Operation Manual

Page 3-110
3-5 TWAIN Source
3-5-12 Maximum image size
There are some cases where the image can not be scanned depending upon the available memory size.
• Select Color or Gray
200dpi 300dpi 400dpi 600dpi
A3 22MB 50MB 89MB 199MB*
A4 11MB 25MB 44MB 100MB
11" x 17" 21MB 48MB 86MB 193MB*
8-1/2" x 11" 11MB 24MB 43MB 96MB
*Scanning can not be performed on Windows95.
• Select Black & White (1bit)
200dpi 300dpi 400dpi 600dpi
A3 0.9MB 2.1MB 3.7MB 8.3MB
A4 0.5MB 1.0MB 1.8MB 4.1MB
11" x 17" 0.9MB 2.0MB 3.6MB 8.0MB
8-1/2" x 11" 0.4MB 1.0MB 1.8MB 4.0MB