How long is the warranty on my HP Deskjet 2540 printer?
The printer has a 1-year limited warranty from the date of purchase. Ink cartridges are warranted until the HP ink is depleted or the 'end of warranty' date printed on the cartridge is reached, whichever occurs first.
From the official HP Deskjet 2540 All-in-One Printer manual, page 6
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