Tascam 16 Owner's Manual page 57

A computer does not recognize the unit
when connected by USB.
p Has the dedicated software been installed? (See "Installing
the dedicated software" on page 51)
p This unit cannot be used with USB 1.1. Use a USB 2.0 or USB
3.0 port.
p Do not use a USB hub with this unit. Always connect the unit
directly to a USB port on the computer.
p If the above methods do not resolve the problem, connect
the unit to a different USB port on the computer.
When connected by USB, sound breaks up or
noise occurs.
p The processing load on the computer causes sound to break
up and noise to occur.
p If a wireless LAN or background software, including antivirus
software, is running, turn it off during use of this unit. In
addition, please use "computer's power option" as "high
performance setting".
p Use the shortest USB cable possible.
p Use a USB port built into the computer because the
computer USB port affects the USB connection.
13 - Troubleshooting
TASCAM Model 16
59