# Check EC20 connections

When setting up your EC20 in your workflow please check all your connections.

Please refer to your actual application scenario for how your devices should be connected.

After the camera is powered on it will initialize, it will go up to the limit position, and then it will go to the middle position both horizontally and vertically, the motor will stops running, and the initialization will be complete.
(Note: If preset 0 is saved, PTZ will be moved to preset 0)

**Release Notes**

EC20 firmware release notes, including the current release, previous releases, and firmware upgrade requirements, are documented separately in the Epiphan product release notes.

> product: ec20 · topic: other · source: ec20-userguide.md · updated: Oct 7, 2026