An Error Message is Displayed on the Screen 172TroubleshootingError Writing to USBxxxn Ensure that the printer is turned on.If the POWER lamp is off, turn the printer on.If the POWER lamp is flashing green, the printer is initializing. Wait until the POWERlamp stops flashing.n Ensure that the printer is securely connected to the computer.Note ä If you are using a switch box or other devices, remove and reconnect theprinter directly to the computer and try printing again.If printing is now successful, there may be a problem with the device.Also there could be a problem with the cable(s). Replace the cable(s) andtry printing again.n Verify that the printer port status.Note ä Verify your printer port status on the Device Manager.For information on the verification operation or correcting errors, refer to theWindows manual.