Quatech HSU-200 사용자 설명서

Troubleshooting 

This section lists some common problems and their causes. If the 
information below does not provide a solution, contact Quatech 

technical support. 

Problem 

Cause 

Solution 

The Freedom USB 
cannot communicate 

with other 
equipment. 

 

The cables are not 
connected correctly. 

1. 

Check the Freedom USB cables to make 
sure that they are connected correctly. 

2. 

Make sure that each cable is securely 

attached. 

 

 

The device driver is not 
installed. 

1. 

Double check the Device Manager per the 

instructions in Using Device Manager to 
ensure that drivers are installed 

correctly and that all devices are working 

properly.  

2. 

Try removing the USB adapter from the 

Device Manager window and then repeat 

the hardware installation instructions. 

 

 

The USB port is faulty. 

1. 

If possible, connect a known good USB 
device to the PC or hub connector and see 

if it operates properly.