Xerox 4215 Reference Manual page 27

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XEROX MRP FAMILY COAX COMMAND REFERENCE
For A4 paper use:
This FSL sequence defines the PCL code that selects FONT0204
as the default landscape font and set the vertical motion index to
avalue that will allow for 66 lines on the page.
There is no need to put any FSL into the user data stream.
OVERVIEW AND PRINTER SETUP
1-5