20
Chapter 1 Product Overview
Status and Errors
The status of the printer is indicated by lit and flashing LEDs.
Status Display
O: OFF N: ON F: Flashing -: Ignore the LED light
You cannot print when an error has occurred.
You cannot identify the error by the flashing patterns of the LEDs. Develop the application so that
users can identify the error description and check the solutions.
Power
LED
Error
LED
Paper
LED
Wi-Fi
LED
Ethernet
LED
Bluetooth
LED
Printer Status
NOO -- -Online
NNNN N NWhile initializing after turning on the
power
NO - OO ODuring a self-test
NO - - - - While feeding paper using the Feed
button
NN - - - - Roll paper cover open while not
printing
NOFO O OWaiting for the self-test to continue
NOF - - - Waiting for a Macro execution to run
NNF - - - Waiting for the roll paper cover to be
closed to print a status sheet.
NNN - - - No roll paper
NN - - - - Automatically Recoverable Errors
Recoverable Errors
N F *1 - - - - The connected device can only be
charged through the USB port.
N F - OO OUnrecoverable Errors
CAUTION:
Turn off the power immediately when
an unrecoverable error occurs.
If the same error occurs again even after
turning the power back on, contact
qualified service personnel.
FOOO O OUpdating firmware
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