Gray Screen Test 4K β 25 Minutes | Uniformity & DSE Check
Gray Screen Test 4K designed to reveal dirty screen effect (DSE), brightness inconsistencies, dead pixels, and panel uniformity issues. This 25-minute fullscreen diagnostic video is ideal for OLED, LED, and LCD displays.
Gray color testing is one of the best methods for identifying subtle screen defects and uneven brightness.
π Best Viewing:
β’ Watch in fullscreen mode
β’ Use 4K resolution
β’ Disable auto dimming features
β’ Look for shadows, spots, or uneven lighting
π Technical Specs:
Color: Gray
Resolution: 4K UHD
Duration: 25 Minutes
FPS: 30
Audio: None
π Complete 11-color diagnostic playlist available on the channel.
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