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4. LED and Button Functions
4.1 LED Indicator
Event
Description
Direct thermal mode ready
White(ONLINE) solid, and the device is ready to use.
Open cover
When the cover is open, a beep sound will be made, and White(ONLINE),
Red (ERROR), and Green(LABEL) will flash.
PAUSE
Press the PAUSE button. When the White (ONLINE) flash, the printer will
pause.
FEED
Press the FEED button to print as per demand, White(ONLINE) will flash.
Out of paper
When out of paper, a beep sound will be made, and Red(ERROR) flash
Label gap/black mark error
When label gap/black can’t be found, a beep sound will be made, and
Red(ERROR) solid, White (ONLINE) flash
Cutter error
When cutter can’t be found, a beep sound will be made, White(ONLINE)
and Red(Error) Both flash, alternately flash with Green(LABEL)
Print head overheated
When print head overheated ,a beep sound will be made, and White
(ONLINE)and Red(ERROP) alternately flash
Other errors
When other errors ,a beep sound will be made, and Red(ERROP) and
Green(LABEL) alternately flash
Wi-Fi Module
Orange(Wi-Fi) permanent
Wi-Fi connection
When AP or STA modes connection, orange(Wi-Fi) flash
BT Module
Blue(BT) permanent
BT Output
Blue(BT)flash
