Appendix A
51
A
Scanner
1
Windows
®
XP in this User’s Guide includes Windows
®
XP Home Edition and Windows
®
XP Professional.
2
For the latest driver updates for the version of Mac OS X you are using, visit us at http://solutions.brother.com/
DS-620
DS-720D
Colour / Black
Yes / Yes
Duplex Scan
No
Yes
TWAIN Compliant
Windows
®
Windows
®
/ Windows Vista
®
/ Windows
®
7 / Windows
®
8
Macintosh
Mac OS X 10.6.x, 10.7.x, 10.8.x
Colour Depth
Input
48 bit colour processing
Output
24 bit colour processing
Resolution
Optical
Up to 600 ×
600 dpi
Interpolated
1200 dpi
Scanning Width
Up to 216 mm
Greyscale
Input
16 bit
Output
8 bit
Scanning Max. Speed
Mono 8.0 ppm (7.5 seconds (Letter) up to 300 dpi)
7.5 ppm (8 seconds (A4) up to 300 dpi)
4.3 ppm (14.1 seconds (Letter) above 400 dpi)
4 ppm (15 seconds (A4) above 400 dpi)
Colour 8.0 ppm (7.5 seconds (Letter) up to 300 dpi)
7.5 ppm (8 seconds (A4) up to 300 dpi)
4.3 ppm (14.1 seconds (Letter) above 400 dpi)
4 ppm (15 seconds (A4) above 400 dpi)
Duplex Scanning Max. Speed
-
Mono 5.3 ppm (11.3 seconds
(Letter) up to 300 dpi)
5 ppm (12 seconds (A4) up
to 300 dpi)
3 ppm (19.8 seconds
(Letter) above 400 dpi)
2.9 ppm (21 seconds (A4)
above 400 dpi)
Color 5.3 ppm (11.3 seconds
(Letter) up to 300 dpi)
5 ppm (12 seconds (A4) up
to 300 dpi)
3 ppm (19.8 seconds
(Letter) above 400 dpi)
2.9 ppm (21 seconds (A4)
above 400 dpi)