If you see Code 43 on multiple computers and different USB cables, the SK720T's internal controller chip is likely dead. Replace the device.
This guide walks you through every method of installing the Seiki SK720T driver, from automatic Windows updates to manual INF file installations, plus advanced troubleshooting. seiki sk720t driver install
Many driver issues are actually firmware bugs. Seiki released a firmware update for the SK720T that fixes EDID (Extended Display Identification Data) problems. If you see Code 43 on multiple computers
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