Epson GT-30000 Service Manual

A3 Size Color Flat Bed Scanner GT-30000 Revision A
DISASSEMBLY & ASSEMBLY Disassembly Procedures 51
4.2.2.7.1 Lamp Cover Removal
1. Remove the glass frame assembly. ("Chapter 4.2.2.5 Glass Frame
Assembly Removal".)
2. Remove the two screws (No.7) which are securing the lamp cover, and
then remove the lamp cover.
Figure 4-18. Lamp Cover Removal
4.2.2.7.2 Lamp Removal
1. Disconnect the lamp cable from the connector (CN2) on the inverter circuit
board.
2. Remove the two screws (No.8) which are securing the lamp, and then
remove the lamp. (See "Figure 4-19. Lamp and Inverter Circuit Board
Removal".)
4.2.2.7.3 Inverter Circuit Board Removal
1. Remove the five screws (No.8) which are securing the inverter circuit
board.(See "Figure 4-19. Lamp and Inverter Circuit Board Removal" and
"Figure 4-20. Mechanism internal cover Removal")
2. Disconnect the cables from the connectors (CN1 and CN2) on the inverter
circuit board, and then remove the board. (See "Figure 4-19. Lamp and
Inverter Circuit Board Removal".)
Figure 4-19. Lamp and Inverter Circuit Board Removal
4.2.2.8 Mechanism internal cover removal Removal
1. Remove the glass frame assembly. (See "Figure 4.2.2.5. Glass Frame
Assembly Removal".)
2. Remove the twelve screws (No.9) which are securing the Mechanism
internal cover removal to the scanner chassis.
3. Lift the Mechanism internal cover up to remove it. (See "Figure 4-20.
Mechanism internal cover Removal".)
Screws
ScrewsScrews
Screws(No.
(No.(No.
(No.
7
)
))
)
Screws
ScrewsScrews
Screws(No.
(No.(No.
(No.
8
)
))
)
Screws
ScrewsScrews
Screws(No.
(No.(No.
(No.
8
)
))
)
CN1
CN1CN1
CN1
CN2
CN2CN2
CN2
Screws
ScrewsScrews
Screws(No.
(No.(No.
(No.
8
)
))
)

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.)