
Service Manual
Interface Test
USB Host
Test
Purpose: Test if the USB Host interface works normally through U disc.
Tools:
● An Unit SDS1000D digital oscilloscope
● An U disc
Steps:
1.Insert a U disc into the interface of USB Host on the front panel of the oscilloscope.
Picture 3-1 Connect the U disc
2.Wait until a prompt message “USB Flash Drive Plug In!” appeared on the screen.
图 3-2 USB host connect Successfully
3.Press Save/Recall Save to file, to name renewably or delete the information in U disc.
4.Remove the U disc and a prompt message “USB Flash Drive Plug In!” will appeared.
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