Question about OKI MICROLINE 490 Matrix Printer
This web site http://my.okidata.com/PP-ML490.nsf?opendatabase
should walk you through the steps to clean the platen. I am almost certain that you can remove the knob and clean it. Good Luck
Posted on Jul 29, 2009
a 6ya Technician can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repair professionals here in the US.
click here to Talk to a Technician (only for users in the US for now) and get all the help you need.
Posted on Jan 02, 2017
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