Caution : If upgrade fails due to power interruption, power off the
oscilloscope and repeat all the USB update steps.
Below are some common causes for update failure :
1. No update document.
If there is no document with the suffix “ uts” , the following
message will appear when [F5] is pressed after powering on :
“Can't find the valid update file! Please ensure there is update file on
the USB device then restart the operation.”.
Figure 3-12 Successful USB update
Figure 3-13 No valid update document
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