Epson P-40 Operating Manual page 27

DC4
Cancel Enlarged mode with auto-reset
CHR$(20);
This code cancels the Enlarged mode set by SO.
(SO is also canceled by a CR or LF.)
iB "Cancel enlarged mode
ZB LERINT CHREC L405 esoesie
SA LPRINT CHRE CSB 33 ADCS ehr ape
48 END
eS ST ED eee ik
21