When You Cannot Print

The power is off.

For details about how to turn on the power, see "Turning On/Off the Power", Preparation.

The cause is displayed on the screen of the control panel.

Check the error message or warning status on the control panel, and then take the required action. For details about solutions, see Messages Displayed When You Use the Printer Function.

The interface cable is not connected correctly.

For details about how to connect interface cables correctly, see "Connecting to the Interface", Device Management.

The correct interface cable is not being used.

The type of interface cable you use depends on the computer. Be sure to use the correct one. If the cable is damaged or worn, replace it. For details about the interface cable, see "Connecting to the Interface", Device Management.

The interface cable was connected after the power was turned on.

Connect the interface cable before turning on the power.

The login user name, login password, or driver encryption key is invalid.

Check the login user name, login password, or driver encryption key.

Advanced encryption has been set using the extended security function.

Check the extended security function settings. For details about extended security function settings, see "Specifying the Extended Security Functions", Security Guide.

When the Data In indicator does not light up or flash after a print job starts, data is not being sent to the machine.

• When a cable is used to connect the computer directly to the machine, check whether the print ports are configured correctly.

• When the computer is connected to the network, ask your administrator about the computer's network connection.