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HP LaserJet Pro M402, M403 - Customer self-repair parts

Customer self-repair parts

Customer Self-Repair (CSR) parts are available for many HP LaserJet printers to reduce repair time. More information about the CSR program and benefits can be found at and
Genuine HP replacement parts can be ordered at or by contacting an HP-authorized service or support provider. When ordering, one of the following will be needed: part number, serial number (found on back of printer), printer number, or printer name.
  • Parts listed as Mandatory self-replacement are to be installed by customers, unless you are willing to pay HP service personnel to perform the repair. For these parts, on-site or return-to-depot support is not provided under the HP printer warranty.
  • Parts listed as Optional self-replacement can be installed by HP service personnel at your request for no additional charge during the printer warranty period.
Self-replacement options
Part number
250-sheet paper input tray
Replacement cassette for Tray 2
HP LaserJet 1 x 550 Paper Feeder
550-sheet paper feeder (optional Tray 3)