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Part numbers
The following list of accessories was current at the time of printing. Ordering information and availability
of the accessories might change during the life of the printer.
Paper-handling accessories
Item Description Part number
Optional 500-sheet tray and feeder unit
(tray 3)
Optional tray to increase paper capacity.
Holds Letter, A4, Legal, A5, B5 (JIS),
Executive, and 8.5 x 13 paper sizes.
Q7817A
Print cartridge
Item Description Part number
HP LaserJet print cartridge 6,500-page cartridge Q7551A
13,000-page cartridge Q7551X
Memory
Item Description Part number
100-pin 133MHz DDR DIMM
Boosts the ability of the printer to handle
large or complex print jobs.
64 MB Q7715A
128 MB Q7718A
256 MB Q7719A
512 MB Q7720A
Cables and interfaces
Item Description Part number
Enhanced I/O (EIO) cards
HP Jetdirect print server multi-protocol
EIO network cards:
HP Jetdirect 620n Fast Ethernet
(10/100Base-TX) print server
J7934A
HP Jetdirect 625n Gigabit Ethernet
(10/100Base-TX) print server
J7960A
HP Jetdirect 680n 802.11b wireless
internal print server
J6058A
HP bt1300 Bluetooth wireless printer
adapter
J6072A
HP Jetdirect 635n IPv6/IPsec print
server
J7961A
USB cable 2-meter A to B cable C6518A
ENWW Part numbers 205