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SCANNER UNIT
SM 6-15
C249
Detailed
Des
cription
s
6.3.7 BINARY PROCESSING
This process converts the video signal from 8-bit to 1-bit (black and white) in
accordance with a threshold value.
The threshold value depends on a compensation curve (gamma curve) which
corresponds to selected image processing settings. For example, if a darker image
is selected, a compensation curve that converts each pixel value to a higher
number is selected. This ensures accurate generation of the 256 gray scales from
black to white.
6.3.8 FINE MODE
Purpose: Use this function to make clear prints.
This machine’s specification is 300 dpi.
With this function, the scanner scans at 400 dpi in the sub-scan direction by
reducing the scanner motor speed, then the master making unit writes at 400 dpi in
the master feed direction by reducing the master feed motor speed. Therefore, the
resolution in the paper feed direction is 400 dpi.
Normal
Fine mode
Main-scan
direction
Sub-scan
direction
C238D049.WMF
Содержание C249
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Страница 18: ...C249 C264 vi SM PRINTER SCANNER C624 SEE SECTION C624 FOR DETAILED TABLE OF CONTENTS...
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Страница 21: ...INSTALLATION...
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Страница 145: ...DETAILED DESCRIPTIONS...
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Страница 149: ...MECHANISM OVERVIEW SM 6 3 C249 Detailed Descriptions C249D940 WMF C249D941 WMF 62 60 61 64 65 66 67 63 69 70 68...
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Страница 239: ...INSTALLATION PROCEDURE SM 1 13 C264 C264 Installation Procedure 1 Remove the strips of tape...
Страница 261: ...SCANNER SM 3 5 C264 C264 B SBU x 1 x 5 C Lamp stabilizer x 2 x 5 B C...
Страница 267: ...MASTER EJECT SM 3 11 C264 C264 3 4 MASTER EJECT 3 4 1 MASTER EJECT UNIT A Master eject unit x 1 x 2 1 clamp A...
Страница 303: ...OTHERS SM 3 47 C264 C264 Paper exit C 0 0 mm Master eject unit cover Master eject cover x 4 D 0 0mm to 2 0mm C D...
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Страница 357: ...MECHANISM OVERVIEW SM 6 3 C264 C264 59 30 32 31 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55...
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Страница 409: ...TIMING CHART SM 6 55 C264 C264 6 11 TIMING CHART 6 11 1 MASTER EJECTION...
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Страница 468: ...CONTROLLER C624 16 SM For models C239 C244 A Rear cover B Controller cover x 4 C624R502 WMF C624R503 WMF A B...
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