4D-Link DWM-312W User Manual
Section 1 - Product Overview
Top Panel
1 SIM Card Slot Cover Covers the slots for SIM cards A and B.
2 SIM Card LEDs Indicates whether a SIM card has been inserted into slots A or B.
3
Signal
Green Indicates strong signal. Red Indicates weak signal.
Amber Indicates fair signal. O Indicates no signal.
4 Internet
Solid Green Connected to SIM A LTE Network. Flashing Blue Fallback to SIM B 3G/2G network.
Flashing Green Fallback to SIM A 3G/2G network. Solid Blue Connected to SIM B LTE Network
O No service/SIM Error/APN Error
5 Power A green LED indicates the DWM-312W is receiving power.
6 Reset Button
Press and hold for 3 seconds to reset.
1 2 3 4 5
6
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