Epson Perfection 640U Product Information Guide
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- Epson Perfection 640U | Product Information Guide - Page 1
Basic Specifications Scanner type Flatbed, color Photoelectric device Color CCD line sensor Effective pixels 5100 × 7020 pixels at 600 dpi, 100% scaling Maximum document size US letter or A4 size (8.5 × 11.7 inches [216 × 297 mm]) Optical resolution 600 dpi EPSON Perfection 640U Maximum - Epson Perfection 640U | Product Information Guide - Page 2
: Not supported Maximum power Software initialization * The scanner is plugged in. * The USB cable is unplugged from the USB port on the scanner. * Software sends the ESC @ (initialize the scanner) command. * The scanner receives a Bus Reset from the USB interface. 2 - EPSON Perfection 640U 10 - Epson Perfection 640U | Product Information Guide - Page 3
correct paper type and size is loaded in your printer. You can use Photo Print only with an EPSON Stylus® Color or EPSON Stylus Photo printer. For detailed instructions on using each of the Smart Panel applications, read your electronic manual for EPSON Smart Panel. 10/00 EPSON Perfection 640U - 3 - Epson Perfection 640U | Product Information Guide - Page 4
EPSON Perfection 640U Using EPSON TWAIN When you scan with EPSON TWAIN, you see the Automatic Scanning window. Click Manual Mode to open the EPSON TWAIN L settings dialog box: Select the resolution Select your image type If you want, you can let the TWAIN driver automatically scan your document - Epson Perfection 640U | Product Information Guide - Page 5
-640/1240 PL-PERF640 CPD-10853 CPD-10863 EPSON Perfection 640U Scanner Basics Reference Guide (HTML) EPSON Smart Panel User's Manual (PDF) EPSON Perfection 640U/1240U Service Manual EPSON Perfection 640U Parts List Scanner Software CD-ROM Adobe® PhotoDeluxe® CD-ROM 10/00 EPSON Perfection 640U - 5
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EPSON Perfection 640U
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EPSON Perfection 640U
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Scanner Parts
Scanner Specifications
Basic Specifications
Scanner type
Flatbed, color
Photoelectric
Color CCD line sensor
device
Effective pixels
5100
×
7020 pixels at 600 dpi,
100% scaling
Maximum
US letter or A4 size
document size
(8.5
×
11.7 inches [216
×
297 mm])
Optical resolution
600 dpi
Maximum
600 dpi (main scan)
×
2400 dpi
hardware
(sub scan)
resolution*
*
The maximum hardware resolution of 600
×
2400 dpi is achieved
using EPSON’s Micro Step Drive
™
technology.
Maximum
9600
×
9600 dpi
interpolated
resolution
Speed (600 dpi,
Color: 16 msec/line
draft mode)
Greyscale: 5.3 msec/line
Output resolution
72 to 9600 dpi
Command
level
ESC/I-D1
Zoom
50 to 200% in 1% increments
Pixel depth
Color: 12 bits/pixel (input)
8 bits/pixel (output)
Brightness
7 levels
Line art settings
1 bit/pixel
Digital halftoning
Error diffusion: 3 modes (A, B, C)
Dither (resident): 4 modes (A, B, C, D)
Dither (user-defined): 2 modes (A, B)
Gamma correction
1 type for user-defined
Color correction
1 type for user-defined
Interface
USB (Type B receptacle connector)
Light source
White cold cathode fluorescent lamp
Reliability
30,000 cycles of carriage movements
(main unit MCBF)
Dimensions
Width: 10.6 inches (26.9 cm)
Depth: 17.1 inches (43.5 cm)
Height: 3.7 inches (9.3 cm)
Weight
Approx. 6.2 lb (2.8 kg)
Electrical
Note:
Check the label on the back of the scanner for voltage
information.
document
cover
document
table
carriage (in the
home position)
indicator
light
Start button
Copy button
Scan button
transportation lock
USB interface
connector
DC inlet
Specification
Input voltage range
DC 24 V
Rated current
0.8 A
Power
consumption
Approx. 17 W