Epson Stylus Pro 4900 Specifications page 6

Unique Print Head Technology
High-Precision Ten-Channel MicroPiezo TFP Print Head
Thin Film Piezo (TFP) print head design capable of handling ten
separate ink channels
One-inch-wide, high performance print head with 360 nozzles
per channel
Auto-sharing Black ink channel technology
Low vibration meniscus control for highly accurate dot shape
and placement
Ink-repelling coating for dramatically reduced nozzle clogging
Produces variable-sized droplets as small as 3.5 picoliters to greatly
decrease print times while optimizing photographic quality
AccuPhoto HDR Screening
Advanced ten-color screening algorithm resulting in prints with
superior color and clarity
Maximum resolution of 2880 x 1440 dpi for incredibly sharp
text and line art
Produces extremely fine blends and photographic transitions
Extremely accurate highlight-to-shadow details
No visible photographic graininess due to the printing process
Ensures consistent color balance regardless of the viewing
light source
When combined with the precise dot placement accuracy of
the MicroPiezo TFP print head, overall photographic print quality
is dramatically improved
Automatic Print Head Alignment
Built-in sensor performs highly precise alignments of all color channels
Automatically aligns both single- and bi-directional print modes
Automatic Nozzle Verification and Cleaning
Embedded sensors quickly verify nozzle status without using media
and automatically clean the print head if required
System is user configurable to meet your specific nozzle
verification requirements
Epson Signature Worthy Papers
Only the highest quality Epson papers receive the Signature Worthy
Signature Worthy papers represent the finest in color fidelity, smooth tonal transitions,
exceptional black density and longevity
Used by the most demanding creative professionals; considered by many to set the
benchmark standard in high-end digital imaging
The Signature Worthy family of papers covers both photographic and fine art applications
Visit proimaging.epson.com for more details
®
Epson UltraChrome HDR Ink Technology
Next Generation Ten-Color Pigment-Based Ink System
Unique High Dynamic Range (HDR) pigments for an extremely
wide color gamut
Ten-color printing system including all-new Orange and Green inks
Certified by PANTONE to cover 98% of the PANTONE FORMULA
2
GUIDE solid coated
Designed to work with AccuPhoto HDR screening technology
Professional print permanence
Outstanding short-term color stability for mission-critical
proofing applications
Improved Microcrystal Encapsulation ™ technology for reduced
gloss differential
Improved black density up to 2.6 with an L* value ~3.0
Three-Level Black Ink Technology
Simultaneously uses Black, Light Black, and Light Light Black inks
Significantly improves the gray balance while eliminating color casts
Outstanding highlight-to-shadow grayscale accuracy for a smoother
tonal range
1
Extremely reduced color inconstancy ensuring uniform color under
almost any lighting condition
Virtually eliminates any bronzing of basic pigment chemistry
Enhances the ICC profiling process for ColorSync
Automatic Black Ink Mode Switching
Both Photo and Matte Black ink cartridges are installed simultaneously
Depending upon your media type or driver setting, the printer will
automatically switch to the correct black ink type
Switching can occur automatically or provide a warning
before proceeding
Highly-efficient print head design ensures fast switching with minimal
ink usage
Automatically ensures optimum black ink density, regardless of media
type used
® designation
Next-Generation Print Engine Technology
Professional Media Handling
Compatible with virtually any media type, in roll or cut sheet,
from letter up to 17 inches wide
Built-in high-capacity paper tray handling up to 250 sheets of plain
paper, or up to 100 sheets of premium paper as large as 17" x 24"
Automatic switching between front high-capacity paper tray and
automatic roll media feeder
Four built-in media paths including roll feed, front paper tray,
top manual feeder, and a straight-through, front manual feeder
that handles cut sheets up to 1.5 mm thick
Printer and driver based media identification and synchronization
system for virtually error-free media use
ePlaten ™ Media Loading Technology
3
Accurate media loading, movement, skew adjustment and tracking
User-adjustable, dual-tension, roll media spindle accepts either
2- or 3-inch media cores
Electronically controlled roll media back tension
Automatic roll media rewind upon media release
Roll Media Length Tracking and Identification System
Real-time automatic remaining roll media length counter
Auto barcode tagging of remaining roll media information for
faster reloading
®
and WCS workflows
Very useful for tracking partially used media rolls
High Performance Rotary Cutting System
Durable rotary cutter, designed to be virtually maintenance free
High performance cutting speeds
Off-carriage cutting system eliminates media dust within
critical components
Capable of cutting virtually any roll media type, including most
canvas and fine art papers
High Performance Print Engine Speeds
Utilizing our latest print head technology, the Epson Stylus Pro 4900
is the fastest professional desktop printer Epson has ever produced.
Check out these numbers:
Print Mode
Fine – 720 dpi HS
SuperFine – 1440 dpi HS
SuperPhoto – 2880 dpi HS
HS = High-speed Print Mode (Bi-directional Print Mode) | Print speeds are shown in min:sec.
True Roll-Based BorderFree
Capable of printing off both left and right edges of roll-based media,
while automatically cutting the top and bottom edges to create a
full-bleed print
Fully trims your photographic prints, faster and safer than by hand
Epson Intelligent High-Capacity Ink System
Newly-designed ink cartridge technology ensures reliable ink delivery
at all print speeds, while dramatically reducing the physical size of the
ink cartridges
Eleven individual ink cartridges available in 200 ml fill capacities
On-the-fly ink cartridge replacement for increased productivity
Easy-to-Use Front Control Panel
2.5-inch high-resolution color LCD for improved viewing of printer status
Simple button layout for all navigation and basic printer functions
All-new 'Ink' button to quickly access key actions such as manual or
automatic print head cleaning or nozzle verification
Built-in printer warning lamp for easy identification across a large space
Superior Connectivity
Standard connectivity includes one USB 2.0 and one 10/100 BaseT
Ethernet port
Professional Epson Photographic Drivers for Macintosh
Fully supported by most leading third-party software RIPs and workflows
New Quiet and More Power-Efficient Design
Significantly reduced noise while printing, making it ideal for home office
or studio use
Virtually silent when powered 'On' and idle — less than 6.1 dB(A)
ENERGY STAR
Sleep Mode
User controlled sleep and power management system for
maximum efficiency
World-Class Service and Support
Includes one year of limited coverage under the Epson Preferred
Protection Plan with toll-free telephone support available Monday
through Friday and usually next-business-day whole unit exchange
Optional one- or two-year Epson Preferred Plus service plans available
B
8" x 10" 11" x 14" 16" x 20"
0:59 1:42 2:46
1:28 2:31 4:11
2:26 4:04 6:48
1 Photographic graininess could still be visible if present in the actual file being printed.
2 When printing on Epson Proofing Paper White Semimatte at 2880 x 1440 dpi.
3 Dmax and L* values are based on Epson Premium Luster Photo Paper (260).
® Printing
® and Windows ®
® compliant — uses only about 8.5 watts while in
SM