E5573s320 Usbloaderbin | Hot
Launch the application on your computer.
This is the core of the procedure. Failure here can lead to a "hot" (bricked) device, so caution is paramount.
Click the file selection path and load your verified file. Click Load or Flash .
Turn off the router, remove the back plate, take out the battery, and remove the screws.
| Tool/File | Description | | :--- | :--- | | | Modem drivers (e.g., Huawei Driver 5.05.02.00 ) so your PC recognizes the device. | | Balong USB Downloader | The main tool to flash usbloader.bin to the device. | | usbloader.bin | The bootloader file specific to your model . Using a file for E5573Cs-322 on an E5573s-320 can cause a brick. The 99 version number often indicates it's a service firmware containing the loader. | | Intermediate (Service) Firmware | A specific firmware, like 21.110.99.02.00 , used as a transitional step to prepare the device. | | Final Firmware & WebUI | The stock firmware you want to install, e.g., 21.180.17.00.00 , and a WebUI dashboard package, like E5573s-update-webui-17-100-11-00-03 . | | DC Unlocker (Free Version) | A utility to read device information, send AT commands, and verify unlocks. | e5573s320 usbloaderbin hot
The Ultimate Guide to Unlocking Huawei E5573s-320 Using usbloader.bin Huawei E5573s-320 Go to product viewer dialog for this item.
: Finding these files is part of the challenge. Check dedicated forums like Hovatek, GSM-Forum, and 4PDA for reliable download links.
Before proceeding with this advanced technical process, download the proper driver framework. You will need the , the Balong USB Downloader utility , and a version of usbloader.bin compiled explicitly for the E5573s sub-models. Step 1: Performing the Hardware "Boot Shot"
The progress bar will scroll across the interface. Once complete, the power indicator lights on the router motherboard will usually flash once or change color, indicating that the RAM has successfully run the temporary boot environment. Step 4: Flashing the Final Unlocked Firmware Launch the application on your computer
: Once the loader is active, the modem is ready to accept a new firmware package. Run the firmware update tool to install a "universal" firmware that removes carrier restrictions.
The "e5573s320 usbloaderbin hot" issue is a common hurdle in the modem unlocking process, typically resulting from an unsuccessful firmware write. By cooling the device, ensuring stable drivers, and using the test point method to properly apply the correct usbloader.bin , you can recover your E5573s-320 modem.
: Opening the device or shorting pins will permanently void your manufacturer's warranty.
To use the usbloader.bin effectively, you will need several specialized tools: Click the file selection path and load your verified file
: Recent firmware versions (like version 328) often block older loaders, leading to errors during the flashing process. Flashing Requirement
The processor gets extremely hot to the touch during the process.
Release the tweezers after 2 to 3 seconds. Your computer should make a connection sound. In Device Manager, a new device should appear under Ports (COM & LPT) as HUAWEI Mobile Connect - DownLoad Port . Step 3: Injecting the usbloader.bin File
Open the , select the detected COM port, and browse for your usbloader.bin file.
Using a generic low-level loader file can sometimes reset the device's internal identification settings, clearing out your unique network dashboard info and IMEI data. To ensure your router registers properly on local cellular networks, you must restore this information.