Check . You should see a new port, typically labeled "Huawei Mobile Connect - DownLoad Port" or "BOOT_3G". 2. Load the Emergency Bootloader Open the Balong USB Downloader . Select the detected COM port. Load your usblsafe.bin or usbloader.bin file.
: Torx T5 or T6 to open the modem casing. Software Files E8372h-153 Dead Boot Repair
If you'd like, I can help you or clarify the exact pinout locations for the boot shot. E8372h-153 Dead Boot Repair
: Wrong bootloader file version or incorrect COM port selection. E8372h-153 Dead Boot Repair
Plug the USB dongle into a 5V power source (not the PC yet). You should see output like: