Scanning Specifications
Scanner type
Flatbed, color
Photoelectric device
CIS
Effective pixels
10200 × 14040 pixels at 1200 dpi; scanning area may be restricted if
resolution setting is large
Document size
Maximum: A4 (8.3 × 11.7 inches [210 × 297 mm]) or Letter (8.5 × 11
inches [216 × 279 mm])
Scanning resolution
1200 dpi (main scan)
2400 dpi (sub scan)
Output resolution
50 to 4800, 7200, and 9600 dpi
(50 to 4800 dpi in 1 dpi increments)
Image data
16 bits per pixel per color internal
8 bits per pixel per color external (maximum)
Light source
LED
Parent topic:
Automatic Document Feeder (ADF) Specifications
Paper input
Faceup loading
Paper output
Facedown ejection
Paper size
US letter, legal, A4, A5, or B5 size
Paper type
Plain paper
Paper weight
17 lb (64 g/m
2
) to 24 lb (95 g/m
2
)
Sheet feeding capacity
Total thickness: 0.14 inch (3.5 mm)
Approximately 35 sheets at 20 lb (75 g/m
2
); up to 10 sheets of paper
in this size: Legal (8.5 × 14 inches [216 × 356 mm])
Note:
You cannot scan on both sides of the paper in this size: Legal (8.5 × 14 inches [216 × 356 mm]).
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Summary of Contents for WF-R4640
Page 1: ...WF R4640 User s Guide ...
Page 2: ......
Page 14: ......
Page 62: ...2 Open the feeder guard and pull up the paper support 3 Slide out the edge guides 62 ...
Page 151: ...You see this window 151 ...
Page 174: ...4 Click OK Parent topic Scanning 174 ...
Page 207: ...You see this window 3 Select Fax Settings for Printer Select your product if prompted 207 ...
Page 208: ...You see this window 4 Select Speed Dial Group Dial List 208 ...