User question
Description: [D:]Dispositivo di archiviazione di massa USB(USB SanDisk 3.2Gen1)
Device Type: Mass Storage Device
Protocal Version: USB 3.20
Current Speed: High Speed
Max Current: 896mA
USB Device ID: VID = 0781 PID = 5591
Serial Number: 0101EDBCB76540623D2C868B01D99A538365DC5F19DEA48C31DB5668A48D1276ED51000000000000000000004FC89EF5FF1D4F00915581076DAE97A2
Device Vendor: USB
Device Name: SanDisk 3.2Gen1
Device Revision: 0100
Manufacturer: USB
Product Model: SanDisk 3.2Gen1
Product Revision: 1.00
Controller Part-Number: Unknown
Artificial Intelligence Response
Direct answer to the question
The SanDisk USB 3.2 Gen 1 device you described is a mass storage device capable of high-speed data transfer. However, it is currently operating at USB 2.0 speeds ("High Speed") instead of the expected USB 3.2 Gen 1 speeds (SuperSpeed, up to 5 Gbps). This discrepancy could be due to host port limitations, cable issues, or driver problems. Below is a detailed analysis and troubleshooting guide.
Detailed problem analysis
Device Overview
- Device Type: USB Mass Storage Device
- Protocol Version: USB 3.2 Gen 1 (equivalent to USB 3.0, offering up to 5 Gbps transfer speeds)
- Current Speed: High Speed (USB 2.0, 480 Mbps)
- Max Current: 896 mA (within USB 3.x specifications, which allow up to 900 mA)
- Vendor ID (VID): 0781 (SanDisk Corporation)
- Product ID (PID): 5591 (specific to this model)
- Serial Number: Unique identifier for the device
- Controller Part-Number: Unknown (common for consumer USB devices)
Key Observations
-
Speed Discrepancy: The device is designed for USB 3.2 Gen 1 speeds but is operating at USB 2.0 speeds. This could be due to:
- Host port limitations (e.g., connecting to a USB 2.0 port).
- Faulty or incompatible USB cable.
- Driver or firmware issues.
- Physical damage to the USB connector or port.
-
Power Consumption: The device draws 896 mA, which is within the USB 3.x specification. However, unstable power delivery from the host system could cause performance issues.
-
Controller Information: The controller part number is listed as "Unknown," which is not unusual for consumer USB devices. However, this limits the ability to perform advanced diagnostics or firmware updates.
Current information and trends
USB 3.2 Gen 1 Overview
- USB 3.2 Gen 1 (formerly USB 3.0) supports transfer speeds up to 5 Gbps, significantly faster than USB 2.0 (480 Mbps).
- Backward compatibility ensures the device can operate on USB 2.0 ports, albeit at reduced speeds.
Industry Trends
- Modern USB devices often include features like hardware encryption (e.g., AES-128) and software for data recovery.
- Increasing adoption of USB 3.2 Gen 2 and USB 4.0 standards, offering even higher speeds and power delivery capabilities.
Supporting explanations and details
Potential Causes of Speed Limitation
-
Host Port Limitation:
- If the device is connected to a USB 2.0 port, it will operate at USB 2.0 speeds.
- USB 3.x ports are typically marked with a blue connector or labeled "SS" (SuperSpeed).
-
Cable Issues:
- Using a USB 2.0 cable or a damaged USB 3.x cable can limit the connection speed.
- Ensure the cable is short and of good quality to minimize signal degradation.
-
Driver or Firmware Issues:
- Outdated or incompatible drivers can prevent the device from operating at full speed.
- Firmware corruption on the USB device itself could also cause performance issues.
-
Physical Damage:
- Bent pins or debris in the USB port can disrupt the connection and reduce speed.
Ethical and legal aspects
- Data Security: Ensure sensitive data on the device is encrypted, especially if the device is used for professional purposes.
- Counterfeit Devices: Verify the authenticity of the device using tools like ChipGenius or H2testw to avoid using counterfeit products.
Practical guidelines
Troubleshooting Steps
-
Check USB Port:
- Connect the device to a USB 3.x port (blue or labeled "SS").
- Test on another computer to rule out host system issues.
-
Inspect and Replace Cable:
- Use a known-good USB 3.x cable.
- Avoid using long or low-quality cables.
-
Update Drivers:
- On Windows, open Device Manager → Expand "Universal Serial Bus controllers" → Update drivers for USB Root Hubs and Host Controllers.
- On macOS or Linux, ensure the system is updated to the latest version.
-
Check Power Management Settings:
- In Device Manager, under "USB Root Hub" properties, disable "Allow the computer to turn off this device to save power."
-
Verify Device Health:
- Use tools like CrystalDiskInfo or SanDisk's official utilities to check for errors or firmware updates.
-
Format the Device:
- If the device is functioning but slow, back up data and format it using the exFAT filesystem for optimal performance.
Possible disclaimers or additional notes
- Limitations of USB 2.0: If the host system only supports USB 2.0, upgrading to a USB 3.x-capable system is necessary to achieve higher speeds.
- Firmware Updates: Not all USB devices support firmware updates. Check SanDisk's website for specific tools or updates.
Suggestions for further research
- Investigate tools like ChipGenius or Flash Drive Information Extractor to identify the controller and firmware version.
- Explore advanced diagnostics for USB devices, such as USBlyzer or USB Protocol Analyzer.
Brief summary
The SanDisk USB 3.2 Gen 1 device is currently operating at USB 2.0 speeds due to potential host port, cable, or driver issues. To resolve this, ensure the device is connected to a USB 3.x port, use a compatible cable, and update drivers. If the issue persists, test the device on another system or check for firmware updates. This device is suitable for high-speed data transfer but requires proper configuration to achieve its full potential.
Disclaimer: The responses provided by artificial intelligence (language model) may be inaccurate and misleading. Elektroda is not responsible for the accuracy, reliability, or completeness of the presented information. All responses should be verified by the user.
