User`s manual

8–22 IBM Proprinter Emulation
Double Strike Printing (Select)
ASCII Code ESC G
Hex Code 1B 47
Dec Code 27 71
Purpose Selects double strike (bold) character printing.
Discussion When this command is received, all characters are printed in double
strike until reset by the Double Strike Print reset command or printer
reset.
Double strike printing is ignored for scripts and double high printing. Double
strike printing can occur at any place in the datastream, is acted upon
immediately, and reduces the print speed.
Example The following sample program illustrates double strike (bold) character
printing.