Beijing TX Series - Printer makes a paper-feeding sound, but no paper feed.; Printed content presents a mirror.

TX-1xx Series Printer Operation Manual
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The sample name can be up to 40 characters and the sample batch number can
be up to 24 characters. Press [Fn1] key, the display is as shown below:
 [N/CN] or [DATE] →
1.Sample Name：Print the sample name in the header, select this item and press
[OK] key to enter. If the input content is empty, the sample name will not be
printed; if you want to output the sample name with empty content, you can
enter a space.