Adjusting the Print Size of the Copied Image
If the size of the copied image slightly differs from the original, you can adjust the vertical and horizontal magnification in 0.1% increments to better match the image size of the original.
Use the control panel to adjust the print size of the copied image. You cannot perform adjustment using Remote UI from a computer.
1
On the control panel, press [
Settings/Registration] in the [Home] screen or other screen. [Home] Screen
Settings/Registration] in the [Home] screen or other screen. [Home] ScreenThe [Settings/Registration] screen is displayed.
2
Press [Adjustment/Maintenance] 
[Adjust Image Quality] [Fine Adjust Zoom].
[Adjust Image Quality] [Fine Adjust Zoom].The [Fine Adjust Zoom] screen is displayed.
3
Move the slider to the left or right to adjust the magnification for [X] (horizontal) and [Y] (vertical).
Move to the [+] side to increase the magnification or to the [-] side to decrease it.
4
Press [OK].
The adjustments are applied.