Xerox Phaser 790 Service Manual page 539

Magnification Accuracy
The magnification specifications and associated image distortion for Copy mode are shown in
the following table.
Table 3 Scanner Magnification Specification
Magnification
25 - 49.9%
50 - 99.9%
100%
100.1 - 200%
200.1 - 400%
Platen Mode Size Detection
The IIT recognizes the following standard document sizes in Platen mode.
Table 4 Platen Mode Document Sizes
Document
orientation
Postcard SEF
(Post Card)
A6 SEF
B6 SEF
B6 LEF
A5 SEF
A5 LEF
5.5 x 8.5 SEF
5.5 x 8.5 LEF
B5 SEF
B5 LEF
8.5 x 13 SEF
8.5 x 14 SEF
B4 SEF
8th Opening SEF
A3 SEF
11 x 17 SEF
Phaser 790/DocuColor 2006
Specification
+/- 1.0%
+/- 1.0%
+/- 1.0%
+/- 1.5%
+/- 2.2%
Document
size (mm) NASG ESG
100 x 148 - -
(101 x 152) x ALT ²
105 x 148 ALT ³ x
128 x 182 x x
182 x 128 - -
148 x 210 x x
210 x 148 x x
140 x 215.9 x x
215.9 x 140 x x
215.9 x x x
279.4
279.4 x x x
215.9
215.9 x - x
330.2
215.9 x x -
355.6
257 x 364 x x
267 x 388 x x
297 x 420 x x
297.4 x x x
431.8
NOTE:
¹ Mix Mode only
² Default is A6S, Postcard S is selectable.
³ Default is Postcard S; A6 S is selectable.
Scanner Alignment
Following are the scanner alignment specifications.
Table 5 Reg/Skew Specifications
Item Application
Registration Lead Edge
Registration Side Edge
Skew Lead Edge
Skew Side Edge
Linearity (fast scan) n/a
Linearity (slow scan) n/a
First Copy Output Time (FCOT)
Parameters - AE Off, ACS Off, A4 SEF, Tray 1
• Black/White: 11.5 sec. or less
• Full color: 25.6 sec. or less
03/01
6-29
Specification
+/- 0.5 mm
+/- 0.5 mm
+/- 0.7 mm / 200
+/- 1.4 mm / 390
+/- 1.0 mm / 200
+/- 0.4 mm
General Procedures and Information
IIT (Scanner) Specifications