HP Officejet Pro K550 Printer - Manual (Page 120)

Physical specifications
Speed (U.S. Letter) Draft mode:
● Black text: 37 pages per minute (ppm)
● Mixed text with color graphics: 33 ppm
Normal mode:
● Black text: 16 ppm
● Mixed text with color graphics: 16 ppm
Best mode:
● Black text: 5 ppm
● Mixed text with color graphics: 5 ppm
Laser Quality Speed*:
● Black text: 12 ppm
● Mixed text with color graphics: 10 ppm
* Compared to color laser printers under $500. Laser Quality Speed is an HP
measurement method representing the print speed of typical office documents in
default mode; compared to published speeds by laser manufacturers as of month,
2005.
Resolution Black
▲ Up to 1200 dpi with pigmented black ink
Color
▲ HP enhanced photo quality with Vivera inks (up to 4800 by 1200 dpi
Optimized on HP Premium Plus photo papers with 1200 by 1200 input dpi)
Environmental specifications
Operating environment Operating temperature 5° to 40° C (41° to 104° F)
Recommended operating
conditions 15° to 35° C (59° to 95° F)
Recommended relative
humidity 15 to 80 % noncondensing
Storage environment Storage temperature -40° to 70° C (-40° to 158° F)
Storage relative humidity Up to 90 % noncondensing at a temperature of 65°
C (150° F)
Electrical specifications
112 Appendix C Printer specifications ENWW