DeLaRue MACH 12 User Manual page 122

Programming
initializing the control for internal printer operation
. ,
/
NEXT
PAGE
112
H. Cycle the DOWN ARROW Icon Key
( ) until the PORT 4 / INTERNAL Icon
is selected.
I. Press the NO Icon Key.
J. Press the HOME Key.
K. The Display will show:
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PROGRAMMING MODE
FIGURE #99
HOME PROGRAMMING SCREEN
L. Press the RS--232 Icon Key.
RS232