- If you select "Text" under Screen Saver, press Text, and then the filename input
interface is displayed. Input the filename, for example, "RIGOL Scope". For
details, refer to descriptions in "
To Create a Folder
".
2. Set the Screen Saver Time
Press Time to Start, then rotate the multifunction knob to set the screen saver
time. You can also use the numeric keypad to set it. The range available is from 1
min to 999 min.
3. Preview the Screen Saver Time
Press Preview to view the set screen saver time.
4. Restore to the Default Screen Saver Settings
Press
Default to restore to the screen saver default settings.
23.2.16 Self-check
The oscilloscope supports a variety of self-check functions, including keyboard check,
screen check, and touch screen check.
Press > More > More > Self Check to enter the self-check menu.
1. Key Test
Press
Key Test to enter the keyboard test interface (virtual keypads of the front
panel). At this time, you can press the keys on the front panel to check whether the
virtual keys are highlighted. If yes, it indicates that the keys work normally; if no, it
indicates that there's something wrong with the keys. If the virtual key is not
illuminated, the key may fail to work. Press
for three consecutive times to
exit the key test interface.
2. Screen Test
Press Screen Test to enter the screen test interface and check whether the
defective pixel exists. There are 15 screen test interfaces. Press to switch to
the next screen test interface. Press for three consecutive times to exit the
screen test interface.
3. Touch Test
Press
Touch Test to enter the touch screen test interface first, as shown in the
figure below. Slide with your finger on the screen. If there is a line displaying at the
empty area where you slide on the screen and the box that you tap turns out to be
System Utility Function Setting
374
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