Lexmark T640/T642/T644 Maintenance Kit Reset Procedure
Posted by Ed Dayton, Last modified by Ed Dayton on 06 December 2017 03:35 PM
Maintenance Page Counter Reset:
1 After replacing the kit, the maintenance count must
be reset to zero to clear the “80 Scheduled Maintenance”
2 Enter the Conguration Menu.
With the printer off, press and hold the Select (-)
and Right Arrow (>) buttons.
3 Turn on the printer and release the buttons after
4 The message CONFIG MENU displays on the
top line of the operator panel. Select Reset Maint
Cnt from the Conguration menu, and then
5 When the reset operation is complete, the display
returns to the Conguration menu.
6 Power the printer off and on to exit the conguration
menu and resume normal operation.