HP LaserJet 3050 All in One

HP LaserJet 3050 all-in-one printer, fax, copier, scanner
Prints letter-size pages at speeds up to 19 pages per minute (ppm) and A4-size pages at speeds up to 18 ppm
PCL 5e and PCL 6 printer drivers and HP postscript level 3 emulation.
Priority input slot holds up to 10 pages.
Tray 1 holds up to 250 sheets of print media or 10 envelopes.
Average yield for the standard black print cartridge is 2000 pages in accordance with ISO/IEC 19752. Actual yield depends on specific use.
Hi-Speed universal serial bus (USB) 2.0 port.
V.34 fax modem and 4-megabyte (MB) flash fax-storage memory.
64-MB random-access memory (RAM).
30-page automatic document feeder (ADF).

All-in-one features
Excellent print quality

1200 dots per inch (dpi) with Image REt 2400 text and graphics.
Adjustable settings to optimize print quality.
The HP UltraPrecise print cartridge has a finer toner formulation that provides sharper text and graphics.
Fax

Full-functionality fax capabilities with a V.34 fax; includes a phone book, fax polling, and delayed-fax features (HP LaserJet 3050 all-in-one, HP LaserJet 3055 all-in-one, HP LaserJet 3390 all-in-one, and HP LaserJet 3392 all-in-one).
For more information, see Fax.
Copy

Includes ADF that allows faster, more efficient copy jobs with multiple-page documents.
For more information, see Copy.
Scan

The HP LaserJet 3052/3055/3390/3392 all-in-one provides 1200 ppi, 24-bit full-color scanning from letter/A4-size scanner glass.
The HP LaserJet 3050 all-in-one provides 600 pixels per inch (ppi), 24–bit full-color scanning from the contact image sensor through the automatic document feeder (ADF).
All models include an ADF that allows faster, more efficient scan jobs with multiple-page documents.
For more information, see Scan.
Staple

The HP LaserJet 3392 all-in-one includes a convenience stapler for fast and convenient stapling of up to 20 sheets of 80 g/m2 or 20 lb media at the all-in-one.
Large-capacity replaceable staple cassette holds 1,500 staples.
For more information, see Convenience stapler (HP LaserJet 3392 all-in-one only).
Networking (HP LaserJet 3052/3055/3390/3392 all-in-one only)

TCP/IP
LPD
9100
Printer driver features

Fast printing performance, built-in Intellifont and TrueType scaling technologies, and advanced imaging capabilities are benefits of the PCL 6 printer language.
Automatic language-switching

The all-in-one automatically determines and switches to the appropriate printer language (such as PS or PCL 6) for the print job.
Interface connections

Hi-Speed USB 2.0 port.
10/100 ethernet (RJ45) network port (HP LaserJet 3052/3055/3390/3392 all-in-one only).
Environmental features

PowerSave mode (HP LaserJet 3052/3055/3390/3392 all-in-one only)
ENERGY STAR® qualified
Economical printing

N-up printing (printing more than one page on a sheet). See Printing multiple pages on one sheet of paper or Printing multiple pages on one sheet of paper (Macintosh).
Two-sided printing using the automatic duplexer (HP LaserJet 3390/3392 all-in-one only).
Economode setting uses less toner.
Supplies

A Supplies Status page with a print cartridge gauge that show the supply levels that remain (HP supplies only; HP LaserJet 3390/3392 all-in-one).
Authentication for HP print cartridges (HP LaserJet 3390/3392 all-in-one).
Enabled supplies-ordering capability (HP LaserJet 3390/3392 all-in-one).
Accessibility

Online user guide that is compatible with text screen-readers.
Print cartridges can be installed and removed by using one hand.
All doors and covers can be opened by using one hand.