MFC-5840CN
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FAQs & Troubleshooting |
![](/g/b/img/product/mfc5840cn_all.jpg)
MFC-5840CN
Date: 08/24/2006 ID: faq00000261_009
How do I clean the Scanner to improve the copy or fax quality?
To clean the Document Scanner, follow the steps listed below:
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Unplug the telephone line and then the power cord.
When you reconnect these lines later, connect the power cord first, then the telephone line. - Lift the Document Cover. Clean the scanner glass of the flat bed scanner with isopropyl alcohol on a lint free cloth.
![](/g/b/img/faqend/faq00000261_009/us/en/92189/4-UG-2732.gif)
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Clean the white bar and the glass strip located below with isopropyl alcohol on a lint free cloth.
![](/g/b/img/faqend/faq00000261_009/us/en/92190/4-UG-2825.gif)
Do not use isopropyl alcohol to remove dirt from the control panel. It may cause a crack on the panel.
MFC-5440CN, MFC-5840CN
If you need further assistance, please contact Brother customer service:
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