Intermec PC23 User Manual page 50

Chapter 2 — Set Up the Printer
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3 If you are going to load the same size media, continue with the next
step.
If you are using large rolls of media stored outside the printer, such
as in an external media holder, feed the media through the external
media feed slot.
To adjust the media holders for a different media size:
a Pull the locking tab up.
PC23 and PC43 Desktop Printer User Manual