Epson GT-30000 Service Manual

A3 Size Color Flat Bed Scanner GT-30000 Revision A
DISASSEMBLY & ASSEMBLY Disassembly Procedures 43
Figure 4-3. Main Circuit Board Assembly Removal
4.2.1.3 Mechanism Cover Removal
1. Remove the document cover. (See "Figure 4-2. ADF Removal".)
2. Remove the four screw caps. (See "Figure 4-5. Cap Removal".)
3. Remove the nine screws (No.1: 4, No.2: 2, No.3: 2 and No.4: 1) which are
securing the mechanism cover to the scanner chassis. (See "Figure 4-4.
Mechanism Cover Removal".)
4. Lift the mechanism cover and plate up to remove them. (See "Figure 4-4.
Mechanism Cover Removal".)
Figure 4-4. Mechanism Cover Removal
When installing, the magnetic catch screw tightening
torque is 100±10 N
•
cm.
C H E C K
P O I N T
When re-installing the mechanism cover, the magnetic
catch should be installed in the specified position. (See
"Figure 4-4. Mechanism Cover Removal".)
Screws (No.2)
Screws (No.3)
Screws (No.1)
Screw Caps
Screws (No.4)
Magnetic
Catch

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.)