Installation_Guide | 1 - Installation Guide | 24
Ground Connection
Caution:
•
Proper grounding (connection to ground) is very important to reduce the risk of electrocution to the
user or protect the PBX from the bad effects of external noise in the case of a lightning strike.
•
A permanent connection between ground and the ground terminal of the PBX must be made.
1.
Tighten the provided screw stud into the Grounding port on PBX.
2.
Insert an 18AWG grounding wire (user supplied).
3.
Tighten the provided screw nut.
4.
Attach the grounding wire to the grounding terminal.
Install Yeastar S100
Install Telephony Module
Yeastar S100 supports:
•
Max. 2 EX08 Expansion Board
•
Max. 2 EX30 Expansion Board
•
Max. 8 Telephony Module
•
Max. 1 D30 Module
The optional telephony modules are as below:
•
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.
