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FUJITSU 32 User Manual

Page 154

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147

Product: fi-4990C

Type: Desktop

Image sensor:

Reduced optical system

Operating method:

Automatic Document Feed (ADF),
Simultaneous double-sided scanning,
Long page scanning (297mm

x

878mm, Black&White only)

Light source:

Fluorescent tube (White)

Basic resolution:

400 dpi

Output resolution:

Monochrome: 400, 300, 240, 200, 150, 100dpi
Color: 400, 300, 200, 150, 100dpi

Grayscale levels (internal):

10 bit 1024 levels

Gray scale (8 bits) output:

Enabled

Halftone Patterns:

Dither matrix, Error diffusion

Color

24bit

ADF scanning speed

1

:

Single sided:

90 pages per minute (200 dpi, A4, 55 kg)

Double sided: 90 pages per minute (200 dpi, A4, 55 kg)

(= 180 screens per minute)

Hopper capacity:

Maximum 1,000 sheets, (ream weight: 55 kg, A4 [High quality
paper, Normal temperature and humidity])

Document size:

Maximum 297 mm

x

432 mm

or 297mm

x

878 mm with Long Page scanning mode.

Supported regular paper

2

:

A3, A4/A4 Landscape, A5/A5 Landscape, A6/A6 Landscape, B4,
B5/B5 Landscape, B6/B6 Landscape, Double Letter, Letter/Letter
Landscape, Legal, US Executive/US Executive Landscape

Cutout specification:

Specified (one location)

Background compensation:

Enabled

Brightness / Threshold / Contrast : 255 steps

High light / Shadow :

255 steps (at Color / Grayscale scanning)

Gamma pattern:

3 internal types (can be downloaded)

Image processing function:

Dynamic Threshold (SDTC, DTC),
Edge emphasis, Edge extraction, Automatic separation, Mirror
image(Black&White only), Reverse image, 256 Color, 8 Color

1. This speed is only specified for the scanner itself. The actual reading speed may vary depending on the

system configuration.

2

Not all paper sizes can be used in all devices. For details, refer to the users' manual for the device.

For other paper sizes, the customer settings can be used.