: Once installed, the USB connection acts as a LAN port. You may need to set a static IP on your PC (often in the 192.168.0.x range, depending on your BBU configuration) to access the LMT. Common Troubleshooting
: Using tools like LMT (Local Maintenance Terminal) to run diagnostic commands or check alarm statuses. Key Specifications & Requirements Supported Operating Systems bbu3900 usb driver
Use a high-quality USB-to-Mini-USB cable (or the specific proprietary Huawei cable) to connect your laptop to the USB port on the GTMU or UMPT board. Verify in Device Manager: Open Device Manager (Win + X). Look under Ports (COM & LPT) . : Once installed, the USB connection acts as a LAN port