Lexmark XM3250 Users Guide PDF - Page 204
Vertical dark lines or streaks, Step 1, Settings, Troubleshooting, Cleaning the scanner
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Troubleshooting 204 Vertical dark lines or streaks Action Step 1 a From the control panel, navigate to: Settings > Troubleshooting > Cleaning the scanner b Print the document. Yes Go to step 3. No Go to step 2. Do vertical dark lines or streaks appear on prints? Step 2 Contact customer a Using a damp, soft, lint-free cloth, clean the scanner. For more support. information, see "Cleaning the scanner" on page 136. b Copy the document using the ADF. The problem is solved. Do vertical dark lines or streaks appear on prints? Step 3 Go to step 4. a Check if the printer is using a genuine and supported Lexmark toner cartridge. Note: If the toner cartridge is not supported, then install a supported one. b Print the document. The problem is solved. Do vertical dark lines or streaks appear on prints? Step 4 Go to step 5. a Remove, and then insert the imaging unit. Warning-Potential Damage: Do not expose the imaging unit to direct light for more than 10 minutes. Extended exposure to light can cause print quality problems. Warning-Potential Damage: Do not touch the photoconductor drum under the imaging unit. Doing so may affect the quality of future print jobs. b Print the document. The problem is solved. Do vertical dark lines or streaks appear on prints?