Model name
Product number
M577dn
B5L46A
M577f
B5L47A
Flow M577c
B5L54A
Flow M577z
B5L48A
HP Jetdirect 2900nw Print
Server accessory for wireless
connectivity
Optional Optional Optional Optional
Memory 1.75 GB base memory
NOTE: The base memory is
expandable to 2.5 GB by
adding a DIMM memory
module.
Mass storage 320 GB Hard Disk Drive
Security HP Trusted Platform Module
for encrypting all data that
passes through the printer
Optional Optional Optional Optional
Control-panel display and
keyboard
Color touchscreen control
panel
Physical keyboard Not supported Not supported
Print Prints 38 pages per minute
(ppm) on A4 and 40 ppm on
letter-size paper
Easy-access USB printing (no
computer required)
Store jobs in the printer
memory to print later or print
privately
Fax Optional
Copy and Scan Copies 38 pages per minute
(ppm) on A4 and 40 ppm on
letter-size paper
100-page document feeder
with dual-head scanning for
single-pass duplex copying
and scanning
HP EveryPage Technologies
including ultrasonic multi-
feed detection
Not supported Not supported
Embedded optical character
recognition (OCR) provides
the ability to convert printed
pages into text that can be
edited or searched using a
computer
Not supported Not supported
SMART Label feature provides
paper-edge detection for
automatic page cropping
Not supported Not supported
Automatic page orientation
for pages that have at least
100 characters of text
Not supported Not supported
8 Chapter 1 Printer overview ENWW