5.16. Reversing the Polarity of the Displayed Waveform
To invert the input signal waveform, do the following:
1.) Press the MENU key and the function menu appears at the right side of the screen.
2.) Press the MENU ▲ or MENU ▼ key to select CH SETUP. Four items selectable are displayed at the bottom of the
screen.
3.) Press F4 key to jump to Inverted. The inverted waveform of the channel is displayed on the screen.
Now, you can see a screen that looks like the following figure 15.
Figure 15: Inverted On
5.17. Use USB mass storage device to save waveform data
Insert the USB mass storage device into the USB port and press copy key, then the current waveform data will be saved
into the USB mass. The save waveform has two format, one is vector format and the other is bitmap format, according to
the display settings from the choice of the communication settings. Name the file with current date and suffix by .bin
or .bmp. Then connect the USB mass storage device with the computer after data is saved, and open the data of vector
format with analysis software, or direct open the bitmap.
USB disk Requirements
The supported format of the USB disk: FAT32 file system, the allocation unit size cannot exceed 4K, mass storage USB
disk is also supported. If the USB disk doesn't work properly, format it into the supported format and try again. Follow any
of the following two methods to format the USB disk: using system-provided function and using the formatting tools.
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