Epson CX4200 - Stylus Color Inkjet, Service Manual

Page: 21 / 223

EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850 Revision A
PRODUCT DESCRIPTION Specifications 21
1.2.2 Scanner Specifications
This section covers specifications of the scanner.
1.2.2.1 Basic Specifications
† Product type: Flatbed color image scanner
† Scanning method: Scanning of fixed document with mobile scan head
† Sensor: CIS
† Maximum scan area: 8.5" x 11.7" (216 mm x 297 mm)
† Document sizes: A4 or US letter
† Max. effective pixels: 10,200 x 14,040 pixels (1200 dpi)
† Resolution
„ Main scan: 1200 dpi
„ Sub scan: 2400 dpi with Micro Step
† Scanning resolution: 50 to 4800 dpi (selectable in 1-dpi steps), 7200 dpi,
9600 dpi
† Gradations (pixel depth): Each color pixel has 16-bit input and either 1-bit or 8-
bit output.
† Scanning speed: 1200 dpi
„ Color: Approx. 30 msec/line
„ Monochrome: Approx. 10 msec/line
† Light source: RGB Three Color LED
1.2.2.2 Detailed Specifications
† Control commands: ESC/I D7
† Gamma correction: Two user-defined levels
1.2.2.3 Image Scanning Area
Figure 1-7. Image Scanning Area
Table 1-15. Image Scanning Area
RW
(readable width)
OLM
(out-of-range left margin)
RL
(readable length)
OTM
(out-of-range top margin)
216 mm (8.5") 1.5 mm ± 1 mm 297 mm (11.7") 1.5 mm ± 1 mm
a
Original's top left alignment position
First pixel
Scan direction
Original
(face down)
Scan bed
Scan area
RL OTM
RW
OLM