HP LaserJet 4250 - Manual (Page 211)

Print cartridges
Item Description Part number
HP LaserJet print cartridge 10,000-page cartridge Q5942A
20,000-page cartridge Q5942X
Maintenance kits
Item Description Part number
Printer maintenance kit.
Includes a replacement fuser, a
transfer roller, a transfer-roller
tool, a pickup roller, eight feed
rollers, and one pair of
disposable gloves. Includes
instructions for installing each
component.
The printer maintenance kit is a
consumable item, and its cost
is not covered under the
warranty or most extended
warranty options.
110-volt printer maintenance kit Q5421A
220-volt printer maintenance kit Q5422A
Memory
Item Description Part number
100-pin DDR memory DIMM
(dual inline memory module)
Boosts the ability of the printer
to handle large or complex print
jobs.
48 MB Q6007A
64 MB Q2625A
128 MB Q2626A
256 MB Q2627A
EIO hard disk 20-GB permananent storage
for fonts and forms. Also used
for making multiple original
prints and for job-storage
features. J6073A
ENWW Part numbers 199