5G Module Series
RMU500-EK User Guide
RMU500-EK_User_Guide 24 / 28
4 EVB Operation Procedures
This chapter introduces how to use the EVB for the testing evaluation of the module.
4.1. Turn on the Module
1. Finish the assembling steps in Chapter 3.2.
2. Insert a (U)SIM card into the (U)SIM card connector on the EVB.
3. Insert the USB cable (Type-C to dual Type-A), and connect one Type-A end to the computer and the
other end to the auxiliary power supply. The Type-C end is connected to the EVB. Power on the EVB
and the module will be turned on automatically.
4.2. Communication Via the USB Interface
1. Turn on the module according to the procedure in Chapter 4.1.
2. Connect the EVB and a PC with the USB cable through USB interface, and then run the driver disk
on the PC to install the USB driver. For details about USB driver installation, see document [1].
Figure 19: USB Ports
3. Install and then use the tool, QCOM, provided by Quectel to realize the communication between the
module and the PC.
The following figure shows the COM Port Setting in QCOM: select correct “COM Port” (USB AT Port
which is shown in the figure above) and set correct “Baudrate” (such as 115200 bps). For more
details about QCOM usage and configuration, see document [2].
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