How to Troubleshoot an Epson Inkjet Printer. Epson inkjet printers are relatively easy to repair and troubleshoot. Follow these steps to identify the problem and troubleshoot your Epson inkjet printer recover by Epson support phone number Step 1 Check the obvious. Is it on? Is it plugged in? Are the cables plugged in all the way? Ensure that you have the printer plugged into a working outlet and that the LED light comes on when you press the power button.call Epson helpline phone number Step 2 Check the status. For LCD screens, this is pretty clear. A connected printer reads "Ready," "Connected" or "Online." Other printers will usually have a solid green light when functioning properly. Refer to the manual if you receive an error message.Epson technical support phone number recover all the issues Step 3 Perform a test print. Most Epson printers have a self-test function . Refer to your manual for instructions on how to do