Epson GT-1200 Service Manual page 12

Color image scanner
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GT-12000
IMAGING FUNCTIONS
Gradation:
Input/internal process =
Output =
Zoom:
50 to 200% (1% increment)
Gamma Correction:
CRT (A/B)
PRINTER (A/B/C)
User definable (1 level)
Color Correction:
Impact-Dot Printer
Thermal Printer
Ink jet Printer
CRT Display
User definable (1 level)
Brightness Control:
7 levels
Image Processing:
Bi-level=
Half-toning=
Focusing:
One-piece CCD/Lens movement system
INTERFACE
Standard Interface:
Bi-Directional Parallel
SCSI (50/50 pin connectors)
SOFTWARE
Commend Level:
ESC/I-B8 (B6 level with Focus control)
Rev. A
12bit/pixel
8 or 12bit/pixel
Fixed threshold
TET
Error diffusion (A/B/C)
Dither (Resident) (A/B/C/D)
Dither (user definable) (A/B)
ELECTRICAL SPECIFICATION
Power supply voltage:
[120 V version]
[220-240 V version]
Rated frequency range:
50 / 60 Hz (49.5 - 60.5 Hz)
Power consumption:
Approximately 60 W (without an optional unit)
Maximum 75 W (with an optional unit)
10 M W at 500 VDC
Insulation resistance:
Dielectric strength:
AC 1.5 KV / minute
Static electricity:
Panel = 10 KV
Metal = 7 KV / 150 pF, 150 W
SAFETY, EMC
Safety regulation:
UL1950 with D3
CSA C22.2 NO. 950 with D3
Low voltage directive
73/23/EEC: EN60950 (TUV)
EN60950 Nordic Deviation (NEMKO)
EMC:
FCC Part15 Subpart B Class B (USA)
CSA C108.8 Class B (Canada)
AS/NZS3548 Class B
Directive 89/336/EEC:
Product Descriptions
Rated voltage = AC100 - 120 V (± 10%)
Rated voltage = AC220 - 240 V (± 10%)
(between AC line and chassis)
(between AC line and chassis)
EN55022 Class B
EN61000-3-2
EN61000-3-3
EN50082-1
IEC 801-2
IEC 801-3
IEC 801-4
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