Ultra electronic Prima 3 XID590ie - Manual (Page 28)

3.3.6. PO Panel Area Definition (Peel Off)
This function is designed to define areas which will be prevented from printing (e.g. signature
fields). The YMCK-PO looks like shown:
Yellow Magenta Cyan Carbon (K) Peel Off (PO)
Note: A special ribbon type is required to use this option.
Default Settings
Prima 3 Driver Manual
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