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3 Press Enter, or click OK.
The Device Manager opens.
4 Click the plus sign (+) beside Universal Serial Bus controllers.
If USB Host Controller and USB Root Hub are listed, then the USB port is enabled.
For more information, see the computer documentation.
REMOVE AND REINSTALL THE PRINTER SOFTWARE
Understanding printer messages
Alignment Problem
Try any of the following:
• Check the ink cartridges.
1 Open the printer, and then remove and reinstall the ink cartridges.
2 Load a plain and unmarked A4‑ or letter‑size paper.
The printer will read any markings on used paper, which could cause the alignment error message to reappear.
3 Close the printer.
4 Touch OK or press to retry, depending on your printer model.
• Press to clear the message.
Cannot Collate Job
Try one or more of the following:
• Touch Continue to print the pages that were saved in the printer memory, and then collate the remainder of the
print job.
• Touch Cancel Printing to cancel the current print job.
Change [Paper Source] to [Size] Paper
Try one or more of the following:
• Select the paper tray with the correct paper size or type.
• Touch Paper Loaded, Continue to continue printing after loading the correct paper size and paper type in the default
paper tray.
• Press to cancel the current job.
Troubleshooting 136