CognitiveTPG DLXi - Manual (Page 126)

S T A N D A R D P R I N T E R C O M M A N D S
does not adversely affect the behavior of printers that
do not require one. You may want to send a wake-up
string to every printer prior to sending your label
formats, to help assure compatibility with all printers.
See also Header line
Revision F, January 2012, CognitiveTPG 117