FA09231 Printhead Fit For Epson EcoTank ET-8550 ET-7750 ET-7700 ET7700 ET 8550
BX635FWD B40W BX600FW BX535WD. If the printing quality is acceptable, keep the printer powered on and in standby mode. After 24 hours, the quality should improve. As you continue printing, the quality will gradually improve even further.