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Other Issues
3
3. Troubleshooting
Network Connection Problems
Common to Windows and Mac OS X
Cause Remedy Reference
Using a crossover cable. Use a straight cable. -
The printer is turned on before a cable
was connected.
Connect cables before turning on the printer. page 31
The hub and the printer are incompatible
or have some problem.
Press the <ENTER> button and select [Admin Setup]
> [Network Setup] > [HUB Link Setting], and then
select [10Base-T Half].
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It takes much time to print because of
the hub settings
Press the <ENTER> button > [Admin Setup] >
[Network Setup] > [TCP ACK] > [Tray2].
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For Windows
Cause Remedy Reference
IP address is incorrect. ● 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.
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USB Connection Problems
Common to Windows and Mac OS X
Cause Remedy Reference
Unsupported USB cable is being used. Use a USB 2.0 cable. -
A USB hub is being used. Connect the printer directly to the computer. page 48
Printer driver is not installed correctly. Reinstall printer driver. page 48,
page 50
For Windows
Cause Remedy Reference
The printer is off line. Right-click the OKI C822 icon, and then select
[See what's printing] (> [OKI C822] when multiple
printer drivers are installed). In the dialog box, select
the [Printer] menu and then remove the check from
[Use Printer Ofine].
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A switch, buffer, extension cable or USB
hub is being used.
Connect the printer directly to the computer. page 48
A driver for a different printer that uses a
USB connection has been installed.
Delete the other printer driver from the computer. -