Epson Expression 1680 User Manual

Solving Problems
127
Uninstalling the Expression 1680 Software
If you’ve tried every other solution and your system still doesn’t recognize your
scanner, try uninstalling and reinstalling the scanner driver software.
Uninstalling EPSON TWAIN Pro
Follow the procedure for uninstalling EPSON TWAIN Pro on your system.
Windows Me, Windows 2000, and Windows 98
1. Open the Windows Control Panel.
and double-click the
Scanners and
Cameras
icon.
2. On the Devices tab, select
EPSON
Expression1680
.
3. Click the
Remove
button. Then click
OK
to close the window.
4. Restart your computer.
Windows 95 and Windows NT
1. Click
Start
, then click
Programs
,
EPSON Scanner
,
EPSON TWAIN Pro
Uninstall
.
2. When you’re finished, restart your computer.
Macintosh
1. Insert the EPSON Expression 1680 Scanning Tools CD-ROM in your drive.
2. Double-click the
EPSON TWAIN Pro
folder.
3. Double-click the
EPSON TWAIN Pro Installer
icon.
1680.book Page 127 Thursday, March 1, 2001 4:28 PM

Epson Expression 1680 Specifications

Scanning Specifications

optical resolution	1600 x 3200 dpi
maximum resolution	13, 600 x 18, 720 dpi with interpolation
effective pixels	13, 600 x 18, 720 pixels (1600 dpi)
color depth	48 bits per pixel internal/external
grayscale depth	16 bits per pixel internal/external
scanning speed (color, 1600 dpi, draft mode)	9.2 msec/line (approx.)
scanning speed (grayscale/monochrome, 1600 dpi, draft mode)	3.1 msec/line (approx.)

Operating Environment

temperature operating range	41ºF to 95ºF (5ºC to 35ºC)
humidity operating range	10% to 80% (no condensation)
humidity storage range	10% to 85% (no condensation)

Power

voltage	AC 100V-120V, 220V-240V
frequency	50-60Hz
power consumption (operating without optional unit)	60W
power consumption (operating with optional unit)	75W
power consumption (standby without optional unit)	10W

Weight and Dimensions

maximum read area	8.5" x 11.7" (216mm x 297mm)
width	13.1" (332mm)
depth	22.1" (562mm)
height	5.2" (133mm)
weight	18.7 lb (8.5 kg approx.)