Waveshare SIM7000E User Manual page 5

SIM7000E NB-IoT HAT User Manual
3) Generally, the NET indicator will fast flash firstly (1 time per second), which means that the
module has not logged in the Network. After logging in, the indicator become to flash slowly (1
time every three seconds). Up to the local GSM network, this process that logging in will last
several seconds to dozens of seconds.
If you take too much time to log in and failed, please check that whether the GSM antenna is
connected correctly, and whether the SIM card is usable and insert correctly.
4) Install SIM7000 driver (windows driver: www.waveshare.com/wiki/File:SIM7X00-Driver.7z)
Open Device Manager to get the corresponding COM port number of SIM7000. For example, the
AT Port is COM19 as below. Users need to choose the correct port according to the Manager.
Figure: Devices Manager
1.2. Solder joints
Rev1.0 June 8, 2018
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