Use and Care Manual

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- Light blue (turquoise) LED: as in the central mode, the device
has been connected to other peripheral devices.
- Green LED: The device is in firmware upgrader mode. Please
use the iOS or Android WIDI App to upgrade the firmware
(Please find the App download link on BluetoothMIDI.com).
 The right LED is the USB indicator
- The green LED stays on constantly: WIDI Uhost is connected to
an external USB power source and supplies power to the USB
device socket.
⚫ Use WIDI Uhost as the USB Host to connect class compliant USB MIDI
devices
1. Plug the USB-B or micro-B connector of optional OTG cable into USB
socket of the USB MIDI device, and then plug the USB-C connector
into USB Host/Device socket on the left side of the WIDI Uhost.
2. Plug the USB-C connector of optional USB power cable into USB
Power socket on the right side of WIDI Uhost, and then plug the USB-
A connector into USB socket of the USB power supply.
3. When the right LED turns green and stays on constantly, it means
that the USB MIDI device has been detected successfully by WIDI
Uhost and can send and receive Bluetooth MIDI messages through it.