Epson GT-30000 Service Manual

A3 Size Color Flat Bed Scanner GT-30000 Revision A
ADJUSTMENTS Belt Tension Adjustment 57
5.2 Belt Tension Adjustment
1. Install the CR motor assembly to the scanner mechanism, and fit the belt.
(See "Figure 5-1. CR Motor Assembly Installation".)
Figure 5-1. CR Motor Assembly Installation
2. While pressing the section marked A on the belt tension adjustment tool,
insert the pin of the belt tension adjustment tool into the hole in the CR
motor assembly to align the dowels with the grooves in the belt tension
adjustment tool, and then release the section marked "A".
3. Check that the flange is between the sections marked "a" (so that the belt
tension is within the specified range).
4. Secure the CR motor assembly to the scanner mechanism by tightening
the screws. (See "Figure 5-1. CR Motor Assembly Installation".)
Figure 5-2. Belt Tension Adjustment Tool Installation
C H E C K
P O I N T
!
The belt should be securely on the pulley.
!
The CR motor assembly should be in the correct
position (aligned with the dowels of the scanner
mechanism).
Screws (No.13)
The Dowels of The
Scanner Mechanism
Pressing
a
Pin
Dowels
Groove
A
Flange
The hole in the CR motor assembly
a
Flange

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.)