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Chapter 11
APPENDIX
SPECIFICATIONS
Model AL-2051
Type Digital Multifunctional System, Desktop
Photoconductive
type
OPC drum
Document glass type Fixed
Copy/printing system Dry, electrostatic transfer
Originals Sheets, bound documents
Originals size Max. A4
Copy size
Max. A4 Min. A5 Image loss: Max. 4 mm (leading and
trailing edges) Max. 4.5 mm (along other edges in total)
Max. 6 mm (trailing edge of the second copy of two-sided
copying.)
Copying speed*
1
20 copies/min. (A4 one-sided copying at 100% copy ratio)
Continuous copy Max. 99 copies; subtractive counter
First-copy time*
2
8.0 seconds (When user program 24 is set to OFF) 10.7
seconds (When user program 24 is set to ON) (paper: A4,
exposure mode: AUTO, copy ratio: 100%)
Warm-up time*
3
Approx. 0 sec.
Copy ratio
Document glass: Variable: 25% to 400% in 1%
increments (total 376 steps)
Fixed preset: AB system: 25 %, 50 %, 70 %, 86 %, 100 %,
141 %, 200 %, 400%
Inch system: 25%, 50%, 64%, 78%, 100%, 129%, 200%, 400%
RSPF: Variable: 50% to 200% in 1% increments (total 151 steps)
Fixed preset: AB system: 50 %, 70 %, 86 %, 100 %, 141 %, 200 %
Inch system: 50%, 64%, 78%, 100%, 129%, 200%
Exposure system
Document glass: Moving optical source, slit exposure
(stationary platen) with automatic exposure function
RSPF: Moving original
Paper feed
One automatic feeding paper tray and one optional paper
tray (250 sheets each) + bypass tray (50 sheets)
Fusing system Heat rollers
Developer system Magnetic brush development
Light source
Tri-color CCD light source (CCD: 3 components; R, G,
and B)
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