Instruction For Auto Power Down(Sleep) Mode - Star SM-S220I SERIES Hardware Manual

3.3 Instruction for Auto Power Down(Sleep) Mode

The printer in the Power Down(Sleep) Mode will recover to the Print Ready Mode when receiving
commands or button operations.
However, print data received while shifting from the Sleep Mode to the print Ready Mode (for ap-
prox. 1 sec.) is discarded and cannot be printed.
Therefore, if the printer is in the Sleep Mode, please be sure to recover it to the Print Ready Mode
before sending print data.
[ How to Recover to Print Ready Mode & How to Check ]
1) Send the Status command (DLE EOT EOT) and try to resend it until the printer receives the
returned status value (any value from 30H to 37H).
Or
2) Press the FEED button or the MODE button (the Power button for SM-T300 series) and con-
firm that the Power lamp (Green LED) is turned on.
(*1: When the status value is not returned in the above 1) method, it is possible that the printer
is turned off by the Power OFF mode. In this case, turn the printer on manually.
(*1
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