RTX 4090 Black Screen and Crash: User Applies for After-Sales Service, Manufacturer Asks User to Remove Card and Replace Thermal Paste Themselves
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Author:小编   

On March 26, 2026, a user of the Inno3D GeForce RTX 4090 iChill graphics card reported that after two years of normal use, the card had begun experiencing black screens, graphical artifacts, and crashes under full load over the past two weeks, requiring a forced restart to recover. The user had ruled out issues with cables, power supply, and overclocking, and was using the latest drivers, but the problems persisted. When contacting Inno3D to apply for after-sales service, the manufacturer instructed the user to submit the request through the purchase channel. Since the retailer's two-year warranty had expired, but Inno3D still had one year of warranty remaining, the manufacturer suggested that the user remove the card and replace the thermal paste themselves. However, this action would require tearing off the warranty sticker, potentially voiding the warranty, which the user refused. The user's OCCT test report showed that the graphics card exhibited a large number of errors even before reaching critical temperatures, pointing to a hardware issue. After negotiations, Inno3D ultimately accepted the after-sales service request.