Epson Expression 1680

SCANNER TYPE
	Flatbed colour image scanner
SUB SCANNING METHOD
	Movement of scanning head
PHOTOELECTRIC DEVICE
	Colour Matrix CCD line sensor
DOCUMENT SIZE
	216 x 297mm (A4 + US Letter)
LIGHT SOURCE
	Xenon fluorescent lamp
OPTICAL RESOLUTION
	1,600 x 3,200dpi with Micro Step Drive Technology
OPTICAL DENSITY
	3.6 D Max
PIXEL/LINE
	40,800 pixels
OUTPUT RESOLUTION
	Max 12,800dpi (at 200% zoom) 50 to 6,400 dpi (in single dpi steps)
EFFECTIVE PIXELS
	13,600 x 18,720 pixels at 1,600dpi, 100%
ZOOM
	50% to 200% (in 1% steps)
GRAYSCALE
	16-bit (65,536 greyscale levels) external 16-bit (65,536 greyscale levels) internal
COLOUR
	48-bit (281,474 billion colours) external 48-bit (281,474 billion colours) internal
SCANNING SPEED
MONOCHROME (Draft mode)
A4 300dpi	11 sec. *1
COLOUR SEQUENCE (Draft mode)
A4 300dpi	17 sec. *2
EMBEDDED IMAGE PROCESSING
	Line art Digital halftoning (BI-Level, Quad-Level) Error diffusion 3 modes (A, B, C) Dither 4 modes (A, B, C, D) Dither (User specified A, B) AAS (Auto Area Segmentation) TET (Text Enhanced Technology) Tone correction Colour correction - Downloadable
SUPPORTED PLATFORMS
	Microsoft ® Window ® 95/98/NT ® 4.0/2000/Me/XP
	Macintosh ® OS 8.0 or later
INTERFACES
	SCSI interface (50-pin half-pitch connectors) x 2
	Windows ® 95/98/Me/2000 Professional/NT ® 4.0
	Mac OS 8.0 or later
	USB interface
	Windows 2000 Professional/Me/98
	Mac OS 8.5 or later
	IEEE1394 (Firewire) interface
	(optional IEEE1394 scanner I/F card is necessary)
	Mac OS 8.6 with Firewire 2.1 or later
	Windows 2000 Professional/Me
ENVIRONMENTAL CONDITIONS
TEMPERATURE	5° to 35°C (operating)
HUMIDITY	10% to 80% without condensation (operating)
ELECTRICAL SPECIFICATIONS
VOLTAGE	AC220 - 240V
FREQUENCY	50 to 60Hz
POWER CONSUMPTION	Approx. 50W (without optional unit)
DIMENSIONS (storage)
WIDTH x DEPTH x HEIGHT	332 x 562 x 133mm
WEIGHT	Approx. 8.5kg
	*To use the USB port, your PC must conform to PC98 specifications, and have Windows® 98 pre-installed. Consult the documentation provided with your PC for further information about USB connectivity. Note also that errors may occur if non-standard cables or more than two hub connections are used.
SCANNING SPEED DATA PATTERNS
	The thumbnail images below show the scanning patterns used to determine scanning speed specifications.
Scanning Speed Test System Configuration
CPU	Pentium III 450MHz
RAM	256MB
SIZE	A4
MODE	Draft mode
I/F	USB interface
	Scanning speed test results vary according to system configuration, dpi setting, and scan mode setting. However documents and photos other than those pictured above can be substituted without significantly affecting the results.
BUNDLED SOFTWARE
	Adobe Photo Shop Elements 2.0 CD
	Silverfast Si 6 for the Expression 1680 CD
	Epson Scan 1.1.0.1
	Acrobat Reader 5.05 CD

Product Options

Usage Conditions
Epson products are designed and made to give highly reliable use and long life when used according to its specifications. With any system, product or device used in situations where human life may be involved or at risk, Epson advises that you should take all necessary steps to ensure the suitability of your Epson product for inclusion in your system, and recommends that you include fail-safe procedures and redundancy support or backup equipment in your system, to maintain the maximum safety margin and optimum system reliability. Examples include but are not limited to – do not interfere with any electrical components within the device, do not use items supplied with the product for purposes other than as intended by Epson (ie mains cords, inks, CDs, plastic wrapping) and do not make modifications to the product.