SATO SG112 ex Programming Reference Manual page 486

Process at the paper end
2)
Printer
DATA STX . . . . . . . . . . . . ETX (1)
STROBE
ACK
BUSY
SELECT
PE
FAULT
Receive/Analysis/Edit (1)
*When the paper end error occurs, open the head, set label, close the head and feed.
Note: The paper end error will be released when the head is closed.
Paper end error
Online
*
Printing (1)
Head open Head close
Offline
485
Press the LINE key
Online
Printing (1)