Epson GT-30000 Service Manual

A3 Size Color Flat Bed Scanner GT-30000 Revision A
DISASSEMBLY & ASSEMBLY Disassembly Procedures 44
Figure 4-5. Cap Removal
4.2.1.4 Scanner Mechanism Removal
Remove the scanner mechanism from the housing as described below.
1. Remove the scanner mechanism cover. (See "Chapter 4.2.1.3 Mechanism
Cover Removal".)
2. Remove the four screws (No.1) which are securing the scanner
mechanism to the housing, and then hold the scanner mechanism removal
belts to remove the scanner mechanism from the housing.
Figure 4-6. Scanner Mechanism Removal
C H E C K
P O I N T
!
When installing the scanner mechanism:
1. Remove the power switch key from the scanner
mechanism.
2. Install the scanner mechanism to the housing.
3. Re-attach the power switch key.
!
After removing the scanner mechanism, be sure to
place it on top of the special tool (leveling tool) while
working in order to maintain the rigidity of the product.
(See "Chapter 4.2.1.4.1 Using the Leveling Tool".)
Screw Cap
Cross-section
Insert an object with
a sharp tip such as
a needle or gimlet
into the hole to lever
out the cover.
Glass
The belt tightening torque is 50 ± 10 N
•
cm.
Belt
Belt tightening
torque 50 ± 10 N
•
cm

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.)