User manual

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UNI-T
®
UT4000 User Manual
5. When the USB document is confirmed the following prompt will appear : “System
upgrade is in progress. Please wait”. (This process may take 3 to 5 minutes)
Figure 5-4 USB upgrade in progress
6. When upgrade is complete, a successful upgrade prompt will appear : “Upgrade is
successfully complete. Please remove USB device, then power off your oscilloscope
and power it back on again to complete the process.” The oscilloscope program is
now updated and system upgrade is complete. In the event of upgrade failure, follow
the steps below.
Figure 5-5 USB upgrade success