Oki B 6200n - Manual (Page 27)

27 Printing Using Fonts and Forms
Switching Fonts
Set a Primary and Secondary Font
For PCL5, you can set one Primary and one Secondary font, then use the SI
and SO commands to switch between them.
Commands used:
Command ASCII Hexadecimal
Assign FontID <ESC> * c # D 1B 2A 63 # 44
Assign FontID to FontFile in storage <ESC> & n # W [01] 1B 26 6E # 57 [01]
Set primary font by FontID <ESC> ( # X 1B 28 # 58
Set secondary font by FontID <ESC> ) # X 1B 29 # 58
Switch to primary font SI 0F
Switch to secondary font SO 0E
Example
To set the default resident font Courier as the Primary font and the
downloaded font Download1.bin as the Secondary font, then switch
between them:
<ESC>%-12345X@PJL ENTERLANGUAGE=PCL<0D><0A>
<ESC>*c1000D<ESC>&n12W<01> Download1.bin
/ * assign Font ID 1000 to Download1.bin */
<ESC>)1000X /* Set Downloaded font as Secondary font */
<0F> [D ATA S TRING ] .<0D><0A> / * Select Primary font */
<0E> [D ATA S TRING ] .<0D><0A> / * Select Secondary font */
<0F> [D ATA S TRING ] .<0D><0A> / * Select Primary font */
<0E> [D ATA S TRING ] .<0D><0A> / * Select Secondary font */
<0C>
<ESC>%-12345X