Epson Perfection 4990 User Manual

Epson Perfection 4990 Series
10/04 Epson Perfection 4990 Series - 1
Scanner Parts Scanner Specifications
Basic Specifications
Scanner type Flatbed, color
Photoelectric Color CCD line sensor
device
Effective pixels 40,800 × 56,160 pixels at 4800 dpi
Maximum US letter or A4 size
document size (8.5 × 11.7 inches [216 × 297 mm])
Optical resolution 4800 dpi
Maximum 4800 dpi (main scan) × 9600 dpi hardware
resolution* (sub scan)
* The maximum hardware resolution of 4800 × 9600 dpi is achieved
using Epson’s Micro Step Drive
™
technology.
Maximum 12,800 dpi
interpolated
resolution
Output resolution 25 to 12,800 dpi (25 to 6400 dpi in 1 dpi
increments; 12800 dpi performed with
zoom function)
Speed (color) 12.3 msec/line at 4800 dpi
3.1 msec/line at 600 dpi
Pixel depth 16 bits per pixel (input and output)
Brightness 7 levels (in EPSON Scan, gamma
correction controls brightness)
Interface
USB 1.1/2.0 (Type B receptacle connector)
IEEE 1394 (FireWire
 )
Light source White cold cathode fluorescent lamp
Dimensions Width: 12.0 inches (30.4 cm)
Depth: 18.7 inches (47.6 cm)
Height: 5.3 inches (13.4 cm)
Weight Approx. 14.8 lb (6.7 kg)
Document
table
Carriage and
lamp (in the
home position)
USB port
Power cord
Transparency unit
(TPU) connector
Transportation lock
(in unlocked position)
] Start button
Indicator
light
P Power button
IEEE 1394 port
Transparency unit
(TPU) under lid
Document
mat
Transportation
lock
Transparency unit
(TPU) progress light

Epson Perfection 4990 Specifications

General

Scanner type	Flatbed scanner
Color scanning	Yes
Duplex scanning	No
Input color depth	48 bit
Maximum scan size	216 x 297 mm
Optical scanning resolution	4800 x 9600 DPI
Sensor type	CCD
Dimensions (WxDxH)	304 x 476 x 134 mm
Power consumption (standby)	18 W
Power consumption (typical)	27 W
Operating temperature (T-T)	5 - 35 °C
Operating relative humidity (H-H)	10 - 80 %
Pallet width	800 mm
Pallet height	2200 mm
Pallet length	1200 mm
Pallet width (UK)	1000 mm
Quantity per pallet	30 pc(s)
Quantity per pallet (UK)	40 pc(s)
Quantity per pallet layer	6 pc(s)
Quantity per pallet layer (UK)	8 pc(s)
Package depth	590 mm
Package width	250 mm
Package height	410 mm
Package weight	8700 g
Quantity per pack	1 pc(s)
Country of origin	Indonesia

Weight and Dimensions

Weight	6700 g