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RIGOL
Chapter 4 Troubleshooting
1.
After the oscilloscopes powering on, the screen remains dark (no
display). Please inspect the instrument following these steps:
(1) Check the power cable connection
(2) Ensure the power switch is turned on
(3) After the above inspections, restart the oscilloscope
(4) If the problem still remains, please contact RIGOL for help
2.
After the signal acquisition the waveform does not appear, please
check according to the following steps:
(1) Check the probes connected with the signals
(2) Check the probes connected to the BNC connector of channel
(3) Check the probes connected with the object being tested.
(4) Check the circuit that generates the signal at the test point
(5) Repeat the acquisition
3.
The measurement result is 10 times higher or lower than the value
expected.
(1) Check if the probe attenuation is the same as the channel attenuation.
4.
If the oscilloscope does not get a stable waveform display, please
check according to the following steps:
(1) Check the Trigger Source and notice if it is set to the channel in use.
(2) Check the Trigger Type.
(3) Switch the coupling into HF Rejection or LF Rejection in order to filter the
noise which disturbs trigger.
5.
After clicking the
any waveform on screen.
Check whether the Trigger Mode is set to "Normal" or "Single" and see
whether the trigger level is out of the signal range. If so, set the trigger level in
the Trigger menu, or set the Trigger Mode as "AUTO". Moreover, push the
AUTO button to display the waveform on screen.
© 2008 RIGOL Technologies, Inc.
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buttons, the oscilloscope does not display
User's Guide for VS5000 Series
4-1
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