Epson 1500 - Manual (Page 245)

Item
Underline,
Superscript,
Subscript,
Double-width,
Bold
Italic
Intercharacter
spacing
Factory setting
I Reset value I
Upright
I Upright I
DC 1
I DC 1 I
Enable Enable
LQ and FX Emulation Command Summary
This section lists the control codes and escape sequences
supported in the LQ and FX emulations. Some LQ and FX
printer codes are not available, either because the functions are
not required (such as draft printing) or are not possible because
of the different technologies used in these printers.
The following commands are either not available or are ignored
in the LQ or FX emulation:
ESC<
ESC8
ESC9
ESCU
ESCs
ESCr
ESCi
ESCe
ESCf
ESC (-
ESC q
CAN
Unidirectional mode (one line)
Disable paper end detector
Enable paper end detector
Select print direction
Set/cancel half-speed printing
Select color printing
Incremental view
Set increment tab
Vertical/parallel skip
Select line
Select style
Cancel line
C-14 LQ and FX Emulation Modes