Network Connection Problems
Common to Windows and Mac OS X
Cause
Using a crossover cable.
The printer is turned on before a cable
was connected.
The hub and the printer are incompatible
or have some problem.
It takes much time to print because of
the hub settings
For Windows
Cause
IP address is incorrect.
USB Connection Problems
Common to Windows and Mac OS X
Cause
Unsupported USB cable is being used.
A USB hub is being used.
Printer driver is not installed correctly.
For Windows
Cause
The printer is off line.
A switch, buffer, extension cable or USB
hub is being used.
A driver for a different printer that uses a
USB connection has been installed.
Remedy
Use a straight cable.
Connect cables before turning on the printer.
Press the <ENTER> button and select [Admin Setup]
> [Network Setup] > [HUB Link Setting], and then
select [10Base-T Half].
Press the <ENTER> button > [Admin Setup] >
[Network Setup] > [TCP ACK] > [Tray2].
Remedy
● Check that the same IP address is set for the printer
and the printer's port setting on the computer.
● If using LPR Utility, check the IP address setting in
LPR Utility.
Remedy
Use a USB 2.0 cable.
Connect the printer directly to the computer.
Reinstall printer driver.
Remedy
Right-click the OKI C831 icon, and then select
[See what's printing] ([OKI C831(*)] when multiple
printer drivers are installed). In the dialog box, select
the [Printer] menu and then remove the check from
[Use Printer Offline].
* Select the type of a printer driver you want.
Connect the printer directly to the computer.
Delete the other printer driver from the computer.
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Other Issues
Reference
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page 32
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3
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Reference
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Reference
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page 52
page
52,
page 54
Reference
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page 52
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