Procedure of [Both Sides Adjust]
The following shows the procedure for the [Both Sides Adjust].
Checking the reference position of the printing side .
To determine the misalignment of printing position, the adjustment of the reference position required on the main body side must be completed.
Before performing the [Both Sides Adjust], check the adjusted value of the reference position and make adjustment as needed.
The following items of [Adjustment] - [Machine Adjustment] - [Printer Adjustment] on the [MACHINE] screen are adjustment items that need to be checked:
[ Restart Timing Adjustment] -> Restart Timing Adjustment: Adjusting the Image Position of Lead Edge in Paper Feed Direction in the Printer
[ Centering Adjustment] -> Centering Adjustment: Adjusting the Image Position in the Crosswise Direction in the Printer
[ FD-Mag. Adjustment] -> FD-Mag. Adjustment: Adjusting the Magnification in Paper Feed Direction in the Printer
[ CD-Mag. Adjustment] -> CD-Mag. Adjustment: Adjusting the Magnification in Crosswise Direction in the Printer
Adjust the front side in the following order, and then adjust the back side in the same order.
[ FD-Mag. Adjustment] - [CD-Mag. Adjustment] - [Restart Timing Adjustment] - [Centering Adjustment]
The adjustment for the reference position of the print side is an advanced adjustment. Contact your service representative in advance of the adjustment.
Performing [Both Sides Adjustment] per Tray .
The adjustment can be made by either of the following three methods:
[Gap] adjustment: the method used for aligning both sides with correction of the back side magnification and print position based on the front side ones.->Gap adjustment
[Chart Adjustment]: the method used for aligning both sides with correction of the magnification and print position of both front and back side.->Chart Adjustment
[Zoom]/[Image Shift] adjustment: the method used for fine adjustment after [Gap] adjustment or [Chart Adjustment], or the method used when the amount of misalignment between both sides is figured out. ->Zoom/Image Shift Adjustment
It is convenient to adjust the back side magnification and print position by [Gap] adjustment after adjusting the front side ones by [Chart Adjustment] or [Zoom]/[Image Shift] adjustment.
If the paper is bent or wrinkled when printing, adjust the [Registration Loop] amount before performing [Gap] adjustment, [Chart Adjustment] or the [Zoom]/[Image Shift] adjustment. For details, refer to Adjustment of Registration Loop.