After every refill, your wide format cartridges must have their chips reset so that the printer accepts them and continues to print. The chip resetter is shaped so as to allow the easy alignment of the cartridge for a flawless reset every time!
This chip resetter is compatible with the following wide format cartridges:
T6531, T6532, T6533, T6534, T6535, T6536, T6537, T6538, T6539, T653A, T653B
It is suitable for use with the following wide format printers:
Epson Stylus Pro 4900