Proceed to Step 1 – download the tool safely, and say goodbye to the "Service Required" error forever.
If you have printed more than 15,000 pages since buying the printer, open the printer case first and physically clean/replace the waste ink pad. If you are below 10,000 pages, simply resetting is usually safe. Reset Epson L380-l382-l383-l385-l485-l386 Adjustment Program
If you absolutely cannot find the tool, use – it works for all L380–L485 models and requires no driver hacks. Proceed to Step 1 – download the tool