Avision AM7100N (MT-0904B) - Manual (Page 56)

Using Auto Rotate
This feature allows you to automatically rotate the orientation of your original to
fit the output paper of the printer.
To use auto size,
1
Place your document either on the flatbed glass or into the ADF input tray.
2 Press the Special Fn. button repeatedly until the Auto Size LED is lit.
(Default is None.)
3 Press the green Start button. The copy is starting.
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