SDM3055 Series Digital Multimeter User Manual
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Diagram 2-49 LCD Test Interface
NOTE:
⚫ Press [Change] to change the color of the screen. There are three colors: red, blue and
green.
⚫ Press [Done] to exit the test.
4. Test the beeper.
Press [Beeper] to test the beeper. Under regular circumstance, press [Beeper] one time and the
instrument will beep one time.
5. Test the chips.
Press [Chip] → [Start] to enter chip test interface, as Diagram 2-51 shows.
Diagram 2-50 Chip Test Interface
NOTE:
⚫ If the test is passed, the corresponding result shows “pass”.
⚫ If the test is failed, the corresponding result shows “fail”.
6. Press [Done] to exit the board test.