003e\u003cimg alt=\"aeProduct.getSubject()\" cke-id=\"img41\" referrerpolicy=\"no-referrer\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S73501f568f0d453e9c71eaf4e620aabfE.jpg\"\u003e\u003c\/div\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align:left;margin:0;\"\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img42\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260530141717\/ebc33bd51d56dda10123c1fd18803fbc.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img43\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260530141717\/9dd1ae2adb0bd54eb726e815b38693e5.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img44\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260530141717\/46f9f0869c97492107efb6d29ce2112d.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img45\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260530141717\/d605a681b09b1b7fbdb09272d9f06235.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"StoneTaskin","offers":[{"title":"Default Title","offer_id":48160490520730,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2140\/0715\/files\/ebc33bd51d56dda10123c1fd18803fbc.jpg?v=1780122078","url":"https:\/\/www.stonetaskin.com\/fr\/products\/stonetaskin-genuine-refurbished-for-dell-latitude-5420-0hx40m-cpu-cooling-heatsink-assembly-with-fan-at30k002zfl-dfs5k12304363t-free-shipping","provider":"StoneTaskin","version":"1.0","type":"link"}