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Appendix B Common failure exclusion of USB communication
This tester uses a high-speed USB2.0 protocol to carry out test communication. Please
make sure that the USB connection is normal before test. If the status bar of test software
interface always displays “the device is not connected “, according to the following steps to
troubleshoot:
1. Correctly select the USB control switch on the instrument panel.
According to test method to select USB control switch. If choose “connect to built-in IPC
to do the test”, the USB control switch should select "IPC" end; If choose “connect to external
computer to do the test”, the USB control switch should select the "PC" end.
Note: when connect to an external computer, please confirm whether the driver of the
IPC is installed, details please refer to Appendix A.
Then check the status bar of test software, if still display “the device is not connected”,
please enter the next step.
2. Press “Reset” button on the instrument interface.
Wait for five seconds, check the status bar of test software interface, if still display “the
device is not connected”, please enter the next step.
3. Normally shut down the system and turn off the power, wait for a few minutes and then
boot.
If the above methods are also failed to resolve the problem, please contact our after-sale
service department; our technicians will guide you through a detailed operating. Thanks for
your support!
Summary of Contents for HT-802
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