1) Enter Service mode by pressing: menu-copy-#
2) select: Test Mode
3) select [8] printer test in test mode
4) select 3 [eeprom clear]
5) select 0 [ink count]
6) press the [stop/reset] key (returning to the state of 3), and press the [on/off] key
2) select: Test Mode
3) select [8] printer test in test mode
4) select 3 [eeprom clear]
5) select 0 [ink count]
6) press the [stop/reset] key (returning to the state of 3), and press the [on/off] key