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EXFO PSO-100 Series Optical Sampling Oscilloscopes User Manual

Page 96

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Troubleshooting

88

PSO-100

Solving Common Problems

The application was just

started, but you can see a

message that indicates "USB

connection failed" .

³

The USB cable is

not connected.

³

The USB

communication

is broken and

does not resume

in a hot-swap

situation.

³

The USB driver is

not correctly

installed.

³

Connect the USB

cable to the

computer in the

correct USB port,

and restart the

application.

³

Disconnect the

USB cable and

connect it again.

Restart the

application.

³

Install the USB

driver.

Problem

Cause

Possible Solution