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プリンター Aopos T220IIIのPDF ユーザーマニュアルをオンラインで閲覧またはダウンロードできます。Aopos T220III 18 ページ。 Thermal

4.3) Printer Self Test

This is to test whether the printer is working properly or not and also checks the printing

quality, firmware version, and DIP switch settings.

1. Hold the FEED button first and then turn on the power at the same time, release the

button after around 1 second.

2. If the printer is working properly, it should then automatically print the self-testing

result that indicating the firmware version number, printer connection type, English

alphanumeric characters, and so on.

3. The test print will be ended with following message:

Note: Above procedure does not test parallel or serial ports. Please use communication

utility to test the printer connection.

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