A-61510 January 2005 2-7
Grayscale only duplex This job stream is available for i820 and i840 Series Scanners.
1. Prepare documents.
2. Start the scanner to do grayscale duplex scanning (front
grayscale and rear grayscale).
3. Setup the scanner to retrieve grayscale images.
4. Enable the scanner and start polling.
Loop
Read front grayscale image header
Read grayscale image
Read rear grayscale image header
Read grayscale image
End loop
Dual stream simplex This job stream is available for i820 and i840 Series Scanners.
1. Prepare documents.
2. Start the scanner to do dual stream simplex scanning (front
bi-tonal and front color).
3. Setup the scanner to retrieve bi-tonal images first.
4. Enable the scanner and start polling.
Loop
Read front bi-tonal image header
Read bi-tonal image
Read front color image header
Read color image
End loop