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you can easily capture the event accidental, such as a suddenly low
voltage:press"RUN" key to start the wait when there is a low level occurs, the devices
will automatically trigger and the trigger waveform record before and after a period of time
off."HORI" key can change the horizontal position of the trigger position, and then you can
get different lengths, which can easily observe the waveform. See Figure 3-4
3.4 Use Multimeter to Measure DC Voltage
● Use "AUTO" measure DC Voltage.
① Press "AVΩ"key, enter Multimeter mode,
Auto range default.
② Press "
" or "
③ Put the pen on the test point, and it will read The value.
See Figure 3-5.
● Set the Voltage Range manually.
① Press "
" or "
② Press "
" or "
See figure 3-6.
Chapter 4 System Tips and Troubleshooting
4.1 Prompting Message
Trigger level limit:
Horizontal position limit:
Voltage range limit:
USB storage device is connected successfully:
4.2 Troubleshooting
1. If you press the "
follow these steps:
(1) Open the instrument battery cover, check whether the power supply or battery power
leakage, flatulence, etc.
(2) After the inspection is completed, restart the instrument.
(3) If you still can not properly use the product, please contact us.
2. After signal acquisition, signal waveform screen does not appear, please
" to select "DC Voltage"
" to select "DC"
" to adjust the range.
" button oscilloscope screen remains dark, no display,
Figure 3-5
Figure 3-6
36
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