Epson 8900 Series - Manual (Page 157)

Epson FX Printer Emulation Mode 8-5
— Slashed zeros — OFF
— The last form setting change made via the control panel is
retained and restored at power -up.
— The right-half character set defaults to PC1 at power-up.
q The following escape sequences are not supported:
— The download characters command sequence ESC & NUL
data
— The copy ROM character set to RAM Roman command
sequence ESC : 0 0 0
— The copy ROM character set to RAM San Serif command
sequence ESC : 0 1 0
— The select normal character set comand sequence ESC % 0
— The select user-defined character set command sequence
ESC % 1
— The select cut-sheet feeder mode command sequence
ESC EM 0
— The disable cut-sheet feeder mode command sequence
ESC EM 4
— The set one-half print speed mode to on or off command
sequence ESC s n