Epson Perfection 4990 Photo Product Information Guide - Page 1

Epson Perfection 4990 Series Scanner Parts Document mat Transportation lock ] Start button Document table Indicator light P Power button Carriage and lamp (in the home position) IEEE 1394 port Transparency unit (TPU) connector USB port Transparency unit (TPU) under lid Scanner Specifications Basic Specifications Scanner type Flatbed, color Photoelectric device Color CCD line sensor Effective pixels 40,800 × 56,160 pixels at 4800 dpi Maximum document size US letter or A4 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 interpolated resolution 12,800 dpi 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) Transparency unit (TPU) progress light Transportation lock (in unlocked position) Power cord 10/04 Epson Perfection 4990 Series - 1