* Do you see the line when booting into the BIOS? * Do you see the line when running the LCD BIST (Built-in Self-Test)?
If no to both, the LCD panel is fine. The fault is the operating system or driver.
If yes to both, the LCD panel is faulty. Since the warranty has expired back in January 2023, you would have to purchase and replace the LCD panel, part number 1Y65F.
DELL-Chris M
Community Manager
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November 1st, 2023 18:05
* Do you see the line when booting into the BIOS?
* Do you see the line when running the LCD BIST (Built-in Self-Test)?
If no to both, the LCD panel is fine. The fault is the operating system or driver.
If yes to both, the LCD panel is faulty. Since the warranty has expired back in January 2023, you would have to purchase and replace the LCD panel, part number 1Y65F.