Different LED status indicates differently. Here are some common circumstances and corresponding solutions for your reference:

Light Status

Description

Solution

Solid Blue

Normal


Flashing Red(every second)

The cover is not closed

Close the cover properly

Flashing Red(every 2 seconds)

Paper shortage

Run the automatic label study by loaded label

Flashing Red and Blue

(every second)

Printer head is overheated

Wait until it cools down, printing job will resume

Flashing Purple(every second)

Wrong power adapter

Use back the AOBIO power adapter. If you lose it, please contact our after-sales team.


If you have any further issues or concerns, please contact us through our LiveChat platform at www.aobioprinter.com