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What is the usage method of an automotive oscilloscope?

1 Answers

BrynleeRose

07/30/25 6:50am

The usage method of an automotive oscilloscope is: 1. Select the Y-axis coupling method; 2. Select the X-axis sensitivity; 3. Choose the trigger or synchronization signal source and polarity; 4. Select the scanning speed; 5. Input the measurement signal. Phenomena of incorrect usage of an automotive oscilloscope: 1. No light spot or waveform; 2. Failure to expand in the horizontal direction; 3. No display in the vertical direction; 4. Unstable waveform; 5. Inaccurate voltage readings in the vertical direction; 6. Inaccurate readings in the horizontal direction. Reasons for incorrect usage of an automotive oscilloscope: 1. Power not connected, brightness knob not adjusted properly; 2. Improper adjustment of the level knob; 3. Stability potentiometer not adjusted to place the scanning circuit in the critical state of being ready to trigger; 4. Oscilloscope scanning is in the automatic mode, causing unstable waveforms.

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