<strong>How to see Willett 640 languages？</strong>
Look at the language of the 640 machine, click Settings: In the localization, you can see that there are languages, and there are three languages to choose from:
<strong>How to see Willett 620 languages？</strong>
Take a look at the language of this machine: Click the tool to enter the settings: There are language settings on the localization side, there are simplified, traditional, and English, and there are 3 languages for us to choose from:
<strong>How to see Willett </strong>620 first feed ink？
Let’s take a look atthefirst ink supply of the 620 machine, first turn on this switch, turn it on, and wait for about 30 seconds: The machine will enter the main interface, and it is now powered on: Because it is a new machine, there is no ink inside the ink core, you need to […]
<strong>How to view the common faults of Willett 620？</strong>
Take a look at the common faults. The first fault is high voltage fault. First, check if there is any dirt on the high voltage plate. After drying, the general problem will be solved: The second situation is that the ink dot split is not good, and the poor split of the ink dot will […]