HP Enterprise CC490A manual Refurbish page Count, Refurbish Cycle Count, Serial Number

REFURBISH PAGE COUNT	The number of pages a product is set to print when it is
	refurbished. The count is kept for legal purposes. If it becomes
	necessary to refurbish a product, you must be able to set the
	page count so that it represents the age of the print engine
	when it was refurbished. This menu item allows SERVICE ID
	to be reset after being refurbished, if total page count minus
	refurbish page count is less than 500. Without this menu item,
	SERVICE ID could not be reset, if the calculated page count
	was less than 500. When you press either the When you press
	either the up arrow or down arrow to change the value of
	the first digit, the prompts are changed to indicate an
	acceptable range and the appropriate value.
REFURBISH CYCLE COUNT	Use this item to record the page count when the product was
	refurbished.
SERIAL NUMBER:	After replacing the formatter, use this item to reset the product
	serial number.

ENWW Service mode functions 421