Yeastar Technology S100 - Page 33

Installation_Guide | 1 - Installation Guide | 33
8.
Rotate the antenna into the Antenna Socket.
Note: Skip this step if no GSM/3G/4G module installed.
Install DSP Module
1. Open the device upper cover and insert the DSP module (D30) into the D-Slot from a tilt angle and then press
it down.
2.
Lock the screws to fix the D30 module board.