This video is suitable for S-Series VoIP PBX, including S20, S50, S100 and S300.
In this video, we will explain how to install the S-Series IP-PBX.
1. Install the Expansion Boards
2. Install the Telephony Modules
3. Install the D30 Module
4. Install the Hard Disk Drive
5. Install the TF/SD Card
6. Install the USB
7. Connection and Indicators
If you couldn't view this video, please visit here: S-Series VoIP PBX Hardware Installation