When the L805 displays alternating flashing lights or a "service required" message on your computer, it means the internal are theoretically full of excess ink from print head cleanings. The printer locks itself to prevent ink from overflowing and damaging the internal hardware. How to Use the Adjustment Program

: A specific service tool for Windows that can reset the "Main pad counter" and "Platen pad counter". It must be run via a USB connection Physical Reset : Some users attempt a hardware reset by holding the reset button

First, the reset itself is a software adjustment; it doesn’t empty or replace the physical waste pads. If the pads truly are saturated, resetting only postpones an inevitable mess. The proper, long-term fix is maintenance: replace or clean the pads and, if necessary, replace parts. Second, resetters often circulate as third-party programs made by independent developers or technicians — some free, some paid. These are typically not distributed by Epson, so using them means relying on external software that may be poorly documented, incompatible with some OS versions, or carry security risks if obtained from untrustworthy sources.