Rf Interface; Description Of Rf Connector; Description Of Rf Connecting Seat - Fibocom L-831-EA User Manual

1 CONFIG_3
21 CONFIG_0
69 CONFIG_1
75 CONFIG_2
The configuration of M.2 Socket 2 Module as listed below :
Config_0 Config_1
(pin21) (pin69)
GND GND
GND GND
GND GND

5.15 RF Interface

5.15.1Description of RF Connector

L831-EA module provides two RF connector for the connection of external antenna , the MAIN means the
main antenna of RF, and DIV means the diversity antenna .

5.15.2Description of RF Connecting Seat

L831-EA module adopts the RF connecting seat with Murata MM4829-2702, the size is 2*2*0.6mm, and
the structure diagram as follows:
L831-EA Module Hardware User Manual
O
O
O
O
Config_2 Config_3
(pin75) (pin1)
GND GND
N/C GND
GND N/C
Figure 5-9 RF connectors Diagram
Connect to GND within the module
NC
Connect to GND within the module
Connect to GND within the module
Module Type and Main
Host Interface
SSD-SATA
WWAN-PCIe
WWAN-USB3.0
0
-
0
0
Port Configuration
N/A
N/A
0
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