ML5791eco Troubleshooting
If you have a specific, identifiable problem with your product, you may be able to minimise downtime by using our troubleshooting search tool to find a quick a solution.
Simply input a few key words into the panel below.
Search troubleshooting for the following words:
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What do the letters in the product name mean?
An explanation of the letters and/or abbreviations in the product name.
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Where can I find the serial number?
The serial number is a unique sequence of numbers and/or letters which is used to identify your product.
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Installing drivers on Windows 7 via plug and play
Driver installation on Windows 7 has changed when compared to previous Operating Systems.
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What are all the ports on my printer for?
On the back of your printer you will see a selection of different ports, ranging from the power socket to network and usb ports and perhaps a parallel port.
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Get to know your product
Learn how to identify the name of your printer and the consumables used in it.
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OKI Printer Driver Compatibility with Windows 8/Server 2012
Microsoft released their latest version of Windows called Windows 8 in October 2012
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What driver do I use for Small Business Server 2011?
Small Business Server is built on Windows Server 2008 R2
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How to change the ribbon cartridge
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Electromagnetic Compliance (EMC)
Most OKI products are classified for Class B environments. However the inclusion of certain options can change the rating of some configurations to Class A.
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The menu light flashes on the printer and the printing stops
This is a Printhead Thermal Alarm
