In very rare cases, the firmware on the Nexustech chip becomes corrupted. This requires re-flashing using a vendor-specific tool (usually only available to OEMs). For most users, this means the device is beyond DIY repair.
| Symptom | Likely Fix | |---------|-------------| | Not detected at all | Bad cable, USB port, or power. Try Y-cable / powered hub. | | Yellow exclamation mark | Uninstall driver → reconnect. | | "Not intended for platform" | Manually force "Standard CD-ROM Drive". | | Code 31 or 39 | Delete UpperFilters/LowerFilters in registry. | | Reads CDs but not DVDs | Dirty lens or region lock. Clean lens with cotton swab + isopropyl alcohol. | | Works then disappears | Windows power management → Disable USB selective suspend. |
Many 14cd:1212 drives have region code restrictions (DVD region 1–6). Symptoms: Reads CDs but not DVDs, or "Incorrect function" on some movie discs.
Check region:
Firmware update:
Q: Can VID 14CD PID 1212 read MicroSD cards? A: Yes, if you use a passive MicroSD-to-SD adapter. The chip does not natively support MicroSD slots unless the hardware includes a dedicated slot.
Q: Is there an official driver from Super Top? A: Super Top does not maintain a public driver download site. They rely on generic Microsoft drivers. Some OEMs (like I-O Data) have rebranded drivers, but they are unnecessary.
Q: My device shows VID_14CD but a different PID (e.g., 125C). Is that okay? A: Yes. Super Top uses many PIDs. PID 125C is often a USB hub, while PID 1212 is a card reader. The fix is similar.
Q: Why is my SD card not showing even though the driver installed? A: The reader itself works, but the card may be incompatible (SDXC vs SDHC), corrupted, or formatted as ext4/Linux. Try formatting the card as FAT32 or exFAT on another device.
The hardware identifier VID 14CD PID 1212 corresponds to a widely used USB 2.0 Mass Storage Device, specifically identified as the Super Top microSD Card Reader (SY-T18). This device is manufactured by Super Top (also associated with Moai Electronics Corporation) and is commonly found in budget-friendly, compact microSD card adapters. Core Identification Details Vendor ID (VID): 14CD (Super Top / Moai Electronics Corp) Product ID (PID): 1212 (microSD card reader) Interface: USB 2.0 High Speed (up to 480 Mbps) Device Class: Mass Storage Device Understanding VID and PID
Every USB device uses a unique pair of 16-bit numbers to identify itself to the host computer:
Vendor ID (VID): Assigned by the USB Implementers Forum (USB-IF) to a specific manufacturer. 14CD belongs to the Taiwanese company Super Top.
Product ID (PID): Assigned by the manufacturer to identify a specific product line. 1212 is used for their standard SY-T18 microSD adapter. Driver and Compatibility
Because this device belongs to the USB Mass Storage Class (MSC), it generally does not require proprietary drivers.
USB Flash Drive Speed Tests - VID = 14cd, PID = 1212 - NirSoft
If your device is not working correctly, follow these troubleshooting steps in order.
Often, the device is connected but Windows hasn't given it a letter (like E: or F:), so it's invisible in File Explorer.