How to Fix the 'Printer Mode' Issue on Your Epson ET-2750 Printer?

It sounds like your Epson ET-2750 printer is experiencing some issues, particularly with its firmware. Since the printer is currently in service mode and displaying "printer mode" on the LCD screen, it’s likely that the firmware update you attempted didn’t go through successfully, which can sometimes happen. First, it’s important to ensure that the printer is connected via USB to a computer that has internet access. This will allow you to perform any necessary updates directly. If the printer is still showing signs of being unresponsive, try pressing the buttons on the printer panel to see if there’s any change on the screen. If the display remains the same or if you’re unable to navigate away from "printer mode," it indicates that the printer firmware may be corrupted. At this point, you might want to attempt the firmware update again. However, if the printer is detected as having the most recent firmware and you still can't enter recovery mode, it may be time to consider a warranty claim. Since your printer is still under warranty, contacting the reseller where you purchased it would be a good next step. They should be able to assist you further, whether that means repairing the printer or providing a replacement. If you find that the issue resurfaces after following these steps, feel free to reach out again for more assistance.