Appendix A

Specifications

Scanner

General

Scanner type

Flatbed, color

Photoelectric device

Color CCD line sensor

Effective pixels

29280 × 41280 pixels (2400 dpi)

Color depth

48-bit internal/48-bit external

Grayscale depth

16-bit internal/16-bit external

Maximum document size

12.2 × 17.2 inches (310 × 437 mm)

Resolution

2400 dpi (optical)

Maximum hardware resolution

2400 dpi (main scan)

4800 dpi with Micro Step Drive (sub scan)

Maximum interpolated resolution

12800 dpi

Speed (1200 dpi, reflective documents)

Line art:

2.7 ms/line

Grayscale:

2.7 ms/line

Color:

8.0 ms/line

Color separation

RGB color filters

Reading sequence

Monochrome: One-pass scanning

Color byte sequence: One-pass scanning (R, G, B)

Color line sequence: One-pass scanning (R, G, B)

Zoom

50 to 200% in 1% increments

Command level

ESC/I-B8

FS

Pixel depth

16 bits per pixel input, 1 to 16 bits per pixel output

Brightness

7 levels

Line art settings

Fixed threshold

TET (Text Enhancement Technology, enable/disable selectable)

Digital halftoning

AAS (Auto Area Segmentation, enable/disable selectable)

3 error diffusion modes (A, B, and C)

4 dither patterns (A, B, C, and D) for bi-level and quad-level data

(2 downloadable dither patterns)

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