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If you notice a line on your scans whenever you use the document feeder, it’s usually caused by a small scratch on the scanner glass cover. Fortunately, fixing this is often simple and affordable.
Start by turning off your printer or scanner and unplugging it from the power source. Carefully open the scanner cover to access the glass surface. Inspect the glass for any scratches or debris. If you see a tiny scratch that’s causing the line, cleaning the glass gently with a soft, lint-free cloth and a mild glass cleaner might help, especially if there’s dirt or smudges.
If the scratch is deep and cleaning doesn’t solve the problem, replacing the scanner glass cover is a good next step. Check your device’s manual or manufacturer’s website to find a replacement part. These are usually inexpensive compared to buying a whole new device.
To replace the glass cover, carefully remove any screws or clips holding it in place. Be gentle to avoid damaging other parts. Once you have the new glass cover, install it in the same position as the old one, secure it, and then close everything up.
After replacing or cleaning the glass, run a test scan to see if the line is gone. Many small scratches won’t affect your scans much, so if the line is minor, you might find it easier just to live with it.
Remember, handling delicate parts with care and taking your time will help you get the best results and keep your scanner functioning well.
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