Lexmark C912 Service Manual - Page 179

5055-xxx Setting the Page Count The page count can be changed through the Diagnostic menus. The servicer uses this menu to reset the page count whenever the engine board, containing NVRAM memory, is replaced. When Page Count is selected from the PRINTER SETUP menu, the current page count is displayed as follows: Page Count =1234567* The left-most digit ('1' in this example) blinks, indicating it is the first digit to be changed. To change the value, press Menu until the desired value displays. Press Select to move to the next digit. The next digit ('2' in this example) blinks. Continue modifying each digit using this method. To skip a digit (and keep its current value), press Select. When Select is pressed after the final digit ('7' in this example), the new page count is stored in NVRAM. Viewing the Permanent Page Count The permanent page count setting cannot be modified through the operator panel. It can only be viewed using the Diagnostics menus. When Permanent Page Count is selected, the following appears: Perm Page Count =1234567* Serial Number = XXXXXXX Printer Serial Number This function shows the printer serial number. Diagnostic aids 3-29