I cannot print

For Windows/macOS
Cause
Solution
Reference

This machine powered is off.

Please turn the power on.

Turning the power on

The LAN cable/USB cable is disconnected.

Please check that the cable is correctly connected to this machine and the PC.

Connecting via a wired LAN
Connecting via USB

There is a problem with the cable.

Please replace the cable with a new one.

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This machine is offline.

Press «ON LINE» on the operator panel.

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An error has occurred to this machine.

Please check the error message displayed on the display.

Or, press «HELP» on the operator panel to check and clear the error.

Error message list

The interface settings are disabled.

Please check the interface settings you are using on the operator panel.

Connecting via a wired LAN
Connecting via a wireless LAN

The LED lamp of the power switch is flashing rapidly.

This machine is broken. Please remove the power cord immediately and contact your dealer.

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For Windows
Cause
Solution
Reference

This machine is not set as the default printer.

Set this machine as the default printer.

Open the "Devices and Printers", right-click on the [OKI C650 *] icon, and select [Set as Default Printer].

* represents the type of driver. (e.g. PCL6/PS)

For Windows 10, uncheck "Let Windows manage my default printer".

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The printout port of the printer driver is wrong.

Please select the output port to which the LAN cable/USB cable is connected.

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The printer is set offline on the PC.

Open the "Devices and Printers", right-click on the [OKI C650 *] icon, and select [See what's printing]. When the icons are grouped, select [See what's printing] - [OKI C650 *].

* Represents the type of driver. (e.g. PCL6/PS)

In the displayed screen, select the [Printer] menu, and uncheck [Use Printer Offline].

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