Vision TECHCONNECT TC-HDMIW30 Owner's Manual page 7

NOT WORKING?
1. Check USB cable powering Tx. Cheap USB cables will not provide enough power.
2. The computer is set to duplicate or extend the desktop (Control Panel\Appearance and
Personalisation\Display\Screen Resolution)
3. Try other cables between the source and Tx
4. EDID handshakes and HDCP key authentication can create HDMI issues. Try rebooting all
equipment to reset.
5. Check the wifi spectrum with a tool such as https://inssider.en.softonic.com/
TC-HDMIW30_manual_en.doc
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