Yeastar Technology S-Series Installation Guide

Installation_Guide | 1 - Installation Guide | 18
• S2 Module • O2 Module • B2 Module • SO Module
• GSM Module • 3G Module • 4G Module
Note: Before installing the module, check if the module is clean and intact.
1.
Loosen the screws at the bottom of the device and remove the upper cover.
2.
Insert the module to the Module Slot.
3.
Follow the instructions to insert a SIM card on the GSM/3G/4G module.
Note: Skip this step if no GSM/3G/4G module is installed.

Yeastar Technology S-Series Specifications

General

Brand	Yeastar Technology
Model	S-Series
Category	PBX
Language	English