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DSP-USB Hardware Failed to Open

Message: "[E3 Hardware] DSP-USB Hardware failed to open or be detected" 

 

Explanation: Disrupted information flow between computer - control unit. 

 

Action 1: Close software > Unplug USB cord from both ends (computer & control unit) > Replug USB > Open software > Check for error. 

 

Action 2: Check drivers. Open Windows Start > Control Panel > Device Manager > Ports tab > Check for "other devices" > Right click > Update Driver Software > Browse My Computer > Browse for C:\Multifocal -or- C:\Multifocal Espion USB Drivers > Next > Close.

 

Definitions:

Control Unit is the unit to which the amplifier connects. 

Drivers allow computers to communicate with hardware. 

 

 

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