TransAct Epic 3000 Programmer's Manual page 239

Communications
[ESC] ~ G USB Green
ASCII [ESC] ~ G <n>
Hexadecimal 1BH 7EH 47H <n>
Decimal <27> <126><71><n>
IPCL None
EPOS None
Where n sets the Mode. 0 = Disable. Non zero, enables greem mode after n
seconds.
Description The USB Vbus is monitored by the printer. This command sets up what
the printer will do when Vbus is removed.
If this value is non zero, the printer will enter Green mode after n seconds.
Note 1: At low temperatures, this delay will include a print head preheat
delay while the print head is heated to a level that will allow normal
operation.
Note 2: Sleep mode also removes the feed motor hold current. It is
possible that the first line of print may be slightly altered if the paper is
moved while in sleep mode.
100-14362 Rev A
T480 Programmer's Guide
Page 239