RIFF JTAG – Easy repair Huawei UML397 4G LTE™ Wireless Modem supported

Repairing bricked Huawei UML397 is easy with the RIFF Box

To resurrect Huawei UML397:

•  Solder JTAG cable to Huawei UML397 JTAG pads;
•  Insert USB Data cable into board and PC;
•  Make sure Huawei UML397 is selected in the list of models;
•  Click Resurrect button;
•  Wait till software signals a successful operation completion;
•  Disconnect power supply, de-solder JTAG wires;

Now device is in bootable condition, that is, even if it does not start up normally, you can flash it using known flashing methods.
.