Custom Audio Electronics K3 - Status Messages

3.7 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
BLUE
NOTIFICATION
STATUS
ON DEVICE ON: NO ERROR
BLUE
COMMUNICATION
STATUS
x 1 RECEIVE DATA
x 2
RECEPTION ERRORS
(PARITY, FRAME ERROR, OVERRUN ERROR)
x 3 COMMAND NOT RECOGNIZED
x 4 COMMAND RECEPTION TIME OUT
x 5 LOW PAPER
PURPLE
RECOVERABLE
ERROR
x 2 PRINTHEAD OVERHEATED
x 3 PAPER END
x 5 POWER SUPPLY VOLTAGE INCORRECT
x 6 COVER OPEN
RED
UNRECOVERABLE
ERROR
x 3 RAM ERROR
x 4 EXTERNAL FLASH ERROR
x 5 CUTTER ERROR
WHITE
ON ACTIVE CONNECTION
WHITE
x 1 BLUETOOTH INITIALIZATION
WHITE / BLUE
Wi-Fi INITIALIZATION
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