ET-4850 Series L6290 Series

User's Guide

> Solving Problems > The Printer Does Not Work as Expected > Cannot Print > Cannot Print from Mac OS > Checking the Connection Status > The Printer Cannot Connect by USB (Mac OS)

The Printer Cannot Connect by USB (Mac OS)

The following causes can be considered.

The USB cable is not plugged into the electrical outlet correctly.: Solutions

Connect the USB cable securely to the printer and the computer.

There is a problem with the USB hub.: Solutions

If you are using a USB hub, try to connect the printer directly to the computer.

There is a problem with the USB cable or the USB inlet.: Solutions

If the USB cable cannot be recognized, change the port, or change the USB cable.