2.6 Status messages
The status LED indicates hardware status of device. Given in the table below are the various led signals and the corre-
sponding device status.
STATUS LED DESCRIPTION
-
OFF DEVICE OFF
GREEN
ON DEVICE ON: NO ERROR
GREEN
x 1 RECEIVE DATA
x 2 PRINTHEAD OVERTEMPERATURE
x 3 PAPER END
x 4 POWER SUPPLY VOLTAGE INCORRECT
x 5
RECEPTION ERRORS
(PARITY, FRAME ERROR, OVERRUN ERROR)
x 6 COMMAND NOT RECOGNIZED
x 7 COMMAND RECEPTION TIME OUT
x 8 COVER OPEN
x 9 PAPER JAM
x 10 CUTTER ERROR
x 11 RAM ERROR
x 12 EXTERNAL FLASH MEMORY ERROR
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