# Initial Startup Checks

#### ※Motor Schematic diagram

<figure><img src="https://3855363247-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fcs6QyzgclSdyKWWV05Sb%2Fuploads%2FWi5fL1v4PzQdPcokao9T%2FBOOM%E7%94%B5%E6%9C%BA%E7%A4%BA%E6%84%8F%E5%9B%BE_%E7%94%BB%E6%9D%BF%201.jpg?alt=media&#x26;token=58ed08ba-1e66-4b17-93a7-e4d457b690cc" alt=""><figcaption></figcaption></figure>

#### ※Correct printhead movement direction

<figure><img src="https://3855363247-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fcs6QyzgclSdyKWWV05Sb%2Fuploads%2F0nA3OnTl3tasdfluTzcH%2FBOOM%E6%AD%A3%E7%A1%AE%E5%BD%92%E4%BD%8D_%E7%94%BB%E6%9D%BF%201.jpg?alt=media&#x26;token=3b69214a-f1d5-4d0c-8c13-704e0ad5d43a" alt=""><figcaption></figcaption></figure>

#### ※Check Fan

Identify all the fans inside the machine.

| Name             | Specifications | Startup method                                   |
| ---------------- | -------------- | ------------------------------------------------ |
| Hotend\_fan      | 3010 FAN       | Hotend＞50℃                                       |
| Part coolong Fan | 4010Blowe×2    | When commencing the printing of the second layer |
| Core\_fan        | 3010 FAN       | Starts when energized (not controllable)         |

<figure><img src="https://3855363247-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fcs6QyzgclSdyKWWV05Sb%2Fuploads%2FQeLVsCAEMyGMZOi2gdpy%2FBOOM%E9%A3%8E%E6%89%87%E7%A4%BA%E6%84%8F%E5%9B%BE_%E7%94%BB%E6%9D%BF%201.jpg?alt=media&#x26;token=c673845f-15f4-4d97-8952-51a387f45b10" alt=""><figcaption></figcaption></figure>