Epson GT-30000 Service Manual

A3 Size Color Flat Bed Scanner GT-30000 Revision A
PRODUCT OUTLINE Specifications 11
1.2 Specifications
1.2.1 General specifications
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Type:Flat Bed A3 Size Color Image Scanner
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Scanning Method: Movement of the Mirror
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Photoelectric Device: Color CCD
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Document size: Up to A3
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Max. Effective Pixels: 7,020(main) x 10,200(sub) pixels (at 600dpi)
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Max. Scan Area: 11.7 x 17.0 inches (297 x 432 mm)
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Scanning Resolution: Main: 600dpi(Optical resolution)
Sub: 1200dpi with micro step.
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Output Resolution: 50 to 4800dpi (1dpi step)
(9600dpi scanning is achieved by 4800dpi x
200%)
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Pixel depth: In 12-bit / pixel, Out 1, 8bit/pixel
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Scanning Speed: See the table below.
Note: Draft Mode
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Interfaces:
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SCSI 50-pin high-density connector x1, 68-pin high-density connector
x1standard)
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IEEE 1394 Serial Bus Interface (Optional)
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Light Source: Xenon Gas Fluorescent Lamp
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ADF (Refer to A3 Auto Document Feeders service manual for detail)
1.2.2 Detailed Specifications
1.2.2.1 Firmware and Software
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Command Level ESC/I (B7), FS
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Zoom: 50 to 200% (1% step)
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Gamma Correction
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CRT 2level(A,B)
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PRINTER 3level(A,B,C)
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User defined 1 level
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Color Correction
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Impact-Dot Printer
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Thermal Printer
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Ink-Jet Printer
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CRT Display
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User defined
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Brightness 7 Level
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Line Art Fixed threshold
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Digital halftoning Dither 4 types (A,B,C,D)
User defined 2Types (A,B)
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Operating System
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TWAIN for local
SCSI I/F: Microsoft Windows 95/98, Windows NT4.0/
Windows2000, Windows Millennium
IEEE1394: Windows2000, Windows Millennium
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Server Software
SCSI I/F: Microsoft Windows 95/98, Windows NT4.0/
Windows2000, Windows Millennium
IEEE1394: Windows2000, Windows Millennium
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TWAIN for network
Microsoft Windows 95/98, Windows NT4.0/ Windows2000, Windows
Millennium
Table 1-1. Scanning Speed
Setting Time required
Monochrome x2 Approx. 0.39mS/line
256 Grayscale Approx. 0.39mS/line
Full color Approx. 0.79mS/line

Epson GT-30000 Specifications

Power

voltage	AC 100V-120V, 220V-240V
frequency	50-60Hz
power consumption operating without ADF	65W
power consumption operating with ADF	90W
power consumption standby without optional unit	12W

Operating Environment

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

Scanning Specifications

optical resolution	600 x 1200 dpi with Micro Step Drive™ technology
maximum resolution	9600 x 9600 dpi with interpolation
effective pixels	7020 x 10200 pixels (600 dpi)
color depth internal	36 bits per pixel
color depth external	24 bits per pixel (selectable)
grayscale depth internal/external	12 bits per pixel
grayscale depth external	8 bits per pixel
scanning speed at 1600 dpi, draft mode, color	0.79 msec/line (approx.)
scanning speed at 1600 dpi, draft mode, grayscale	0.39 msec/line (approx.)
scanning speed at 1600 dpi, draft mode, art	0.39 msec/line (approx.)

Weight and Dimensions

maximum read area	11.7" x 17.0" (297mm x 432mm)
width	25.9" (658mm)
depth	19.2" (488mm)
height	10.0" (254mm)
weight	66 lb (37.5 kg approx.)