August 2006 DUPLEX UNIT
6-147
Detailed
Descriptions
6.16.5 DUPLEX INTERLEAVE FEED
The number of sheets that can be processed at a time depends on the size of the
paper. The table below shows the order of page process ing for a 14-page job. Odd
numbers are the front sides of the pages, even numbers are the back sides.
Order of Page Processing
Scanning Order 1 2 3 4 5 6 7 8 9 10
11
12
13
14
A4/LT LEF or
smaller *1 1 3 5 2 7 4 9 6 11
8 13
10
12
14
Longer than
A4/LT(LEF) *2 1 3 2 5 4 7 6 9 8 11
10
13
12
14
*1: 3 pages can be interleave processed at once.
*2: Only 2 pages can be interleave processed at once.
The following diagrams show where the 7 sheets are located at every step during a
14-page duplex print job with A4/LT LEF paper (three pages can be in the feed
path at once).
1. First 3 sheets  fed.
1) 1st sheet, front page printed (pg. 1)
2) 2nd sheet, front page printed (pg. 3)
3) 3rd sheet, front page printed (pg. 5)
2. 1st, 2nd, 3rd sheet fed to duplex tray
and inverter table.
3. 4th sheet feeds.
B132D959.WMF
B132D960.WMF