Epson TM-C3400BK Technical Reference Manual page 187

Chapter 4 Handling
Media Feed Position Adjustment
Performs the paper feed adjustment for the cut position and the print position. Make this
adjustment when the cut/print position is not aligned.
Print Head Alignment
Adjusts misalignment of vertical lines, barcodes and paper feed during bi-directional printing.
This is to check the adjustment value by using Die-cut Label Roll paper included in the product
package. It is not necessary for the user to make this adjustment since this is adjusted in the
factory before shipping.
Print Reference Adjustment
Adjust the top of form position and print start position by using the roll paper included in the
product package. Normally it is not necessary for the user to make this adjustment since this is
adjusted in the factory before shipping.
Operating Time Settings
Set the time to wait for data, or platen vacuum operation to pause.
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