Ebyte E840-DTU - Page 8

Chengdu Ebyte Electronic Technology Co.,Ltd E840-DTU(4G-02E) User Manual
Copyright ©2012–2019
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Chengdu Ebyte Electronic Technology Co.,Ltd
8
8
NET
Green: Socket A link connection status indication pin High: Socket A is successfully
connected to the network server; Low: Socket A is not successfully connected to the
network server;
Blue: Socket B link connection status indication pin High: Socket B is successfully
connected to the network server; Low: Socket B is not successfully connected to the
network server;
9
DC-IN
DC adaptor，8~28V, 12V or 24V is recommended
10
RST
Dip switch（downward，reset）
11
Restore
Dip switch
After the radio is powered on normally, the Restore dials from top to bottom, and
continues down for 3~10S, then from bottom to top. After the process is completed
normally, the radio parameters will be restored to the factory settings and restarted
immediately.
12
SIM
SIM card slot
13
ANT
Antenna （SMA-K，50Ω impedance）