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Chapter 17 Troubleshooting
329
10. During measurement, the measured value is displayed as -----:
⚫ This phenomenon is normal. When the channel waveform displays beyond the waveform display area, the
measured value is displayed as -----. If the channel vertical sensitivity or vertical position is adjusted, the
measured value can be displayed correctly;
⚫ This phenomenon is normal. When there is no full-cycle waveform in the waveform display area, the
measured value may be displayed as -----. If the time base is adjusted, the measured value will be displayed
correctly.
⚫ This phenomenon is normal, and the measured value of the FFT waveform is displayed as -----.
11. When viewing pictures, no pictures are displayed:
⚫ Check whether the USB option in the settings is set as the USB storage device. If it is the USB storage
device, please change to other options.
12. Oscilloscope will automatically shut down after no operation for a period of time:
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