HP 400 manual Print Cartridge Life Specifications Age, Print Cartridge Expired?, Explanation

Table 5-9. Print Cartridge Life Specifications — Age

	Print Cartridge	Print Cartridge Life
		Sealed in its Container	Open in the Printer or
Part Number	Description	(Shelf Life)	in the Storage Container1
51626A	Black Print Cartridge	18 Months	90 Days
51625A	Color Print Cartridge	18 Months	180 Days

1. At office, with ambient printing at least once a month.

Table 5-10. Print Cartridge Expired?

	Print
	Cartridge
Period of Time After the Manufacturing Date	Expired?	Explanation
From the manufacturing date to	No	The print cartridge has yet to exceed the open life
90 days after the manufacturing date		specification.
90 days to 18 months from the manufacturing date	Maybe	Expired if the print cartridge has been out of its
		packaging longer than the open life specification.
Longer than 18 months after the manufacturing date	Yes	The print cartridge has exceeded its 18 month
		shelf life.

Note	Use a First In, First Out (FIFO) inventory control process to avoid keeping print cartridges longer than
	their shelf life.

Problem Resolution 5-23