| Print speed: | 30 ppm |
| Print resolution: | 1200 dpi |
| Recommended monthly volume: | 75,000 pages |
| Memory: | 32 MB RAM, up to 288 MB |
| Duplex printing: | Manual |
| Paper handling: | 100-sheet multipurpose tray, 250-sheet input tray |
| Interface: | USB, LPT |
| Compatibility: | Microoft Windows 98/2000/Me/NT 4.0/XP; MacOS 9.2/X |
| Dimensions: | 16.7 x 15.7 x 10.2 in. |
Toner Cartridges, Maintenance Kits and Parts

10 Items
Black Genuine Toner Cartridge Standard Yield, 12,000 pages
Black Genuine MICR Toner Cartridge High Yield, 12,000 pages
Black Genuine Toner Cartridge High Yield, 12,000 pages
Black Genuine Toner Cartridge Standard Yield, 6,000 pages
Genuine Maintenance Kit Standard Yield, 50,000 pages
Genuine Fusing Assembly Standard Yield, 110 volt
Genuine Printer Cartridge High Yield, 12,000 pages
The LaserJet 2420 uses 5 toner cartridges, including HP Q6511A, HP Q6511X and XER 6R961.
HP Q6511A (HP 11A) prints 6000 pages, HP Q6511X (HP 11X) prints 12000 pages.
The HP Q6511X cartridge has an approximate yield of 12000 pages.
For HP Q6511A you can choose Genuine HP (HP Q6511A (HP 11A)) or a Remanufactured option (CTC Q6511A), same 6000 page yield. For HP Q6511X you can choose Genuine HP (HP Q6511X (HP 11X)) or a Remanufactured option (CTC Q6511X), same 12000 page yield.
Yes — MICR (magnetic) toner is available: TRO 02-81134-001.
The LaserJet 2420 uses these maintenance parts: HP H398060001 (HP H3980-60001).
"Supply Problem" on the LaserJet 2420 is most often a chip-read issue. Power off for 30 seconds to reset the printer's memory, reseat the cartridge, and wipe the contact strip with a dry cloth (never anything damp). If the alert won't clear, replace it with HP Q6511X or get in touch with support.
These quick tips apply to all laser printers. While your exact model may look slightly different, the steps are identical.