Epson LQ-1050 User Manual page 311

ESC ?
Format:
ASCII code:
Decimal:
Hexadecimal:
Comments:
Changes from one graphics mode to another. The variable s is a
character (K, L, Y or Z).
The variable m corresponds to the mode m in the ESC * command.
Command Summary
9-40
ESC ?
27 63
1B 3F
Reassign Graphics Mode
s
m
s m
s
m