SATO S84ex Operator's Manual page 167

4 Operation and Configuration
ONLINE
This screen shows an online status icon if INTERNAL DATA is selected.
OFFLINE
This screen shows an offline status icon if RECEIVE BUFFER is selected.
SEND BACK DATA TRANSMITTING
This screen shows while the printer is transmitting the "SEND BACK
DATA".
SEND BACK DATA COMPLETED
This screen shows that the printer has completed the transmission of
"SEND BACK DATA".
Note
The printer returns to the HEX DUMP MODE screen after three beeps.
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S84-ex/S86-ex Operator Manual